./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbc6cfd265bbfc7611b0339974db18202cca2994475e3376b0741794403cd40f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:44:19,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:44:19,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:44:20,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:44:20,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:44:20,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:44:20,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:44:20,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:44:20,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:44:20,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:44:20,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:44:20,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:44:20,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:44:20,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:44:20,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:44:20,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:44:20,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:44:20,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:44:20,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:44:20,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:44:20,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:44:20,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:44:20,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:44:20,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:44:20,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:44:20,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:44:20,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:44:20,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:44:20,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:44:20,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:44:20,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:44:20,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:44:20,133 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:44:20,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:44:20,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:44:20,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:44:20,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:44:20,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:44:20,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:44:20,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:44:20,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:44:20,143 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-07 08:44:20,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:44:20,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:44:20,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:44:20,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:44:20,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:44:20,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:44:20,178 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:44:20,178 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-07 08:44:20,178 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-07 08:44:20,179 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-07 08:44:20,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-07 08:44:20,179 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-07 08:44:20,180 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-07 08:44:20,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:44:20,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:44:20,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:44:20,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:44:20,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:44:20,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:44:20,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-07 08:44:20,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-07 08:44:20,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-07 08:44:20,183 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:44:20,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:44:20,184 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-07 08:44:20,184 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:44:20,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-07 08:44:20,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:44:20,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:44:20,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:44:20,186 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:44:20,186 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:44:20,187 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-07 08:44:20,188 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_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbc6cfd265bbfc7611b0339974db18202cca2994475e3376b0741794403cd40f [2021-11-07 08:44:20,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:44:20,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:44:20,547 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:44:20,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:44:20,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:44:20,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-11-07 08:44:20,668 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/data/3efcf6224/fd8c431d3a5e48bc97b3baeb6d4cb48f/FLAGf2f8769e4 [2021-11-07 08:44:21,206 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:44:21,207 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-11-07 08:44:21,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/data/3efcf6224/fd8c431d3a5e48bc97b3baeb6d4cb48f/FLAGf2f8769e4 [2021-11-07 08:44:21,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/data/3efcf6224/fd8c431d3a5e48bc97b3baeb6d4cb48f [2021-11-07 08:44:21,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:44:21,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:44:21,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:44:21,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:44:21,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:44:21,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@505f7480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21, skipping insertion in model container [2021-11-07 08:44:21,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:44:21,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:44:21,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:44:21,793 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:44:21,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:44:21,839 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:44:21,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21 WrapperNode [2021-11-07 08:44:21,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:44:21,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:44:21,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:44:21,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:44:21,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:44:21,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:44:21,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:44:21,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:44:21,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:44:21,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:44:21,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:44:21,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:44:21,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (1/1) ... [2021-11-07 08:44:21,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:21,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:21,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:21,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-07 08:44:22,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:44:22,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:44:22,220 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:44:22,220 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-07 08:44:22,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:22 BoogieIcfgContainer [2021-11-07 08:44:22,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:44:22,227 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-07 08:44:22,227 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-07 08:44:22,232 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-07 08:44:22,233 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:44:22,233 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 08:44:21" (1/3) ... [2021-11-07 08:44:22,235 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30fc16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:44:22, skipping insertion in model container [2021-11-07 08:44:22,235 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:44:22,236 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:44:21" (2/3) ... [2021-11-07 08:44:22,236 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30fc16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 08:44:22, skipping insertion in model container [2021-11-07 08:44:22,236 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-07 08:44:22,236 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:22" (3/3) ... [2021-11-07 08:44:22,238 INFO L389 chiAutomizerObserver]: Analyzing ICFG freire1-both-nt.c [2021-11-07 08:44:22,304 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-07 08:44:22,304 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-07 08:44:22,304 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-07 08:44:22,304 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-07 08:44:22,305 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-07 08:44:22,305 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-07 08:44:22,305 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-07 08:44:22,305 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-07 08:44:22,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:44:22,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-07 08:44:22,341 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:44:22,341 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:44:22,348 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-07 08:44:22,349 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-07 08:44:22,349 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-07 08:44:22,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:44:22,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-11-07 08:44:22,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-07 08:44:22,351 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-07 08:44:22,351 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-07 08:44:22,351 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-11-07 08:44:22,359 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~r~0, main_~x~0, main_~a~0;havoc main_~r~0;havoc main_~x~0;main_~a~0 := 2 * main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := (if main_~a~0 < 0 && 0 != main_~a~0 % 2 then 1 + main_~a~0 / 2 else main_~a~0 / 2);main_~r~0 := 0; 6#L45-2true [2021-11-07 08:44:22,360 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !!(0 == main_~r~0 * main_~r~0 - main_~a~0 - main_~r~0 + 2 * main_~x~0);main_~x~0 := main_~x~0 - main_~r~0;main_~r~0 := 1 + main_~r~0; 6#L45-2true [2021-11-07 08:44:22,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:22,367 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-11-07 08:44:22,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:22,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905245689] [2021-11-07 08:44:22,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:22,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,496 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,528 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:22,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:22,533 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2021-11-07 08:44:22,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:22,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552831391] [2021-11-07 08:44:22,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:22,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:22,541 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:44:22,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2006489078] [2021-11-07 08:44:22,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:22,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:44:22,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:22,548 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:44:22,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 08:44:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,593 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,602 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:22,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:22,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2021-11-07 08:44:22,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:22,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853378882] [2021-11-07 08:44:22,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:22,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:22,616 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:44:22,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [386380541] [2021-11-07 08:44:22,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:22,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:44:22,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:22,643 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:44:22,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 08:44:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,724 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:22,735 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:22,916 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:22,917 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:22,917 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:22,918 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:22,918 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:44:22,918 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:22,918 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:22,918 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:22,918 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-07 08:44:22,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:22,919 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:22,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:23,010 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:23,011 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:44:23,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,026 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-07 08:44:23,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:23,034 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:23,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-07 08:44:23,083 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-07 08:44:23,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:44:23,093 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:23,150 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:44:23,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,184 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:23,185 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:23,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:23,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:23,185 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:44:23,185 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,185 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:23,186 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:23,186 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-07 08:44:23,186 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:23,186 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:23,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:23,264 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:23,269 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:44:23,271 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,272 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-07 08:44:23,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:23,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:23,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:23,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,363 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:44:23,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,365 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:23,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,386 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:23,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-07 08:44:23,393 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:23,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,464 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:44:23,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,466 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:23,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:23,507 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:23,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-07 08:44:23,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,547 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:44:23,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,548 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-07 08:44:23,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:23,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,571 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:23,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:23,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,642 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:44:23,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,661 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-07 08:44:23,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:23,679 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:23,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,679 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:23,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:23,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,749 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:44:23,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,751 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:23,776 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:23,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,777 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:23,786 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:23,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-07 08:44:23,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-11-07 08:44:23,852 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:44:23,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,853 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-07 08:44:23,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:23,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:23,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,877 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:23,890 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:23,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:23,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:23,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:23,959 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:44:23,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:23,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:23,961 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:23,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-07 08:44:23,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:23,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:23,974 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:23,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:23,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:23,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:23,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:23,979 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:23,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:24,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:24,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,054 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:44:24,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,059 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:24,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:24,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:24,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:24,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:24,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:24,087 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:24,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-07 08:44:24,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:24,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:24,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:24,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,261 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:24,261 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:24,262 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:24,262 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:24,262 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:44:24,262 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,262 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:24,262 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:24,262 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-07 08:44:24,262 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:24,263 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:24,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,431 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:24,431 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:44:24,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,432 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:24,443 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:24,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-07 08:44:24,479 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:44:24,479 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: [] [2021-11-07 08:44:24,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,530 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,540 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:24,540 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:24,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-07 08:44:24,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,616 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,619 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,626 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:44:24,626 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:24,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-07 08:44:24,661 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:44:24,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,708 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:24,708 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:24,708 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:24,708 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:24,709 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:44:24,709 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,709 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:24,709 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:24,709 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-07 08:44:24,709 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:24,709 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:24,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:24,872 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:24,872 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:44:24,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,873 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:24,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:24,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:24,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:24,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:24,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-07 08:44:24,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:24,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:44:24,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:24,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:24,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:24,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:24,983 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:24,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:25,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:25,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-07 08:44:25,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,067 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-07 08:44:25,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:25,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:25,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,147 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:44:25,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,151 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,172 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:25,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-07 08:44:25,183 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:44:25,183 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:44:25,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,261 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-07 08:44:25,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:25,290 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:25,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,329 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-07 08:44:25,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,339 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:25,339 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:25,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,377 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:44:25,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,379 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-07 08:44:25,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:25,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:25,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:25,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-07 08:44:25,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,449 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-07 08:44:25,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,460 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:25,464 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:25,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-07 08:44:25,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,497 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-07 08:44:25,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,509 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:25,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:25,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,541 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:44:25,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,542 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-07 08:44:25,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,567 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:25,584 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:44:25,585 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:44:25,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,691 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,733 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:25,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:25,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-07 08:44:25,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,773 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-07 08:44:25,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:25,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,787 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:25,789 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:25,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,848 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:44:25,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,850 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,877 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:25,877 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:25,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:25,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-07 08:44:25,901 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:44:25,902 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:44:25,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:25,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:25,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:25,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:25,976 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:25,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:25,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:25,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:25,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:25,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:25,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:25,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:25,995 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:25,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:25,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-07 08:44:26,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,054 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,068 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:26,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,069 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:26,070 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:26,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-07 08:44:26,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,140 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:44:26,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,142 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,165 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,165 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:26,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-07 08:44:26,179 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:26,179 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:26,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,272 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,288 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,288 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:26,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,289 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,291 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:26,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-07 08:44:26,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,354 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,355 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,371 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:26,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:26,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-07 08:44:26,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,437 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:44:26,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,440 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,458 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:26,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,459 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:26,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-07 08:44:26,478 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:44:26,478 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:44:26,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,595 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,612 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:26,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,612 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:26,615 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:26,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-07 08:44:26,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,689 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,690 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,710 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:26,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,710 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:26,713 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:26,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-07 08:44:26,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,789 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:44:26,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,791 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,795 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 [2021-11-07 08:44:26,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-07 08:44:26,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,807 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:26,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,820 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:26,820 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:26,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,895 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,916 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:26,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:26,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-07 08:44:26,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,951 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,952 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:26,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-07 08:44:26,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:26,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:26,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:26,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:26,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:26,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:26,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:26,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:26,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:26,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:26,992 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:44:26,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:26,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:26,993 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:26,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-07 08:44:26,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,005 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:27,005 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:27,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,005 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:27,025 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-07 08:44:27,025 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-07 08:44:27,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,115 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:27,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:27,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,133 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:27,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-07 08:44:27,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:27,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,194 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:27,213 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:27,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,213 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:27,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:27,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-07 08:44:27,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,286 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-07 08:44:27,286 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~r~0, main_~x~0, main_~a~0;havoc main_~r~0;havoc main_~x~0;main_~a~0 := 2 * main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := (if main_~a~0 < 0 && 0 != main_~a~0 % 2 then 1 + main_~a~0 / 2 else main_~a~0 / 2);main_~r~0 := 0; 6#L45-2true assume !!(0 == main_~r~0 * main_~r~0 - main_~a~0 - main_~r~0 + 2 * main_~x~0);main_~x~0 := main_~x~0 - main_~r~0;main_~r~0 := 1 + main_~r~0; 6#L45-2true [2021-11-07 08:44:27,286 INFO L793 eck$LassoCheckResult]: Loop: 6#L45-2true assume !!(0 == main_~r~0 * main_~r~0 - main_~a~0 - main_~r~0 + 2 * main_~x~0);main_~x~0 := main_~x~0 - main_~r~0;main_~r~0 := 1 + main_~r~0; 6#L45-2true [2021-11-07 08:44:27,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:27,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2021-11-07 08:44:27,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:27,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003152353] [2021-11-07 08:44:27,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:27,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:27,296 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:44:27,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1937567689] [2021-11-07 08:44:27,296 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 08:44:27,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:44:27,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,298 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-11-07 08:44:27,348 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 08:44:27,348 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:44:27,348 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:27,357 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:27,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:27,359 INFO L85 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2021-11-07 08:44:27,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:27,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354111288] [2021-11-07 08:44:27,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:27,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:27,363 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:44:27,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1930522171] [2021-11-07 08:44:27,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 08:44:27,372 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:44:27,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,373 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-07 08:44:27,400 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 08:44:27,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:44:27,400 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:27,405 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:27,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:44:27,406 INFO L85 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2021-11-07 08:44:27,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 08:44:27,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417380685] [2021-11-07 08:44:27,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:44:27,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 08:44:27,413 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 08:44:27,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1379604098] [2021-11-07 08:44:27,414 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 08:44:27,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 08:44:27,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,420 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2021-11-07 08:44:27,453 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 08:44:27,454 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-07 08:44:27,454 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 08:44:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 08:44:27,463 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-07 08:44:27,491 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:27,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:27,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:27,492 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:27,492 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:44:27,492 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,492 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:27,492 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:27,492 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-07 08:44:27,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:27,492 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:27,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:27,532 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:27,532 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:44:27,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,534 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:27,544 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:27,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-07 08:44:27,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,613 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-07 08:44:27,614 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:44:27,614 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:27,663 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:44:27,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,697 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:27,697 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:27,697 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:27,697 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:27,698 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:44:27,698 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,698 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:27,698 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:27,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-11-07 08:44:27,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:27,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:27,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:27,737 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:27,737 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:44:27,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,739 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:27,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:27,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:27,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-07 08:44:27,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,819 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:44:27,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,823 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:27,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,838 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:27,840 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:27,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-07 08:44:27,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,884 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:44:27,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,885 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-07 08:44:27,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:27,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:27,902 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:27,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:27,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:27,961 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:44:27,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:27,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:27,963 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:27,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:27,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:27,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:27,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:27,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:27,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:27,988 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:27,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:27,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-07 08:44:28,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,051 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:44:28,052 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,054 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-07 08:44:28,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:28,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:28,065 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:28,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:28,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:28,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:28,065 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:28,068 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:28,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:28,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,137 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:44:28,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,139 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:28,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:28,154 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:28,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:28,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:28,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:28,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:28,159 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:28,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:28,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-07 08:44:28,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,222 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:44:28,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,227 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-07 08:44:28,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:28,240 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:28,241 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:28,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:28,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:28,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:28,241 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:28,247 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:28,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:28,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,339 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:44:28,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,340 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:28,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:28,360 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:28,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:28,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:28,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:28,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:28,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-07 08:44:28,363 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:28,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:28,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,424 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:44:28,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,427 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:28,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:28,442 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:28,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:28,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:28,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:28,443 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:28,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:28,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:28,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-07 08:44:28,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:28,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-07 08:44:28,600 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:28,600 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:28,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:28,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:28,601 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-07 08:44:28,601 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,601 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:28,601 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:28,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-07 08:44:28,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:28,601 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:28,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:28,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:28,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:28,731 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:28,731 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-07 08:44:28,732 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,738 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:28,743 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:28,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-07 08:44:28,768 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:44:28,768 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: [] [2021-11-07 08:44:28,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,814 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-07 08:44:28,818 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:28,818 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:28,831 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-07 08:44:28,831 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: [] [2021-11-07 08:44:28,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-07 08:44:28,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,857 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-07 08:44:28,859 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-07 08:44:28,859 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:28,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:28,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:28,896 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:28,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-07 08:44:28,898 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-07 08:44:28,898 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-07 08:44:28,916 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-07 08:44:28,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-07 08:44:28,942 INFO L210 LassoAnalysis]: Preferences: [2021-11-07 08:44:28,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-07 08:44:28,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-07 08:44:28,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-07 08:44:28,942 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-07 08:44:28,942 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:28,942 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-07 08:44:28,942 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-07 08:44:28,942 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-11-07 08:44:28,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-07 08:44:28,943 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-07 08:44:28,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:28,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:28,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-07 08:44:29,060 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-07 08:44:29,060 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-07 08:44:29,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,062 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:29,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:29,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-07 08:44:29,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-11-07 08:44:29,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,132 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-07 08:44:29,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:29,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-07 08:44:29,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-07 08:44:29,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,171 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-07 08:44:29,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-07 08:44:29,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:29,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-07 08:44:29,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-07 08:44:29,221 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-07 08:44:29,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,222 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-07 08:44:29,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,234 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,234 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:29,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-07 08:44:29,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,262 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-07 08:44:29,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,273 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,273 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:29,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,315 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-07 08:44:29,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,332 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:44:29,332 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:44:29,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-07 08:44:29,367 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-07 08:44:29,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,369 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-07 08:44:29,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:29,381 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:29,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,408 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-07 08:44:29,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:29,420 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:29,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-07 08:44:29,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,447 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-07 08:44:29,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,458 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:29,465 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:29,465 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:29,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,517 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-07 08:44:29,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,518 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-07 08:44:29,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,537 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:29,538 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:29,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,565 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,566 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-07 08:44:29,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,577 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:29,578 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:29,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-07 08:44:29,604 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,605 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-07 08:44:29,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-07 08:44:29,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:29,627 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:44:29,627 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:44:29,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,694 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-07 08:44:29,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,696 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:29,715 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:29,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,716 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,717 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:29,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-07 08:44:29,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,772 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,774 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,791 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:29,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:29,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,792 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,793 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-07 08:44:29,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-07 08:44:29,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,846 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,847 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:29,861 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:29,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,862 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-07 08:44:29,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-07 08:44:29,869 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-07 08:44:29,869 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-07 08:44:29,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:29,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:29,944 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-07 08:44:29,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:29,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:29,945 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:29,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:29,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:29,964 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:29,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:29,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:29,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:29,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:29,965 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:29,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:29,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-07 08:44:29,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,016 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,029 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:30,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,030 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:30,031 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:30,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-07 08:44:30,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,086 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-07 08:44:30,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,103 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-07 08:44:30,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:30,111 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:30,112 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:30,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,201 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-07 08:44:30,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,202 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,220 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,221 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:30,222 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:30,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-07 08:44:30,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,280 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,294 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,295 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:30,297 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-07 08:44:30,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-07 08:44:30,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,367 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,383 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,383 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-07 08:44:30,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-07 08:44:30,399 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-07 08:44:30,399 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-07 08:44:30,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-11-07 08:44:30,510 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-07 08:44:30,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,511 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-07 08:44:30,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,522 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:30,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:30,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:30,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-07 08:44:30,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,551 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-07 08:44:30,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:30,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,564 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:30,565 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-07 08:44:30,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-07 08:44:30,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,627 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-07 08:44:30,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,648 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-07 08:44:30,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-07 08:44:30,657 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-07 08:44:30,658 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-07 08:44:30,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,714 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-07 08:44:30,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,716 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-07 08:44:30,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,730 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,730 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:30,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:30,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:30,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,781 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-07 08:44:30,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,795 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-07 08:44:30,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,796 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:30,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-07 08:44:30,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-07 08:44:30,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-11-07 08:44:30,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-07 08:44:30,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:44:30,825 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-07 08:44:30,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-07 08:44:30,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-07 08:44:30,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-07 08:44:30,836 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-07 08:44:30,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-07 08:44:30,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-07 08:44:30,837 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-07 08:44:30,848 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-07 08:44:30,848 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-07 08:44:30,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-07 08:44:30,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-07 08:44:30,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 08:44:30 BoogieIcfgContainer [2021-11-07 08:44:30,915 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-07 08:44:30,915 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:44:30,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:44:30,916 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:44:30,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:44:22" (3/4) ... [2021-11-07 08:44:30,919 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 08:44:30,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:44:30,920 INFO L168 Benchmark]: Toolchain (without parser) took 9355.63 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 81.8 MB in the beginning and 110.5 MB in the end (delta: -28.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 16.1 GB. [2021-11-07 08:44:30,921 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 60.7 MB in the beginning and 60.7 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:44:30,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 273.66 ms. Allocated memory is still 117.4 MB. Free memory was 81.7 MB in the beginning and 93.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:44:30,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.48 ms. Allocated memory is still 117.4 MB. Free memory was 93.6 MB in the beginning and 92.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:44:30,923 INFO L168 Benchmark]: Boogie Preprocessor took 21.66 ms. Allocated memory is still 117.4 MB. Free memory was 92.3 MB in the beginning and 91.7 MB in the end (delta: 643.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:44:30,923 INFO L168 Benchmark]: RCFGBuilder took 320.68 ms. Allocated memory is still 117.4 MB. Free memory was 91.2 MB in the beginning and 83.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 08:44:30,924 INFO L168 Benchmark]: BuchiAutomizer took 8687.81 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 83.3 MB in the beginning and 110.5 MB in the end (delta: -27.3 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. [2021-11-07 08:44:30,924 INFO L168 Benchmark]: Witness Printer took 3.72 ms. Allocated memory is still 146.8 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:44:30,927 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 60.7 MB in the beginning and 60.7 MB in the end (delta: 30.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 273.66 ms. Allocated memory is still 117.4 MB. Free memory was 81.7 MB in the beginning and 93.6 MB in the end (delta: -12.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.48 ms. Allocated memory is still 117.4 MB. Free memory was 93.6 MB in the beginning and 92.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.66 ms. Allocated memory is still 117.4 MB. Free memory was 92.3 MB in the beginning and 91.7 MB in the end (delta: 643.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 320.68 ms. Allocated memory is still 117.4 MB. Free memory was 91.2 MB in the beginning and 83.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8687.81 ms. Allocated memory was 117.4 MB in the beginning and 146.8 MB in the end (delta: 29.4 MB). Free memory was 83.3 MB in the beginning and 110.5 MB in the end (delta: -27.3 MB). Peak memory consumption was 72.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.72 ms. Allocated memory is still 146.8 MB. Free memory is still 110.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 8.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div200 bol100 ite100 ukn100 eq176 hnf75 smp89 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 61ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~r~0, main_~x~0, main_~a~0;havoc main_~r~0;havoc main_~x~0;main_~a~0 := 2 * main_#t~nondet0;havoc main_#t~nondet0;main_~x~0 := (if main_~a~0 < 0 && 0 != main_~a~0 % 2 then 1 + main_~a~0 / 2 else main_~a~0 / 2);main_~r~0 := 0;" "assume !!(0 == main_~r~0 * main_~r~0 - main_~a~0 - main_~r~0 + 2 * main_~x~0);main_~x~0 := main_~x~0 - main_~r~0;main_~r~0 := 1 + main_~r~0;" Loop: "assume !!(0 == main_~r~0 * main_~r~0 - main_~a~0 - main_~r~0 + 2 * main_~x~0);main_~x~0 := main_~x~0 - main_~r~0;main_~r~0 := 1 + main_~r~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-07 08:44:30,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:31,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:31,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2021-11-07 08:44:31,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-07 08:44:31,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 08:44:32,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_718f9fe6-2c2c-477d-93dd-35f7808dcf19/bin/uautomizer-AkOaLMaTGY/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN