./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 3877f0c83ca7300cf93e50675ad63ddfe946ea47 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:05,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:20:05,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:20:05,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:20:05,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:20:05,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:20:05,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:20:05,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:20:05,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:20:05,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:20:05,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:20:05,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:20:05,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:20:05,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:20:05,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:20:05,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:20:05,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:20:05,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:20:05,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:20:05,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:20:05,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:20:05,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:20:05,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:20:05,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:20:05,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:20:05,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:20:05,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:20:05,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:20:05,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:20:05,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:20:05,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:20:05,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:20:05,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:20:05,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:20:05,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:20:05,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:20:05,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:20:05,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:20:05,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:20:05,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:20:05,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:20:05,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-28 03:20:05,274 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:20:05,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:20:05,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:20:05,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:20:05,277 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:20:05,277 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 03:20:05,277 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 03:20:05,278 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 03:20:05,278 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 03:20:05,278 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 03:20:05,278 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 03:20:05,279 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:20:05,279 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:20:05,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:20:05,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:20:05,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 03:20:05,280 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 03:20:05,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 03:20:05,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:20:05,281 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 03:20:05,281 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:20:05,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 03:20:05,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:20:05,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:20:05,282 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 03:20:05,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:20:05,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:20:05,283 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:20:05,283 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 03:20:05,285 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 03:20:05,285 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3877f0c83ca7300cf93e50675ad63ddfe946ea47 [2020-11-28 03:20:05,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:20:05,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:20:05,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:20:05,638 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:20:05,639 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:20:05,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2020-11-28 03:20:05,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/data/114ddf632/7e8afc48bb264d259e123971ffea4c37/FLAG926a2a0d5 [2020-11-28 03:20:06,235 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:20:06,236 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/sv-benchmarks/c/termination-crafted/Copenhagen_disj-2.c [2020-11-28 03:20:06,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/data/114ddf632/7e8afc48bb264d259e123971ffea4c37/FLAG926a2a0d5 [2020-11-28 03:20:06,593 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/data/114ddf632/7e8afc48bb264d259e123971ffea4c37 [2020-11-28 03:20:06,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:20:06,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:20:06,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:06,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:20:06,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:20:06,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@421743cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06, skipping insertion in model container [2020-11-28 03:20:06,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:20:06,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:20:06,803 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:06,808 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:20:06,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:20:06,869 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:20:06,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06 WrapperNode [2020-11-28 03:20:06,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:20:06,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:06,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:20:06,877 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:20:06,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:20:06,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:20:06,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:20:06,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:20:06,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,941 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... [2020-11-28 03:20:06,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:20:06,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:20:06,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:20:06,952 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:20:06,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:07,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:20:07,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:20:07,278 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:20:07,278 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-28 03:20:07,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:07 BoogieIcfgContainer [2020-11-28 03:20:07,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:20:07,283 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 03:20:07,283 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 03:20:07,288 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 03:20:07,289 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:20:07,289 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:20:06" (1/3) ... [2020-11-28 03:20:07,291 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e51c62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:07, skipping insertion in model container [2020-11-28 03:20:07,291 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:20:07,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:06" (2/3) ... [2020-11-28 03:20:07,292 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e51c62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:07, skipping insertion in model container [2020-11-28 03:20:07,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:20:07,293 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:07" (3/3) ... [2020-11-28 03:20:07,294 INFO L373 chiAutomizerObserver]: Analyzing ICFG Copenhagen_disj-2.c [2020-11-28 03:20:07,363 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 03:20:07,363 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 03:20:07,363 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 03:20:07,364 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:20:07,364 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:20:07,364 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 03:20:07,364 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:20:07,364 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 03:20:07,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2020-11-28 03:20:07,397 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-28 03:20:07,397 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:20:07,398 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:20:07,405 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-11-28 03:20:07,405 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-28 03:20:07,405 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-28 03:20:07,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2020-11-28 03:20:07,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-28 03:20:07,407 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:20:07,407 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:20:07,407 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-11-28 03:20:07,407 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-28 03:20:07,416 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0, main_~oldx~0;havoc main_~x~0;havoc main_~y~0;havoc main_~oldx~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 5#L17true assume !!(-1073741823 <= main_~x~0 && main_~x~0 <= 1073741823); 8#L18true assume !!(-1073741823 <= main_~y~0 && main_~y~0 <= 1073741823); 6#L19-2true [2020-11-28 03:20:07,417 INFO L796 eck$LassoCheckResult]: Loop: 6#L19-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~oldx~0 := main_~x~0;main_~x~0 := main_~y~0 - 1;main_~y~0 := main_~oldx~0 - 1; 6#L19-2true [2020-11-28 03:20:07,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:07,424 INFO L82 PathProgramCache]: Analyzing trace with hash 30949, now seen corresponding path program 1 times [2020-11-28 03:20:07,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:07,436 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455840331] [2020-11-28 03:20:07,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,530 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,538 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,557 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:07,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:07,560 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 1 times [2020-11-28 03:20:07,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:07,560 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948522890] [2020-11-28 03:20:07,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,577 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,585 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,587 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:07,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:07,590 INFO L82 PathProgramCache]: Analyzing trace with hash 959439, now seen corresponding path program 1 times [2020-11-28 03:20:07,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:07,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554903893] [2020-11-28 03:20:07,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,616 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:07,626 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:07,628 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:07,847 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2020-11-28 03:20:07,915 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:07,916 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:07,916 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:07,916 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:07,917 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:20:07,917 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:07,917 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:07,917 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:07,917 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Loop [2020-11-28 03:20:07,918 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:07,918 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:07,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:07,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:07,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:08,211 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2020-11-28 03:20:08,218 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:08,219 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:08,227 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:08,228 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:08,242 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:08,242 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:08,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:08,299 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:08,305 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:08,305 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:08,359 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:08,359 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:08,429 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:20:08,429 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:11,585 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:20:11,588 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:11,588 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:11,589 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:11,589 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:11,589 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:20:11,589 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:11,590 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:11,590 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:11,590 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Loop [2020-11-28 03:20:11,590 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:11,590 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:11,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:11,619 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:11,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:11,808 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:11,815 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:11,822 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 [2020-11-28 03:20:11,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:11,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:11,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:11,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:11,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:11,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:11,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:11,904 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 [2020-11-28 03:20:11,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:11,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:11,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:11,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:11,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:11,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:20:11,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:11,972 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 [2020-11-28 03:20:11,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:11,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:11,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:11,975 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:11,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:11,982 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:11,982 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 [2020-11-28 03:20:11,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:12,033 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,042 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 [2020-11-28 03:20:12,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,046 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,052 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:12,052 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,060 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:12,108 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 [2020-11-28 03:20:12,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,121 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:12,122 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:12,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,165 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 [2020-11-28 03:20:12,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:12,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,168 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:12,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:12,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:12,197 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:12,237 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,241 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 [2020-11-28 03:20:12,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:12,255 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:12,256 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 [2020-11-28 03:20:12,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:12,317 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 [2020-11-28 03:20:12,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:12,325 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:12,326 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:12,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,391 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 [2020-11-28 03:20:12,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:12,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,395 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:12,395 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:12,405 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:12,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,441 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:12,484 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:12,488 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 [2020-11-28 03:20:12,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:12,515 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:12,515 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:12,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,590 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 [2020-11-28 03:20:12,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,593 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:12,604 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:12,604 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,671 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 [2020-11-28 03:20:12,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:12,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:12,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,677 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:12,677 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,701 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-28 03:20:12,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:12,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:12,761 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:12,766 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 [2020-11-28 03:20:12,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:12,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:12,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,776 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:12,776 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:12,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,840 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 [2020-11-28 03:20:12,843 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:12,843 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:12,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:12,844 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,850 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:12,850 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 [2020-11-28 03:20:12,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:12,922 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 [2020-11-28 03:20:12,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:12,928 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:12,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:12,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:12,929 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:12,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:12,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:12,942 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 [2020-11-28 03:20:12,964 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:13,007 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,021 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 [2020-11-28 03:20:13,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,024 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:13,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,037 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:13,037 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,105 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 [2020-11-28 03:20:13,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,118 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:13,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,124 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:13,124 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 [2020-11-28 03:20:13,145 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,198 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 [2020-11-28 03:20:13,202 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,202 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:13,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:13,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,203 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:13,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,214 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:13,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,256 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:13,298 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:13,332 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 [2020-11-28 03:20:13,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,337 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:13,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:13,346 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:13,346 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:13,393 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,467 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 [2020-11-28 03:20:13,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,471 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:13,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,471 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:13,479 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:13,479 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 [2020-11-28 03:20:13,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,542 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 [2020-11-28 03:20:13,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:13,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:13,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,548 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:13,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,564 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-28 03:20:13,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:13,686 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:13,730 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,739 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 [2020-11-28 03:20:13,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,742 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:13,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,743 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,751 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:13,751 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 [2020-11-28 03:20:13,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:13,811 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 [2020-11-28 03:20:13,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,816 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:13,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,823 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:13,823 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,869 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 [2020-11-28 03:20:13,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,873 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:13,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:13,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,873 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:13,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:13,883 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:13,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:13,901 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:13,931 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,936 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 [2020-11-28 03:20:13,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,939 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:13,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,940 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:13,949 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:13,949 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:13,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:13,996 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 [2020-11-28 03:20:13,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:13,999 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:13,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:13,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:13,999 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:14,006 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:14,006 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:14,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:14,063 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 [2020-11-28 03:20:14,067 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:14,068 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:14,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:14,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:14,068 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:14,068 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:14,083 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:14,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:14,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:14,213 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:14,213 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:14,214 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:14,214 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:14,214 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:20:14,214 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:14,214 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:14,214 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:14,214 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Lasso [2020-11-28 03:20:14,214 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:14,214 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:14,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,451 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:14,451 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:14,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:14,471 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 [2020-11-28 03:20:14,476 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:14,476 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:14,523 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:14,524 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:14,530 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:14,530 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:14,577 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:14,577 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:14,582 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:14,582 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:14,622 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:14,622 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:14,626 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:14,626 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:14,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:14,655 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:14,908 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:20:14,908 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:14,979 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:20:14,981 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:14,982 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:14,982 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:14,982 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:14,982 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:20:14,982 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:14,982 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:14,982 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:14,982 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Lasso [2020-11-28 03:20:14,982 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:14,982 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:14,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:14,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:15,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:15,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:15,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:15,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:15,247 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:15,248 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:15,254 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 [2020-11-28 03:20:15,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:15,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:15,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:20:15,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,306 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 [2020-11-28 03:20:15,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:15,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:15,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:15,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,366 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 [2020-11-28 03:20:15,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:15,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:15,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,403 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 [2020-11-28 03:20:15,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,406 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:15,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,424 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-28 03:20:15,424 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:15,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,499 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 [2020-11-28 03:20:15,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:15,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:15,502 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 [2020-11-28 03:20:15,504 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,551 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 [2020-11-28 03:20:15,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:15,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:15,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:15,602 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,607 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 [2020-11-28 03:20:15,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:15,613 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:15,613 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,619 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,664 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 [2020-11-28 03:20:15,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,667 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:15,668 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:15,668 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 [2020-11-28 03:20:15,670 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,714 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 [2020-11-28 03:20:15,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,717 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:15,718 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:15,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,762 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 [2020-11-28 03:20:15,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,765 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:15,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,791 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2020-11-28 03:20:15,791 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:15,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,887 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 [2020-11-28 03:20:15,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:15,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,889 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:15,890 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:15,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,937 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 [2020-11-28 03:20:15,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,939 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:15,943 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:15,943 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:15,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:15,990 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:15,994 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 [2020-11-28 03:20:15,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:15,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:15,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:15,997 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,001 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:16,001 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,009 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,074 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 [2020-11-28 03:20:16,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,078 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:16,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,131 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 [2020-11-28 03:20:16,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,135 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:16,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,142 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,189 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 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,192 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:16,192 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,235 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2020-11-28 03:20:16,236 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:16,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,348 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 [2020-11-28 03:20:16,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:16,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:16,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,388 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 Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:16,394 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:16,394 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:16,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:16,448 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,455 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 [2020-11-28 03:20:16,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,463 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:16,463 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,524 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 [2020-11-28 03:20:16,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,528 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,529 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:16,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:16,576 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 [2020-11-28 03:20:16,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,580 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:16,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:16,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,622 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 [2020-11-28 03:20:16,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,625 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:16,625 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,667 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2020-11-28 03:20:16,667 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2020-11-28 03:20:16,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,818 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 [2020-11-28 03:20:16,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:16,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,825 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,867 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 [2020-11-28 03:20:16,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:16,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,870 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:16,875 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:16,876 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:16,923 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,926 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 [2020-11-28 03:20:16,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:16,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:16,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:16,933 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:16,933 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:16,986 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 [2020-11-28 03:20:16,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:16,989 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:16,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:16,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:16,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:16,990 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:16,991 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:16,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:16,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,035 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 [2020-11-28 03:20:17,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:17,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,038 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:17,039 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:17,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,085 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 [2020-11-28 03:20:17,088 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,088 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:17,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,089 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:17,089 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,113 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2020-11-28 03:20:17,113 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:17,196 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,242 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 [2020-11-28 03:20:17,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:17,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:17,246 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:17,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,294 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 [2020-11-28 03:20:17,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,297 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:17,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,297 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:17,301 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:17,301 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:17,370 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,373 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 [2020-11-28 03:20:17,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,376 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,377 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:17,381 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:17,381 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:17,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,435 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 [2020-11-28 03:20:17,438 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,438 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,439 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:17,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:17,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,490 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 [2020-11-28 03:20:17,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,493 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:17,495 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:17,495 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 [2020-11-28 03:20:17,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:17,545 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 [2020-11-28 03:20:17,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,549 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,549 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:17,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,583 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2020-11-28 03:20:17,583 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:17,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,759 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 [2020-11-28 03:20:17,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,762 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,762 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:17,763 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:17,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:17,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,806 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 [2020-11-28 03:20:17,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,808 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:17,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:17,812 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:17,813 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:17,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:17,860 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,862 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 [2020-11-28 03:20:17,865 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,865 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:17,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:17,885 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:17,885 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:17,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:17,946 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 [2020-11-28 03:20:17,954 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,954 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:17,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,955 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:17,957 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:17,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:17,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:17,990 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 [2020-11-28 03:20:17,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:17,993 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:17,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:17,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:17,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:17,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:17,995 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:17,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:17,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:18,028 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 [2020-11-28 03:20:18,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:18,032 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:18,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:18,033 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:18,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:18,085 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2020-11-28 03:20:18,085 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2020-11-28 03:20:19,646 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:19,676 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 [2020-11-28 03:20:19,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:19,679 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:19,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:19,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:19,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:19,680 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:19,681 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:19,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:19,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:19,733 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 [2020-11-28 03:20:19,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:19,737 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:19,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:19,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:19,737 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:19,743 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:19,744 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:19,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:19,804 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:19,808 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 [2020-11-28 03:20:19,811 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:19,811 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:19,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:19,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:19,811 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:19,816 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:19,816 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:19,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:19,870 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 [2020-11-28 03:20:19,872 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:19,873 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:19,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:19,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:19,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:19,873 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:19,874 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:19,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:19,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:19,945 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 [2020-11-28 03:20:19,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:19,948 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:19,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:19,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:19,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:19,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:19,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:19,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:19,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:19,999 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 [2020-11-28 03:20:20,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,002 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:20,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,002 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:20,002 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,035 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2020-11-28 03:20:20,035 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:20,117 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:20,144 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 [2020-11-28 03:20:20,146 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,146 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:20,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:20,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:20,147 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:20,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:20,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:20,176 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 [2020-11-28 03:20:20,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:20,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,178 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:20,182 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:20,182 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:20,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:20,236 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:20,242 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 [2020-11-28 03:20:20,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,246 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,255 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:20,256 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:20,316 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 [2020-11-28 03:20:20,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,319 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:20,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,320 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:20,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:20,366 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 [2020-11-28 03:20:20,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,368 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:20,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,368 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:20,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:20,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:20,399 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 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,404 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,404 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:20,404 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,454 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2020-11-28 03:20:20,455 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2020-11-28 03:20:20,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:20,637 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 [2020-11-28 03:20:20,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,640 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:20,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,640 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:20,642 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 [2020-11-28 03:20:20,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:20,694 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 [2020-11-28 03:20:20,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:20,698 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:20,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:20,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:20,698 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:20,704 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:20,704 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:20,757 INFO L473 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-11-28 03:20:20,757 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~x~0, main_~y~0, main_~oldx~0;havoc main_~x~0;havoc main_~y~0;havoc main_~oldx~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1; 5#L17true assume !!(-1073741823 <= main_~x~0 && main_~x~0 <= 1073741823); 8#L18true assume !!(-1073741823 <= main_~y~0 && main_~y~0 <= 1073741823); 6#L19-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~oldx~0 := main_~x~0;main_~x~0 := main_~y~0 - 1;main_~y~0 := main_~oldx~0 - 1; 6#L19-2true [2020-11-28 03:20:20,757 INFO L796 eck$LassoCheckResult]: Loop: 6#L19-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~oldx~0 := main_~x~0;main_~x~0 := main_~y~0 - 1;main_~y~0 := main_~oldx~0 - 1; 6#L19-2true [2020-11-28 03:20:20,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:20,758 INFO L82 PathProgramCache]: Analyzing trace with hash 959439, now seen corresponding path program 2 times [2020-11-28 03:20:20,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:20,758 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940393370] [2020-11-28 03:20:20,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,775 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,787 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,791 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:20,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:20,793 INFO L82 PathProgramCache]: Analyzing trace with hash 51, now seen corresponding path program 2 times [2020-11-28 03:20:20,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:20,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396013840] [2020-11-28 03:20:20,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,810 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,818 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,822 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:20,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:20:20,824 INFO L82 PathProgramCache]: Analyzing trace with hash 29742629, now seen corresponding path program 3 times [2020-11-28 03:20:20,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:20:20,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123921850] [2020-11-28 03:20:20,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:20:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,847 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:20:20,859 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:20:20,867 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:20:20,916 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:20,916 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:20,916 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:20,916 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:20,916 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:20:20,916 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:20,917 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:20,917 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:20,917 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Loop [2020-11-28 03:20:20,917 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:20,917 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:20,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:20,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:20,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:21,103 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:21,103 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:21,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:21,112 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:21,156 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:20:21,156 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:23,643 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:20:23,645 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:23,645 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:23,645 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:23,645 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:23,645 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:20:23,645 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:23,645 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:23,645 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:23,645 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Loop [2020-11-28 03:20:23,645 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:23,646 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:23,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:23,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:23,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:23,780 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:23,780 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:23,790 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 [2020-11-28 03:20:23,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:23,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:23,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:23,793 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:23,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:23,797 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:23,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:23,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:23,850 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 [2020-11-28 03:20:23,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:23,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:23,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:23,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:23,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:23,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:23,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:23,908 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 [2020-11-28 03:20:23,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:23,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:23,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:23,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:23,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:23,913 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:23,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:23,943 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:23,946 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 [2020-11-28 03:20:23,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:23,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:23,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:23,948 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:23,948 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:23,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:23,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:23,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:23,984 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 [2020-11-28 03:20:23,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:23,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:23,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:23,986 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:23,988 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:23,988 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:23,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:24,023 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 [2020-11-28 03:20:24,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:24,028 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:24,029 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:24,038 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:24,062 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:24,065 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 [2020-11-28 03:20:24,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:24,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,067 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:24,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,073 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:24,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:24,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:24,106 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 [2020-11-28 03:20:24,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,108 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,111 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:24,111 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:24,118 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,178 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 [2020-11-28 03:20:24,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,185 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:24,186 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:24,235 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,239 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 [2020-11-28 03:20:24,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:24,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,244 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:24,244 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:24,253 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-28 03:20:24,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,314 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 [2020-11-28 03:20:24,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,318 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:24,323 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:24,323 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,379 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 [2020-11-28 03:20:24,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:24,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,383 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:24,387 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:24,388 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,396 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:24,437 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,441 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 [2020-11-28 03:20:24,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:24,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:24,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,445 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:24,445 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:24,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:24,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,534 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 [2020-11-28 03:20:24,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,537 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:24,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,537 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:24,541 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:24,541 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,593 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 [2020-11-28 03:20:24,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,596 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:24,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,597 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:24,600 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:24,600 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:24,649 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,658 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 [2020-11-28 03:20:24,662 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,662 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:24,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:24,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,662 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:24,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,671 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:24,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,760 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 [2020-11-28 03:20:24,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,763 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:24,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,764 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,768 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:24,768 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:24,782 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,830 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 [2020-11-28 03:20:24,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,833 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:24,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:24,834 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:24,839 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:24,839 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:24,888 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:24,905 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 [2020-11-28 03:20:24,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:24,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:24,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:24,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:24,910 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:24,910 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:24,922 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-28 03:20:24,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:25,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:25,072 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 [2020-11-28 03:20:25,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:25,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,076 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:25,081 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:25,082 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:25,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:25,142 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 [2020-11-28 03:20:25,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,145 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:25,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,146 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:25,151 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:25,151 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:25,165 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:25,205 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,208 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 [2020-11-28 03:20:25,211 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,211 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:25,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:25,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,211 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:25,211 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:25,218 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-28 03:20:25,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:25,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,265 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 [2020-11-28 03:20:25,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,267 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:25,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:25,270 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:25,270 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:25,277 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:25,330 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 [2020-11-28 03:20:25,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:25,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:25,337 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:25,337 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:25,342 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:25,366 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,368 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 [2020-11-28 03:20:25,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:25,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:25,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,371 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:25,372 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:25,379 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:25,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:25,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,430 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 [2020-11-28 03:20:25,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,433 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:25,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,434 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:25,440 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:25,440 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:25,449 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,475 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 [2020-11-28 03:20:25,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:25,479 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:25,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:25,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:25,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:25,483 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:25,483 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:25,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:25,600 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:25,600 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:25,600 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:25,600 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:25,600 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:20:25,601 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:25,601 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:25,601 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:25,601 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Lasso [2020-11-28 03:20:25,601 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:25,601 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:25,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:25,867 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:25,867 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,870 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:25,870 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:25,873 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:25,873 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_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,899 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:25,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:25,902 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:20:25,902 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:25,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:20:25,929 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:26,127 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:20:26,127 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:20:26,183 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:20:26,184 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:20:26,185 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:20:26,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:20:26,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:20:26,185 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:20:26,185 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,185 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:20:26,185 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:20:26,185 INFO L133 ssoRankerPreferences]: Filename of dumped script: Copenhagen_disj-2.c_Iteration1_Lasso [2020-11-28 03:20:26,185 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:20:26,185 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:20:26,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:20:26,457 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:20:26,457 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:26,462 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 [2020-11-28 03:20:26,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:26,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:26,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,498 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 [2020-11-28 03:20:26,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:26,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:26,501 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:26,532 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 [2020-11-28 03:20:26,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:26,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:20:26,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,567 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 [2020-11-28 03:20:26,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:20:26,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:26,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,598 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 [2020-11-28 03:20:26,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,600 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:26,600 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:26,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,617 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2020-11-28 03:20:26,617 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:26,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,668 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 [2020-11-28 03:20:26,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:20:26,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:26,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:20:26,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:26,720 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:26,740 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 [2020-11-28 03:20:26,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,743 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:26,744 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:26,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,746 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) [2020-11-28 03:20:26,793 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 [2020-11-28 03:20:26,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:26,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:26,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:26,847 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 [2020-11-28 03:20:26,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,849 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:26,851 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:26,851 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:26,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,888 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 [2020-11-28 03:20:26,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:26,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:26,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:26,890 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:26,891 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:26,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:26,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:26,924 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 [2020-11-28 03:20:26,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:26,926 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:26,926 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:26,926 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:26,952 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2020-11-28 03:20:26,952 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:26,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,023 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 [2020-11-28 03:20:27,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:27,027 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:27,027 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:27,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:27,055 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,074 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 [2020-11-28 03:20:27,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,077 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:27,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,110 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 [2020-11-28 03:20:27,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,112 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:27,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,114 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,140 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 [2020-11-28 03:20:27,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,142 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,144 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:27,144 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:27,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,182 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 [2020-11-28 03:20:27,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,184 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,184 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:27,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,212 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 [2020-11-28 03:20:27,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,215 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:27,216 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:27,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,247 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2020-11-28 03:20:27,248 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:27,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,381 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 [2020-11-28 03:20:27,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,383 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:27,386 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:27,386 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:27,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:27,415 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,417 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 [2020-11-28 03:20:27,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,419 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,420 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:27,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,422 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,448 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 [2020-11-28 03:20:27,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,459 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,462 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:27,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,492 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 [2020-11-28 03:20:27,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,494 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,497 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:27,498 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:27,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 147 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,531 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 [2020-11-28 03:20:27,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,534 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:27,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,536 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 148 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,564 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 [2020-11-28 03:20:27,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,566 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:27,567 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:27,567 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,617 INFO L401 nArgumentSynthesizer]: We have 50 Motzkin's Theorem applications. [2020-11-28 03:20:27,618 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2020-11-28 03:20:27,902 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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) Waiting until toolchain timeout for monitored process 149 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:27,929 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 [2020-11-28 03:20:27,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:20:27,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,931 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:27,934 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:27,934 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:27,940 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:27,965 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:27,967 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 [2020-11-28 03:20:27,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:27,969 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:27,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:27,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:27,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:27,970 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:27,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:27,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:27,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,000 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 [2020-11-28 03:20:28,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,002 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:28,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:28,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,002 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:28,003 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:28,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:28,005 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,032 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 [2020-11-28 03:20:28,034 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,034 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:28,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,035 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:28,039 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:28,040 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:28,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,090 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 [2020-11-28 03:20:28,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:28,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:28,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:28,093 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-28 03:20:28,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:28,095 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,123 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 [2020-11-28 03:20:28,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,125 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:28,125 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:28,125 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:28,125 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:28,157 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2020-11-28 03:20:28,158 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:28,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,290 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 [2020-11-28 03:20:28,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,291 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:28,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,292 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-28 03:20:28,294 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-28 03:20:28,294 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-28 03:20:28,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:28,325 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,327 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 [2020-11-28 03:20:28,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,329 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:28,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,330 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:28,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:28,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,361 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 [2020-11-28 03:20:28,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,363 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:28,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,364 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:28,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:28,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,395 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 [2020-11-28 03:20:28,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,397 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,398 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:28,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:28,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,446 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 [2020-11-28 03:20:28,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,448 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:28,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,449 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:28,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:28,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,478 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 [2020-11-28 03:20:28,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,480 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,481 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:28,481 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:28,481 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,518 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2020-11-28 03:20:28,518 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:28,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/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 [2020-11-28 03:20:28,964 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 [2020-11-28 03:20:28,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:28,966 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-28 03:20:28,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:28,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:28,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:28,969 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:28,969 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:28,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:29,000 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 162 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 162 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:29,002 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 [2020-11-28 03:20:29,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:29,006 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:29,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:29,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:29,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:29,006 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:29,007 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:29,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:29,011 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 163 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 163 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:29,037 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 [2020-11-28 03:20:29,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:29,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:29,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:29,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:29,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:29,039 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:29,040 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:29,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:29,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 164 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 164 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:29,071 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 [2020-11-28 03:20:29,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:29,073 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:29,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:29,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:29,073 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:29,077 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:29,077 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:29,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 165 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 165 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:29,112 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 [2020-11-28 03:20:29,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:29,115 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:29,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:29,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:29,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:29,115 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:29,116 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-28 03:20:29,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:29,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 166 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 166 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:29,147 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 [2020-11-28 03:20:29,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:29,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:29,150 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:29,151 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:29,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:29,216 INFO L401 nArgumentSynthesizer]: We have 50 Motzkin's Theorem applications. [2020-11-28 03:20:29,216 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2020-11-28 03:20:31,906 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 167 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 167 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:31,933 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 [2020-11-28 03:20:31,936 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:31,936 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:31,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:31,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:31,936 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-28 03:20:31,939 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-28 03:20:31,940 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-28 03:20:31,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:31,973 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 168 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 168 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:31,976 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 [2020-11-28 03:20:31,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:31,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:31,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:31,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:31,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:31,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:31,978 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:31,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:31,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 169 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 169 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,006 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 [2020-11-28 03:20:32,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,008 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:32,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:32,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:32,009 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:32,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:32,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 170 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 170 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,047 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 [2020-11-28 03:20:32,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:32,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:32,051 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:32,052 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:32,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 171 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 171 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,083 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 [2020-11-28 03:20:32,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,085 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:32,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:32,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,085 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:32,086 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:20:32,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:32,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 172 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 172 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,115 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 [2020-11-28 03:20:32,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,117 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:32,117 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:32,117 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:32,117 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:32,144 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2020-11-28 03:20:32,144 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2020-11-28 03:20:32,465 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 173 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 173 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,492 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 [2020-11-28 03:20:32,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-28 03:20:32,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-28 03:20:32,496 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-28 03:20:32,496 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:20:32,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:32,527 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 174 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 174 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,531 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 [2020-11-28 03:20:32,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:32,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:32,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,534 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:32,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:32,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:32,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 175 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 175 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,565 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 [2020-11-28 03:20:32,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,567 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:32,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:32,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,567 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:32,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:32,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:32,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 176 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 176 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,598 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 [2020-11-28 03:20:32,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,600 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:32,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,600 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:32,604 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:32,604 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:32,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 177 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 177 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,639 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 [2020-11-28 03:20:32,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,650 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:32,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:20:32,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:32,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:32,650 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:32,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:20:32,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:20:32,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 178 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 178 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:32,691 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 [2020-11-28 03:20:32,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:32,694 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:32,694 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-28 03:20:32,694 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:20:32,695 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:32,751 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2020-11-28 03:20:32,752 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2020-11-28 03:20:33,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f2f4b2e6-c26e-49b1-a794-80afbc0c25b3/bin/uautomizer/z3 Starting monitored process 179 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 179 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:20:33,444 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 [2020-11-28 03:20:33,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-28 03:20:33,446 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-28 03:20:33,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:20:33,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:20:33,446 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-28 03:20:33,450 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-28 03:20:33,450 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-28 03:20:33,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-28 03:20:33,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:20:33 BoogieIcfgContainer [2020-11-28 03:20:33,508 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 03:20:33,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:20:33,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:20:33,509 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:20:33,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:07" (3/4) ... [2020-11-28 03:20:33,513 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 03:20:33,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:20:33,514 INFO L168 Benchmark]: Toolchain (without parser) took 26915.95 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 66.6 MB in the beginning and 52.0 MB in the end (delta: 14.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:33,515 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:33,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.14 ms. Allocated memory is still 98.6 MB. Free memory was 66.3 MB in the beginning and 78.2 MB in the end (delta: -12.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:33,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.14 ms. Allocated memory is still 98.6 MB. Free memory was 78.2 MB in the beginning and 77.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:33,516 INFO L168 Benchmark]: Boogie Preprocessor took 22.08 ms. Allocated memory is still 98.6 MB. Free memory was 77.0 MB in the beginning and 76.3 MB in the end (delta: 652.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:33,516 INFO L168 Benchmark]: RCFGBuilder took 329.78 ms. Allocated memory is still 98.6 MB. Free memory was 76.3 MB in the beginning and 67.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:33,517 INFO L168 Benchmark]: BuchiAutomizer took 26225.78 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 67.1 MB in the beginning and 52.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:20:33,517 INFO L168 Benchmark]: Witness Printer took 4.10 ms. Allocated memory is still 121.6 MB. Free memory is still 52.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:20:33,521 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 25.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 274.14 ms. Allocated memory is still 98.6 MB. Free memory was 66.3 MB in the beginning and 78.2 MB in the end (delta: -12.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.14 ms. Allocated memory is still 98.6 MB. Free memory was 78.2 MB in the beginning and 77.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.08 ms. Allocated memory is still 98.6 MB. Free memory was 77.0 MB in the beginning and 76.3 MB in the end (delta: 652.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 329.78 ms. Allocated memory is still 98.6 MB. Free memory was 76.3 MB in the beginning and 67.8 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 26225.78 ms. Allocated memory was 98.6 MB in the beginning and 121.6 MB in the end (delta: 23.1 MB). Free memory was 67.1 MB in the beginning and 52.0 MB in the end (delta: 15.1 MB). Peak memory consumption was 66.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.10 ms. Allocated memory is still 121.6 MB. Free memory is still 52.0 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 26.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 26.0s. 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: inital37 mio100 ax138 hnf100 lsp72 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq157 hnf93 smp100 dnf177 smp95 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 727ms VariablesStem: 3 VariablesLoop: 5 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 60 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 2.8s - 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_#t~nondet1, main_~x~0, main_~y~0, main_~oldx~0;havoc main_~x~0;havoc main_~y~0;havoc main_~oldx~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;" "assume !!(-1073741823 <= main_~x~0 && main_~x~0 <= 1073741823);" "assume !!(-1073741823 <= main_~y~0 && main_~y~0 <= 1073741823);" "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~oldx~0 := main_~x~0;main_~x~0 := main_~y~0 - 1;main_~y~0 := main_~oldx~0 - 1;" Loop: "assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~oldx~0 := main_~x~0;main_~x~0 := main_~y~0 - 1;main_~y~0 := main_~oldx~0 - 1;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...