./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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 ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:30:49,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:30:49,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:30:49,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:30:49,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:30:49,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:30:49,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:30:49,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:30:49,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:30:49,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:30:49,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:30:49,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:30:49,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:30:49,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:30:49,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:30:49,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:30:49,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:30:49,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:30:49,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:30:49,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:30:49,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:30:49,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:30:49,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:30:49,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:30:49,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:30:49,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:30:49,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:30:49,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:30:49,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:30:49,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:30:49,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:30:49,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:30:49,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:30:49,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:30:49,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:30:49,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:30:49,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:30:49,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:30:49,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:30:49,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:30:49,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:30:49,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 00:30:49,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:30:49,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:30:49,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:30:49,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:30:49,188 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:30:49,188 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 00:30:49,188 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 00:30:49,188 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 00:30:49,189 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 00:30:49,189 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 00:30:49,189 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 00:30:49,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:30:49,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 00:30:49,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:30:49,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:30:49,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 00:30:49,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 00:30:49,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 00:30:49,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:30:49,191 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 00:30:49,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:30:49,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 00:30:49,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:30:49,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:30:49,191 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 00:30:49,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:30:49,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 00:30:49,192 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 00:30:49,193 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 00:30:49,193 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_8b458e40-52b4-463b-a316-0d885b5fea38/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 -> ec006770ad5cd0a3c7db0bdcdc2e13af7e5cceb3 [2019-11-20 00:30:49,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:30:49,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:30:49,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:30:49,360 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:30:49,361 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:30:49,362 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/../../sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2019-11-20 00:30:49,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/data/444fb1601/9b4d4f115c3c4d24bb387fee1be8d74d/FLAG20c58c9cb [2019-11-20 00:30:49,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:30:49,818 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/sv-benchmarks/c/termination-crafted-lit/Velroyen.c [2019-11-20 00:30:49,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/data/444fb1601/9b4d4f115c3c4d24bb387fee1be8d74d/FLAG20c58c9cb [2019-11-20 00:30:49,840 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/data/444fb1601/9b4d4f115c3c4d24bb387fee1be8d74d [2019-11-20 00:30:49,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:30:49,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:30:49,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:30:49,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:30:49,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:30:49,851 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:30:49" (1/1) ... [2019-11-20 00:30:49,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0866fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:49, skipping insertion in model container [2019-11-20 00:30:49,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:30:49" (1/1) ... [2019-11-20 00:30:49,860 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:30:49,877 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:30:50,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:30:50,007 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:30:50,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:30:50,098 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:30:50,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50 WrapperNode [2019-11-20 00:30:50,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:30:50,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:30:50,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:30:50,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:30:50,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:30:50,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:30:50,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:30:50,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:30:50,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... [2019-11-20 00:30:50,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:30:50,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:30:50,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:30:50,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:30:50,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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 [2019-11-20 00:30:50,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:30:50,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:30:50,321 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:30:50,321 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 00:30:50,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:50 BoogieIcfgContainer [2019-11-20 00:30:50,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:30:50,323 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 00:30:50,323 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 00:30:50,327 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 00:30:50,328 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 00:30:50,329 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:30:49" (1/3) ... [2019-11-20 00:30:50,330 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@50cef07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:30:50, skipping insertion in model container [2019-11-20 00:30:50,330 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 00:30:50,330 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:50" (2/3) ... [2019-11-20 00:30:50,331 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@50cef07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:30:50, skipping insertion in model container [2019-11-20 00:30:50,331 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 00:30:50,331 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:50" (3/3) ... [2019-11-20 00:30:50,333 INFO L371 chiAutomizerObserver]: Analyzing ICFG Velroyen.c [2019-11-20 00:30:50,383 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 00:30:50,383 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 00:30:50,383 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 00:30:50,383 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:30:50,383 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:30:50,384 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 00:30:50,384 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:30:50,384 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 00:30:50,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-20 00:30:50,425 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 00:30:50,425 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 00:30:50,425 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 00:30:50,434 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 00:30:50,434 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 00:30:50,434 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 00:30:50,435 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-11-20 00:30:50,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 00:30:50,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 00:30:50,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 00:30:50,437 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 00:30:50,437 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-20 00:30:50,444 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true [2019-11-20 00:30:50,445 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-11-20 00:30:50,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:50,450 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-20 00:30:50,459 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:50,460 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784372894] [2019-11-20 00:30:50,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,551 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:50,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:50,552 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2019-11-20 00:30:50,552 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:50,552 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135042212] [2019-11-20 00:30:50,552 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,564 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:50,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:50,566 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2019-11-20 00:30:50,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:50,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205261382] [2019-11-20 00:30:50,566 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:50,575 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:50,666 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:50,672 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:50,672 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:50,672 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:50,672 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 00:30:50,673 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,673 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:50,673 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:50,673 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2019-11-20 00:30:50,673 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:50,674 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:50,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:50,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:50,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:50,833 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:50,833 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:50,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 00:30:50,848 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:50,849 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_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,862 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:50,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 00:30:50,869 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:50,869 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_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:50,882 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 00:30:50,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 00:30:50,913 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 00:30:50,915 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:50,915 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:50,915 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:50,915 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:50,915 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 00:30:50,915 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:50,916 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:50,916 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:50,916 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2019-11-20 00:30:50,916 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:50,916 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:50,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:50,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:50,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,013 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:51,017 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:51,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:51,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-20 00:30:51,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:51,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:51,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,086 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,104 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:51,109 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:51,109 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 [2019-11-20 00:30:51,114 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,117 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,133 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,142 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:51,142 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 [2019-11-20 00:30:51,150 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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 [2019-11-20 00:30:51,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,158 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,162 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:51,162 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-20 00:30:51,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,179 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,179 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:51,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,194 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,209 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,213 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,214 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-20 00:30:51,221 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,232 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,237 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,237 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-20 00:30:51,245 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,260 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,264 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:51,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 00:30:51,269 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,271 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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 [2019-11-20 00:30:51,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,286 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,292 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:51,292 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 00:30:51,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,314 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,320 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:51,320 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 [2019-11-20 00:30:51,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:51,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,348 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,348 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,353 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:51,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 00:30:51,360 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,362 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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 [2019-11-20 00:30:51,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,373 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,381 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:51,382 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-11-20 00:30:51,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,403 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 [2019-11-20 00:30:51,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,405 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,405 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,415 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:51,415 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 [2019-11-20 00:30:51,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,436 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,436 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,436 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,437 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:51,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:51,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 00:30:51,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,452 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,475 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:51,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,475 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,481 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,482 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 [2019-11-20 00:30:51,492 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,498 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 [2019-11-20 00:30:51,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,500 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:51,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,501 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,508 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,508 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 [2019-11-20 00:30:51,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,528 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:51,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,540 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:51,540 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 [2019-11-20 00:30:51,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,553 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,561 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,561 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,561 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,569 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:51,569 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,590 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,590 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,591 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,598 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:51,598 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 [2019-11-20 00:30:51,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,622 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:51,630 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:51,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,649 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,659 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,660 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,660 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,670 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,670 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 [2019-11-20 00:30:51,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,685 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,690 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,690 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 [2019-11-20 00:30:51,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,709 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:51,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,710 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,710 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:51,713 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:51,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,722 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,730 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,730 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,730 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:51,738 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:51,738 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,748 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,757 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:51,758 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:51,763 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:51,763 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:51,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:51,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:51,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:51,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:51,785 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:51,785 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:51,790 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:51,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:51,813 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:51,813 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:51,813 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:51,813 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:51,814 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 00:30:51,814 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,814 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:51,814 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:51,814 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2019-11-20 00:30:51,814 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:51,815 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:51,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:51,934 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:51,934 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,939 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:51,940 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 [2019-11-20 00:30:51,944 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:51,944 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_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,949 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:51,950 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,954 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:51,954 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_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:51,960 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:51,964 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:51,965 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:51,971 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:51,971 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 00:30:51,998 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 00:30:51,998 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 [2019-11-20 00:30:52,023 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 00:30:52,026 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:52,026 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:52,026 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:52,026 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:52,027 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 00:30:52,027 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,027 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:52,027 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:52,027 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Lasso [2019-11-20 00:30:52,027 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:52,027 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:52,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:52,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:52,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:52,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:52,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:52,118 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:52,118 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:52,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,140 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 [2019-11-20 00:30:52,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,142 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:52,144 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:52,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,166 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,178 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 [2019-11-20 00:30:52,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:52,181 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 00:30:52,181 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 [2019-11-20 00:30:52,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:52,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 00:30:52,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,194 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,203 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,205 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:52,205 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,210 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,218 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,218 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 00:30:52,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,234 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:52,234 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 [2019-11-20 00:30:52,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,246 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,247 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 00:30:52,247 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 [2019-11-20 00:30:52,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,261 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 00:30:52,261 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 [2019-11-20 00:30:52,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,264 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,273 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,273 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,287 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,289 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:52,289 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 [2019-11-20 00:30:52,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,302 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,305 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,305 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,316 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 [2019-11-20 00:30:52,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,319 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,320 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,322 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,332 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,333 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 00:30:52,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,338 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:52,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 00:30:52,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,375 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,375 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,382 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:52,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,400 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,404 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:52,404 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,421 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,421 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 00:30:52,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:52,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,431 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,432 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 00:30:52,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,435 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,445 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,446 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,448 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:52,449 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,463 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,464 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,464 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,481 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,485 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:52,485 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,503 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,503 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,504 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,505 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 00:30:52,505 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 [2019-11-20 00:30:52,507 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,519 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:52,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 00:30:52,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,524 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,530 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,531 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:52,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,531 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,535 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,535 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,551 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 [2019-11-20 00:30:52,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,553 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:52,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,553 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,553 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,557 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:52,558 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 [2019-11-20 00:30:52,567 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,575 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:52,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,576 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,579 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,579 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,588 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,600 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:52,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,602 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,614 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:52,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,614 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,615 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,615 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 [2019-11-20 00:30:52,619 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,620 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,627 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,628 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,633 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:52,634 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 00:30:52,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,653 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,653 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,659 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:52,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,680 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,681 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,685 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:52,685 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,704 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,704 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 00:30:52,706 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 [2019-11-20 00:30:52,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,719 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,719 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:52,721 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 00:30:52,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,727 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,733 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,733 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,738 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,738 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,753 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,753 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,756 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:52,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,764 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,772 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,776 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,776 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,790 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 [2019-11-20 00:30:52,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,792 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,793 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,796 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:52,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,804 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:52,805 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:52,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,809 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,815 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,815 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,816 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:52,820 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:52,821 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,837 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,838 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:52,838 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:52,842 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:52,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,853 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,886 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,886 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:52,890 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:52,890 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,899 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,908 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 [2019-11-20 00:30:52,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,910 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,910 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:52,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:52,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:52,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:52,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:52,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:52,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:52,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:52,923 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:52,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:52,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:52,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:52,930 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-20 00:30:52,930 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-11-20 00:30:52,930 INFO L796 eck$LassoCheckResult]: Loop: 11#L15-1true assume !!(0 != main_~x~0); 3#L15true assume !(-5 <= main_~x~0 && main_~x~0 <= 35);main_~x~0 := 0; 11#L15-1true [2019-11-20 00:30:52,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:52,930 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2019-11-20 00:30:52,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:52,931 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777787222] [2019-11-20 00:30:52,931 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:52,941 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:52,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:52,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2019-11-20 00:30:52,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:52,942 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521006843] [2019-11-20 00:30:52,942 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:52,954 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:52,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:52,955 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2019-11-20 00:30:52,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:52,956 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412001205] [2019-11-20 00:30:52,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:30:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:30:52,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412001205] [2019-11-20 00:30:52,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:30:52,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 00:30:52,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509616641] [2019-11-20 00:30:53,014 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:53,015 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:53,015 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:53,015 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:53,015 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 00:30:53,015 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,015 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:53,015 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:53,015 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2019-11-20 00:30:53,015 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:53,015 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:53,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,073 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:53,073 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:53,077 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,086 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 00:30:53,086 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_5=1} Honda state: {v_rep~unnamed0~0~true_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,091 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 00:30:53,092 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,103 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 00:30:53,103 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,124 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 00:30:53,126 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 00:30:53,126 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 00:30:53,126 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 00:30:53,126 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 00:30:53,126 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 00:30:53,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,127 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 00:30:53,127 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 00:30:53,127 INFO L133 ssoRankerPreferences]: Filename of dumped script: Velroyen.c_Iteration1_Loop [2019-11-20 00:30:53,127 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 00:30:53,127 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 00:30:53,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,133 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 00:30:53,209 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 00:30:53,209 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:53,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:53,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,232 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:53,234 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 00:30:53,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,237 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 00:30:53,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:53,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,252 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,258 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,261 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:53,261 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,273 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,273 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:53,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,292 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:53,292 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,298 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,307 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,307 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,330 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 [2019-11-20 00:30:53,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,332 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,332 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,335 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:53,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,350 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,350 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,356 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,357 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,361 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 [2019-11-20 00:30:53,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,364 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,367 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:53,367 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 00:30:53,374 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,379 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 [2019-11-20 00:30:53,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,381 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,381 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:53,384 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:53,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,395 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 [2019-11-20 00:30:53,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 00:30:53,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,397 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:53,400 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:53,400 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,407 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,409 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,415 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,417 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:53,417 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,430 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,431 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,431 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 00:30:53,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,446 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 [2019-11-20 00:30:53,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,448 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 00:30:53,450 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 00:30:53,451 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,456 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,458 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,462 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 [2019-11-20 00:30:53,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,464 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:53,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,464 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,467 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,468 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,483 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,483 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:53,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,484 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,487 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:53,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,505 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 00:30:53,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,508 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,508 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 [2019-11-20 00:30:53,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,519 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,525 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,525 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:53,529 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:53,529 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,545 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 [2019-11-20 00:30:53,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,548 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,548 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,548 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:53,552 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 00:30:53,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,575 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 00:30:53,579 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 00:30:53,579 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 [2019-11-20 00:30:53,589 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,591 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,597 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,600 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,601 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,607 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,614 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,615 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,615 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,617 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 00:30:53,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,624 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 00:30:53,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,632 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 00:30:53,635 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,635 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,643 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,651 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,651 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:53,655 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:53,655 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,676 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 00:30:53,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,676 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 00:30:53,676 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:53,680 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 00:30:53,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/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) [2019-11-20 00:30:53,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 00:30:53,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 00:30:53,699 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 00:30:53,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 00:30:53,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 00:30:53,700 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 00:30:53,705 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 00:30:53,705 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 00:30:53,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 00:30:53,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:30:53,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 00:30:53,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:30:53,732 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2019-11-20 00:30:53,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:30:53,758 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2019-11-20 00:30:53,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 00:30:53,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2019-11-20 00:30:53,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 00:30:53,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2019-11-20 00:30:53,768 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2019-11-20 00:30:53,768 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2019-11-20 00:30:53,768 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2019-11-20 00:30:53,769 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 00:30:53,769 INFO L688 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-20 00:30:53,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2019-11-20 00:30:53,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2019-11-20 00:30:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 00:30:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2019-11-20 00:30:53,798 INFO L711 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-20 00:30:53,798 INFO L591 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2019-11-20 00:30:53,798 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 00:30:53,799 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2019-11-20 00:30:53,800 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2019-11-20 00:30:53,800 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 00:30:53,800 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 00:30:53,800 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 00:30:53,801 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-20 00:30:53,801 INFO L794 eck$LassoCheckResult]: Stem: 41#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~x~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0; 39#L15-1 [2019-11-20 00:30:53,801 INFO L796 eck$LassoCheckResult]: Loop: 39#L15-1 assume !!(0 != main_~x~0); 37#L15 assume -5 <= main_~x~0 && main_~x~0 <= 35; 38#L16 assume main_~x~0 < 0;main_~x~0 := -5; 39#L15-1 [2019-11-20 00:30:53,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:53,801 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-11-20 00:30:53,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:53,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189183438] [2019-11-20 00:30:53,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,814 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:53,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:53,814 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2019-11-20 00:30:53,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:53,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731135285] [2019-11-20 00:30:53,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,829 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:53,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:30:53,831 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2019-11-20 00:30:53,831 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:30:53,831 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661232549] [2019-11-20 00:30:53,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:30:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 00:30:53,847 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 00:30:53,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:30:53 BoogieIcfgContainer [2019-11-20 00:30:53,896 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 00:30:53,897 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:30:53,897 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:30:53,897 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:30:53,897 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:50" (3/4) ... [2019-11-20 00:30:53,899 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-20 00:30:53,933 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8b458e40-52b4-463b-a316-0d885b5fea38/bin/uautomizer/witness.graphml [2019-11-20 00:30:53,933 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:30:53,935 INFO L168 Benchmark]: Toolchain (without parser) took 4090.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 190.3 MB). Free memory was 951.4 MB in the beginning and 939.4 MB in the end (delta: 12.0 MB). Peak memory consumption was 202.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:30:53,935 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:30:53,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. [2019-11-20 00:30:53,936 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:30:53,936 INFO L168 Benchmark]: Boogie Preprocessor took 14.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:30:53,937 INFO L168 Benchmark]: RCFGBuilder took 183.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:30:53,937 INFO L168 Benchmark]: BuchiAutomizer took 3573.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 941.5 MB in the end (delta: 172.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:30:53,938 INFO L168 Benchmark]: Witness Printer took 36.42 ms. Allocated memory is still 1.2 GB. Free memory was 941.5 MB in the beginning and 939.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. [2019-11-20 00:30:53,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 251.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 951.4 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.22 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 183.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3573.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.0 MB). Free memory was 1.1 GB in the beginning and 941.5 MB in the end (delta: 172.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. * Witness Printer took 36.42 ms. Allocated memory is still 1.2 GB. Free memory was 941.5 MB in the beginning and 939.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 24ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e6b662f=0, \result=0, x=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L13] int x = __VERIFIER_nondet_int(); Loop: [L14] COND TRUE x!=0 [L15] COND TRUE -5 <= x && x <= 35 [L16] COND TRUE x < 0 [L17] x = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...