./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a03b979f45aa8ba48949293cad74f586aed4b0e9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:32:10,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:32:10,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:32:10,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:32:10,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:32:10,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:32:10,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:32:10,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:32:10,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:32:10,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:32:10,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:32:10,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:32:10,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:32:10,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:32:10,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:32:10,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:32:10,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:32:10,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:32:10,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:32:10,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:32:10,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:32:10,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:32:10,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:32:10,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:32:10,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:32:10,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:32:10,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:32:10,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:32:10,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:32:10,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:32:10,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:32:10,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:32:10,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:32:10,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:32:10,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:32:10,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:32:10,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:32:10,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:32:10,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:32:10,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:32:10,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:32:10,211 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-30 00:32:10,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:32:10,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:32:10,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:32:10,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:32:10,239 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:32:10,239 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 00:32:10,239 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 00:32:10,239 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 00:32:10,240 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 00:32:10,240 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 00:32:10,240 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 00:32:10,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:32:10,241 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:32:10,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:32:10,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:32:10,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 00:32:10,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 00:32:10,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 00:32:10,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:32:10,242 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 00:32:10,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:32:10,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 00:32:10,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:32:10,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:32:10,243 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 00:32:10,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:32:10,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:32:10,244 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:32:10,244 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 00:32:10,246 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 00:32:10,246 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-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a03b979f45aa8ba48949293cad74f586aed4b0e9 [2020-11-30 00:32:10,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:32:10,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:32:10,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:32:10,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:32:10,581 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:32:10,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2020-11-30 00:32:10,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/data/d28c78245/d2353f2c027941a2a99aa06cc4f546e3/FLAG2ad173e3e [2020-11-30 00:32:11,177 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:32:11,178 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2020-11-30 00:32:11,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/data/d28c78245/d2353f2c027941a2a99aa06cc4f546e3/FLAG2ad173e3e [2020-11-30 00:32:11,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/data/d28c78245/d2353f2c027941a2a99aa06cc4f546e3 [2020-11-30 00:32:11,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:32:11,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:32:11,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:32:11,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:32:11,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:32:11,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3355eec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11, skipping insertion in model container [2020-11-30 00:32:11,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:32:11,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:32:11,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:32:11,765 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:32:11,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:32:11,804 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:32:11,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11 WrapperNode [2020-11-30 00:32:11,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:32:11,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:32:11,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:32:11,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:32:11,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:32:11,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:32:11,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:32:11,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:32:11,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... [2020-11-30 00:32:11,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:32:11,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:32:11,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:32:11,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:32:11,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:32:11,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:32:12,083 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:32:12,083 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-30 00:32:12,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:32:12 BoogieIcfgContainer [2020-11-30 00:32:12,085 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:32:12,086 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 00:32:12,086 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 00:32:12,089 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 00:32:12,090 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:32:12,090 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 12:32:11" (1/3) ... [2020-11-30 00:32:12,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:32:12, skipping insertion in model container [2020-11-30 00:32:12,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:32:12,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:32:11" (2/3) ... [2020-11-30 00:32:12,092 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e2105e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 12:32:12, skipping insertion in model container [2020-11-30 00:32:12,092 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 00:32:12,092 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:32:12" (3/3) ... [2020-11-30 00:32:12,094 INFO L373 chiAutomizerObserver]: Analyzing ICFG Cairo_step2-3.c [2020-11-30 00:32:12,144 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 00:32:12,145 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 00:32:12,145 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 00:32:12,145 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:32:12,145 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:32:12,145 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 00:32:12,145 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:32:12,146 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 00:32:12,158 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-11-30 00:32:12,174 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-30 00:32:12,174 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:32:12,174 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:32:12,179 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-30 00:32:12,179 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-30 00:32:12,179 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 00:32:12,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2020-11-30 00:32:12,180 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-30 00:32:12,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 00:32:12,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 00:32:12,181 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2020-11-30 00:32:12,181 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-30 00:32:12,186 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true [2020-11-30 00:32:12,187 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2020-11-30 00:32:12,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:12,193 INFO L82 PathProgramCache]: Analyzing trace with hash 996, now seen corresponding path program 1 times [2020-11-30 00:32:12,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:12,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030547570] [2020-11-30 00:32:12,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,273 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,285 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,304 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:12,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:12,311 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 1 times [2020-11-30 00:32:12,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:12,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552969715] [2020-11-30 00:32:12,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,335 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,340 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,341 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:12,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:12,343 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 1 times [2020-11-30 00:32:12,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:12,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342545122] [2020-11-30 00:32:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,352 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:12,361 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:12,362 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:12,410 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:12,411 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:12,411 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:12,411 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:12,411 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:32:12,411 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,412 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:12,412 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:12,412 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2020-11-30 00:32:12,412 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:12,412 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:12,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:12,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:12,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:12,695 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2020-11-30 00:32:12,767 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:12,768 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,780 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:12,780 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:12,790 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:12,790 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:12,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:12,821 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:12,821 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:12,852 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,916 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:32:12,916 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:12,957 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:32:12,971 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:12,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:12,971 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:12,971 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:12,971 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:32:12,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:12,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:12,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:12,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2020-11-30 00:32:12,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:12,972 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:12,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:12,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:13,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:13,147 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:13,150 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:13,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:13,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:13,173 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:13,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:13,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:13,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:13,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:13,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:13,260 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:13,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:13,301 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:13,317 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:13,317 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:13,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,360 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:13,373 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:13,377 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:13,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:13,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:13,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,439 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:13,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:13,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:13,486 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:13,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:13,533 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:13,534 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,573 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:13,578 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:13,578 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:13,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:13,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,633 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:13,637 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:13,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:13,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:13,676 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,684 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:13,698 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:13,698 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:13,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,757 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:13,767 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:13,767 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:13,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:13,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:13,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,822 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:13,827 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:13,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:13,835 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:13,868 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:13,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:13,881 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:13,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:13,885 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:13,885 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:13,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:13,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:13,941 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:13,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:13,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:13,941 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:13,958 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:13,958 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:13,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:14,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:14,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:14,017 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:14,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,058 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:14,092 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,107 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:14,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,108 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,115 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:14,115 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:14,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,173 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,173 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:14,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,183 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:14,183 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,231 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:14,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:14,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,236 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:14,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:14,248 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:14,283 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,294 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,294 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:14,306 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:14,306 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:14,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,363 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:14,372 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:14,372 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,436 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:14,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,437 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:14,442 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:14,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:14,507 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,518 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:14,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,518 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,523 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:14,523 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,560 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:14,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,560 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,563 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:14,564 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:14,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,618 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:14,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:14,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:14,622 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:14,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,628 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:14,662 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,668 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,669 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:14,674 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:14,674 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:14,732 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:14,732 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:14,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:14,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:14,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:14,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:14,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:14,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:14,784 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:14,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:14,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:14,868 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:14,868 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:14,868 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:14,869 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:14,869 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:32:14,869 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:14,869 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:14,869 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:14,869 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2020-11-30 00:32:14,869 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:14,869 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:14,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:14,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:14,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:14,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:14,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,046 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:15,046 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,056 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:15,056 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,061 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:15,061 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,107 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:15,107 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:15,120 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: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:15,160 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:15,164 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:15,164 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:15,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:15,197 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:15,198 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: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:15,225 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,256 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:32:15,256 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:15,289 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:32:15,299 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:15,299 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:15,299 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:15,299 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:15,299 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:32:15,300 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:15,300 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:15,300 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2020-11-30 00:32:15,300 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:15,300 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:15,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:15,506 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:15,506 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:15,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:15,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:15,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:15,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:15,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,574 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:15,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:15,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:15,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:15,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:15,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:15,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:15,654 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:15,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:15,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:15,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:15,742 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,767 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:15,769 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:15,769 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:15,813 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:15,813 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:15,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:15,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:15,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,866 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:15,867 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:15,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,869 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:15,905 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:15,905 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:15,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:15,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:15,940 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:15,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:15,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:15,962 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:15,970 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:15,970 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:15,974 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:15,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:15,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:15,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:15,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:15,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,002 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:16,003 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:16,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,058 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:16,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,115 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:16,115 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:16,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,172 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,172 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:16,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:16,197 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,202 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,205 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:16,205 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:16,211 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,238 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,241 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:16,242 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:16,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,279 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,280 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:16,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,307 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,315 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:16,315 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:16,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:16,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,356 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,357 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:16,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:16,381 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,385 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:16,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,385 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:16,389 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:16,389 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:16,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:16,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,451 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:16,454 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:16,454 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,461 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,505 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:16,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,505 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:16,506 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:16,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,508 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,535 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,535 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:16,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,535 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:16,540 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:16,540 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:16,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,576 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,576 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:16,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:16,577 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:16,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,579 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:16,599 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,604 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:16,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,604 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,607 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:16,607 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:16,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:16,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,646 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:16,646 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:16,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,677 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:16,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,677 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,678 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:16,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:16,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,732 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:16,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,740 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:16,740 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:16,763 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,806 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:16,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:16,808 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:16,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:16,844 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,851 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,851 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:16,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,852 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,856 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:16,856 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:16,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,910 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:16,910 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:16,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:16,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:16,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:16,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:16,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:16,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:16,964 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:16,965 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:16,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:16,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,007 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:17,017 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:17,017 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,094 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:17,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,095 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:17,096 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:17,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:17,134 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:17,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:17,143 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:17,143 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:17,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:17,191 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:17,192 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,236 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,236 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:17,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:17,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:17,237 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:17,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,281 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,281 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:17,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:17,289 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:17,289 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:17,314 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,340 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:17,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:17,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:17,342 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:17,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,343 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:17,363 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,367 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,368 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:17,372 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:17,373 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:17,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,419 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,419 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:17,423 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:17,424 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:17,433 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,456 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:17,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,457 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:17,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:17,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:17,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,483 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,484 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:17,495 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:17,495 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:17,513 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:17,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:17,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:17,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:17,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,540 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:17,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:17,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:17,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:17,572 INFO L473 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-11-30 00:32:17,572 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 3#L15true assume main_~x~0 % 4294967296 > 0; 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2020-11-30 00:32:17,572 INFO L796 eck$LassoCheckResult]: Loop: 7#L16-2true assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2; 7#L16-2true [2020-11-30 00:32:17,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:17,573 INFO L82 PathProgramCache]: Analyzing trace with hash 30889, now seen corresponding path program 2 times [2020-11-30 00:32:17,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:17,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477319755] [2020-11-30 00:32:17,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,579 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,588 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,589 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:17,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:17,590 INFO L82 PathProgramCache]: Analyzing trace with hash 44, now seen corresponding path program 2 times [2020-11-30 00:32:17,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:17,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90360249] [2020-11-30 00:32:17,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,593 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,597 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,598 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:17,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:32:17,599 INFO L82 PathProgramCache]: Analyzing trace with hash 957572, now seen corresponding path program 3 times [2020-11-30 00:32:17,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:32:17,599 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210255509] [2020-11-30 00:32:17,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:32:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,608 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:32:17,615 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:32:17,617 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:32:17,627 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:17,627 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:17,627 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:17,627 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:17,627 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:32:17,627 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,627 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:17,627 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:17,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2020-11-30 00:32:17,627 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:17,628 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:17,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,755 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:17,756 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,757 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:17,758 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:17,760 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:17,760 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,799 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:17,799 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:32:17,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:17,849 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:32:17,850 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:17,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:17,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:17,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:17,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:32:17,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:17,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:17,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Loop [2020-11-30 00:32:17,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:17,851 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:17,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:17,988 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:17,988 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:17,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:17,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:17,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:17,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:17,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:18,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:18,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:18,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,034 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:18,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:18,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:18,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:18,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:18,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,113 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,118 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,120 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:18,120 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,166 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:18,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,212 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:18,213 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,249 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,256 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,256 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:18,262 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,286 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,289 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:18,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,323 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,323 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:18,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,350 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,356 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:18,356 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:18,363 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,388 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,391 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:18,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,394 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:18,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,418 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,420 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:18,420 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:18,425 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,446 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,458 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:18,459 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:18,463 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,486 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,486 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,486 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,489 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:18,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,524 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,524 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:18,526 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:18,526 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:18,530 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,550 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,554 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:18,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,554 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,557 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,557 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:18,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,587 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:18,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,587 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:18,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,626 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:18,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,629 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,629 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:18,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,654 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:18,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,661 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:18,662 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:18,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,730 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:18,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,730 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,734 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:18,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:18,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,793 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:18,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,793 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:18,797 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:18,798 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:18,841 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,846 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,846 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,846 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,849 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,849 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,893 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,894 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:18,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,894 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:18,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:18,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:18,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:18,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:18,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:18,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:18,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:18,966 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:18,967 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:18,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:19,006 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:19,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:19,012 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:19,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,012 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:19,017 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:19,017 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:19,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,063 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:19,063 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:19,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:19,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,064 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:19,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:19,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:19,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:19,119 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:19,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:19,124 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:19,125 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,134 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:19,194 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:19,194 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:19,194 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:19,194 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:19,195 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 00:32:19,195 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,195 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:19,195 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:19,195 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2020-11-30 00:32:19,195 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:19,195 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:19,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,375 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:19,376 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:19,380 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:19,381 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,384 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 00:32:19,384 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: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:19,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 00:32:19,421 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 00:32:19,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 00:32:19,489 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 00:32:19,490 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 00:32:19,490 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 00:32:19,490 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 00:32:19,490 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 00:32:19,490 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 00:32:19,490 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 00:32:19,491 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 00:32:19,491 INFO L133 ssoRankerPreferences]: Filename of dumped script: Cairo_step2-3.c_Iteration1_Lasso [2020-11-30 00:32:19,491 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 00:32:19,491 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 00:32:19,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 00:32:19,631 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 00:32:19,631 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:19,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:19,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:19,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:19,637 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:19,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:19,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 00:32:19,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:19,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:19,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:19,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:19,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:19,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:19,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:19,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 00:32:19,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:19,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-30 00:32:19,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:19,807 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:19,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,811 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:19,812 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:19,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:19,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:19,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,838 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:19,838 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:19,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:19,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,864 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:19,866 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:19,866 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:19,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,907 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:19,908 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:19,909 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:19,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:19,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:19,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:19,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:19,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:19,937 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:19,942 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:19,942 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:19,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:20,006 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:20,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,015 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,061 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,062 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:20,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:20,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,112 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,113 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,118 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,162 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,162 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,214 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,221 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,222 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:20,277 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,281 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,282 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:20,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:20,284 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,311 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,312 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:20,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:20,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,342 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,345 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:20,346 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:20,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,396 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:20,396 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:20,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 00:32:20,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,443 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,452 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:20,452 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:20,492 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,496 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:20,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,496 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:20,496 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:20,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:20,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,543 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,544 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:20,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,544 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:20,545 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-30 00:32:20,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:20,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:20,576 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:20,576 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,604 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,604 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:20,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,604 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:20,606 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:20,606 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:20,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,633 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:20,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,633 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-30 00:32:20,637 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-30 00:32:20,637 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-30 00:32:20,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:20,669 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,682 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,682 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:20,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,683 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:20,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,710 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:20,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,711 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,711 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:20,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:20,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,741 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,741 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:20,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,745 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,745 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:20,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,778 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,778 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:20,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,778 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,780 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,780 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:20,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 146 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,809 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-30 00:32:20,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:20,831 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:20,831 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:20,858 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:20,893 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,902 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:20,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,903 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,904 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:20,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:20,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:20,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,949 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:20,950 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-30 00:32:20,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:20,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-30 00:32:20,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:20,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:20,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:20,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:20,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:20,998 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:21,003 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:21,003 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 150 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,038 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,038 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:21,041 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:21,041 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:21,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 151 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,072 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,072 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-30 00:32:21,079 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-30 00:32:21,079 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-30 00:32:21,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:21,134 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 152 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,137 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,137 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:21,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:21,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,138 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:21,138 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:21,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:21,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 153 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:21,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:21,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,163 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:21,164 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-30 00:32:21,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:21,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 154 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,188 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,188 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:21,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,189 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:21,191 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:21,191 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:21,195 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 155 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,218 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:21,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,218 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:21,220 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:21,220 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:21,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 156 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,249 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-30 00:32:21,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,249 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-30 00:32:21,256 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-30 00:32:21,256 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-30 00:32:21,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:21,286 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 157 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:21,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,290 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:21,291 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:21,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:21,293 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 158 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,317 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 00:32:21,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,317 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:21,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-30 00:32:21,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 00:32:21,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 159 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,343 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,344 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:21,347 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:21,347 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:21,362 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 160 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,390 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:21,393 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:21,393 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:21,399 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_21d9e134-55e5-4608-8f55-be096180e2d9/bin/uautomizer/z3 Starting monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 161 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 00:32:21,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-30 00:32:21,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-30 00:32:21,422 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-30 00:32:21,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 00:32:21,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 00:32:21,422 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-30 00:32:21,447 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-30 00:32:21,447 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-30 00:32:21,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-30 00:32:21,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 12:32:21 BoogieIcfgContainer [2020-11-30 00:32:21,492 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 00:32:21,493 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:32:21,493 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:32:21,493 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:32:21,494 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:32:12" (3/4) ... [2020-11-30 00:32:21,496 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 00:32:21,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:32:21,497 INFO L168 Benchmark]: Toolchain (without parser) took 9928.46 ms. Allocated memory was 125.8 MB in the beginning and 186.6 MB in the end (delta: 60.8 MB). Free memory was 100.5 MB in the beginning and 152.3 MB in the end (delta: -51.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:32:21,498 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 83.9 MB. Free memory was 46.3 MB in the beginning and 46.2 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:32:21,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.70 ms. Allocated memory is still 125.8 MB. Free memory was 100.2 MB in the beginning and 103.5 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:32:21,499 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.93 ms. Allocated memory is still 125.8 MB. Free memory was 103.5 MB in the beginning and 102.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:32:21,499 INFO L168 Benchmark]: Boogie Preprocessor took 18.13 ms. Allocated memory is still 125.8 MB. Free memory was 102.1 MB in the beginning and 101.2 MB in the end (delta: 943.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:32:21,499 INFO L168 Benchmark]: RCFGBuilder took 221.36 ms. Allocated memory is still 125.8 MB. Free memory was 101.2 MB in the beginning and 93.4 MB in the end (delta: 7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:32:21,500 INFO L168 Benchmark]: BuchiAutomizer took 9406.12 ms. Allocated memory was 125.8 MB in the beginning and 186.6 MB in the end (delta: 60.8 MB). Free memory was 93.1 MB in the beginning and 152.3 MB in the end (delta: -59.2 MB). Peak memory consumption was 104.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:32:21,500 INFO L168 Benchmark]: Witness Printer took 3.39 ms. Allocated memory is still 186.6 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:32:21,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 83.9 MB. Free memory was 46.3 MB in the beginning and 46.2 MB in the end (delta: 61.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 228.70 ms. Allocated memory is still 125.8 MB. Free memory was 100.2 MB in the beginning and 103.5 MB in the end (delta: -3.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.93 ms. Allocated memory is still 125.8 MB. Free memory was 103.5 MB in the beginning and 102.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.13 ms. Allocated memory is still 125.8 MB. Free memory was 102.1 MB in the beginning and 101.2 MB in the end (delta: 943.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 221.36 ms. Allocated memory is still 125.8 MB. Free memory was 101.2 MB in the beginning and 93.4 MB in the end (delta: 7.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9406.12 ms. Allocated memory was 125.8 MB in the beginning and 186.6 MB in the end (delta: 60.8 MB). Free memory was 93.1 MB in the beginning and 152.3 MB in the end (delta: -59.2 MB). Peak memory consumption was 104.0 MB. Max. memory is 16.1 GB. * Witness Printer took 3.39 ms. Allocated memory is still 186.6 MB. Free memory is still 152.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.3s. 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: inital16 mio100 ax178 hnf100 lsp56 ukn100 mio100 lsp100 div434 bol100 ite100 ukn100 eq151 hnf50 smp81 dnf100 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - 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_~x~0;havoc main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume main_~x~0 % 4294967296 > 0;" "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" Loop: "assume !!(0 != main_~x~0 % 4294967296);main_~x~0 := main_~x~0 - 2;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...