./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps3-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps3-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 09:53:11,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:53:11,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:53:11,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:53:11,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:53:11,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:53:11,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:53:11,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:53:11,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:53:11,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:53:11,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:53:11,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:53:11,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:53:11,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:53:11,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:53:11,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:53:11,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:53:11,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:53:11,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:53:11,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:53:11,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:53:11,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:53:11,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:53:11,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:53:11,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:53:11,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:53:11,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:53:11,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:53:11,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:53:11,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:53:11,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:53:11,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:53:11,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:53:11,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:53:11,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:53:11,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:53:11,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:53:11,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:53:11,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:53:11,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:53:11,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:53:11,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-09 09:53:11,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:53:11,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:53:11,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:53:11,483 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:53:11,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:53:11,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:53:11,485 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:53:11,485 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-09 09:53:11,485 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-09 09:53:11,485 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-09 09:53:11,486 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-09 09:53:11,486 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-09 09:53:11,486 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-09 09:53:11,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:53:11,486 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:53:11,487 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 09:53:11,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:53:11,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:53:11,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:53:11,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-09 09:53:11,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-09 09:53:11,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-09 09:53:11,493 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:53:11,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:53:11,494 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-09 09:53:11,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:53:11,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-09 09:53:11,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:53:11,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:53:11,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:53:11,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:53:11,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:53:11,498 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-09 09:53:11,499 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 [2021-11-09 09:53:11,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:53:11,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:53:11,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:53:11,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:53:11,859 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:53:11,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-09 09:53:11,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/data/168f9066e/8e8de754b16345a7962898d78409d50c/FLAGd4d3da10d [2021-11-09 09:53:12,478 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:53:12,479 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/sv-benchmarks/c/termination-nla/ps3-both-t.c [2021-11-09 09:53:12,491 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/data/168f9066e/8e8de754b16345a7962898d78409d50c/FLAGd4d3da10d [2021-11-09 09:53:12,852 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/data/168f9066e/8e8de754b16345a7962898d78409d50c [2021-11-09 09:53:12,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:53:12,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:53:12,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:53:12,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:53:12,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:53:12,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:53:12" (1/1) ... [2021-11-09 09:53:12,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ad0fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:12, skipping insertion in model container [2021-11-09 09:53:12,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:53:12" (1/1) ... [2021-11-09 09:53:12,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:53:12,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:53:13,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:53:13,078 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 09:53:13,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:53:13,128 INFO L208 MainTranslator]: Completed translation [2021-11-09 09:53:13,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13 WrapperNode [2021-11-09 09:53:13,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:53:13,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 09:53:13,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 09:53:13,135 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 09:53:13,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 09:53:13,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 09:53:13,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 09:53:13,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 09:53:13,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 09:53:13,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 09:53:13,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 09:53:13,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 09:53:13,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (1/1) ... [2021-11-09 09:53:13,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:13,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:13,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:13,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-09 09:53:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 09:53:13,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 09:53:13,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:53:13,476 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-09 09:53:13,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:53:13 BoogieIcfgContainer [2021-11-09 09:53:13,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:53:13,480 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-09 09:53:13,480 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-09 09:53:13,484 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-09 09:53:13,485 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:53:13,485 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 09:53:12" (1/3) ... [2021-11-09 09:53:13,487 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76eaeeda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 09:53:13, skipping insertion in model container [2021-11-09 09:53:13,487 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:53:13,488 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:53:13" (2/3) ... [2021-11-09 09:53:13,488 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@76eaeeda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 09:53:13, skipping insertion in model container [2021-11-09 09:53:13,489 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-09 09:53:13,489 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:53:13" (3/3) ... [2021-11-09 09:53:13,491 INFO L389 chiAutomizerObserver]: Analyzing ICFG ps3-both-t.c [2021-11-09 09:53:13,556 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-09 09:53:13,557 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-09 09:53:13,557 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-09 09:53:13,557 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-09 09:53:13,557 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-09 09:53:13,558 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-09 09:53:13,558 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-09 09:53:13,558 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-09 09:53:13,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 09:53:13,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 09:53:13,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 09:53:13,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 09:53:13,607 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-09 09:53:13,608 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 09:53:13,608 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-09 09:53:13,608 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-09 09:53:13,610 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-09 09:53:13,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-09 09:53:13,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-09 09:53:13,611 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-11-09 09:53:13,611 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-09 09:53:13,618 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0; 5#L26-2true [2021-11-09 09:53:13,619 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0 + 6 * main_~x~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - 3 * main_~y~0 * main_~y~0 - main_~y~0 < main_~k~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:53:13,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:13,626 INFO L85 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-11-09 09:53:13,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:13,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065793802] [2021-11-09 09:53:13,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:13,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:13,723 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:13,752 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:13,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:13,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2021-11-09 09:53:13,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:13,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420374727] [2021-11-09 09:53:13,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:13,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:13,780 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:53:13,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1630571981] [2021-11-09 09:53:13,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:13,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:53:13,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:13,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:53:13,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-09 09:53:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:13,859 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:13,868 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:13,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:13,870 INFO L85 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 1 times [2021-11-09 09:53:13,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:13,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860858483] [2021-11-09 09:53:13,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:13,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:13,877 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:53:13,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002638307] [2021-11-09 09:53:13,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:13,892 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:53:13,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:13,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:53:13,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-09 09:53:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:14,001 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:14,012 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:14,144 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:14,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:14,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:14,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:14,146 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:53:14,146 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,146 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:14,147 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:14,147 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-09 09:53:14,147 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:14,148 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:14,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:14,257 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:14,258 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:53:14,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,293 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:14,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:14,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-09 09:53:14,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,343 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-09 09:53:14,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:53:14,346 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:14,404 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:53:14,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,428 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:14,428 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:14,429 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:14,429 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:14,429 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:53:14,429 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,429 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:14,429 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:14,429 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-09 09:53:14,430 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:14,430 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:14,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:14,508 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:14,512 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:53:14,514 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,515 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:14,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:14,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:14,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-09 09:53:14,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,578 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:53:14,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,579 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-09 09:53:14,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:14,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,593 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:14,600 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:14,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-09 09:53:14,636 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:53:14,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,645 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-09 09:53:14,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:14,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,662 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:14,674 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:14,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,731 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:53:14,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,733 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-09 09:53:14,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:14,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:14,756 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:14,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,811 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:53:14,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,812 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:14,834 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:14,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,835 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:14,841 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:14,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-09 09:53:14,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,900 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:53:14,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,901 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-09 09:53:14,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:14,912 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:14,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:14,927 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:14,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:14,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:14,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:14,979 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:53:14,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:14,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:14,980 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:14,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-09 09:53:14,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:14,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:14,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:14,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:14,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:14,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:14,993 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:15,006 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:15,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:15,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:15,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,070 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:53:15,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,071 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:15,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:15,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:15,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:15,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:15,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:15,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:15,099 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:15,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:15,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-09 09:53:15,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:15,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,168 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:53:15,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,172 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:15,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:15,187 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:15,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:15,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:15,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:15,188 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:15,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:15,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:15,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-09 09:53:15,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:15,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,335 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:15,335 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:15,335 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:15,336 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:15,336 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:53:15,336 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,336 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:15,336 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:15,336 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-09 09:53:15,336 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:15,336 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:15,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,439 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:15,439 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:53:15,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,441 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:15,445 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:15,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-09 09:53:15,473 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:53:15,474 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:53:15,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,502 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,503 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-09 09:53:15,505 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:15,505 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:15,523 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:53:15,524 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:53:15,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,552 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-09 09:53:15,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:15,557 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:15,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,624 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:53:15,630 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:15,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-09 09:53:15,657 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:53:15,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,685 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:15,685 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:15,685 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:15,685 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:15,685 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:53:15,685 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,685 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:15,685 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:15,685 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-09 09:53:15,685 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:15,685 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:15,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:15,789 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:15,789 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:53:15,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,791 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:15,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-09 09:53:15,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:15,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:15,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:15,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:15,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:15,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:15,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:15,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:15,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,855 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:15,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:15,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:15,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:15,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:15,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:15,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:15,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:15,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-09 09:53:15,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:15,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:15,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:15,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:15,929 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:15,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:15,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:15,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:15,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:15,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:15,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:15,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:53:15,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-09 09:53:15,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,008 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:53:16,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,013 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-09 09:53:16,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,037 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,037 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:16,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,078 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,079 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-09 09:53:16,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,088 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,089 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:16,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,111 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-09 09:53:16,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,121 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,128 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:53:16,129 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:53:16,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,191 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:53:16,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,193 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:16,209 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:16,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-09 09:53:16,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-09 09:53:16,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,252 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-09 09:53:16,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:16,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:16,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-11-09 09:53:16,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,284 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,309 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:16,319 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:16,319 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:16,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-09 09:53:16,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,379 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:53:16,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,381 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:16,394 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:16,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-09 09:53:16,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-11-09 09:53:16,415 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,416 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-09 09:53:16,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,426 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:16,427 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:16,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,473 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:16,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:16,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-09 09:53:16,524 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:53:16,531 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:53:16,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,626 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:53:16,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,628 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:16,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:16,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,641 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:16,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-09 09:53:16,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,692 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,693 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:16,705 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:16,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,706 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,707 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:16,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-09 09:53:16,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,771 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,773 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-09 09:53:16,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:16,787 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:16,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:16,798 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:53:16,798 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:53:16,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,858 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:53:16,858 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,859 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:16,872 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:16,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,872 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:16,873 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:16,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-09 09:53:16,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:16,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:16,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:16,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:16,928 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:16,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:16,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:16,942 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:16,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:16,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:16,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:16,942 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:16,945 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:16,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:16,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-09 09:53:16,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,009 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,021 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,022 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:17,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,022 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:17,034 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:17,034 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:17,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-09 09:53:17,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,115 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:53:17,115 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,120 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,131 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,131 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,132 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:17,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:17,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-09 09:53:17,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,184 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,196 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,196 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:17,198 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:17,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-09 09:53:17,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,256 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,270 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,271 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:17,286 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:53:17,286 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:53:17,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-09 09:53:17,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,390 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:53:17,390 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,392 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,410 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:17,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,411 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:17,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:17,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-09 09:53:17,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,462 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,463 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,475 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:17,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,475 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:17,476 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:17,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-09 09:53:17,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,516 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-09 09:53:17,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,525 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:17,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,526 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:17,544 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:17,544 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:17,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,608 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:53:17,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,610 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,621 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,622 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,622 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:17,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:17,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-09 09:53:17,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,684 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,697 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:17,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,698 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:17,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:17,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:17,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-09 09:53:17,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:17,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,757 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:17,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:17,769 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:17,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:17,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:17,769 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:17,785 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:53:17,785 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:53:17,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-09 09:53:17,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:17,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:17,863 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-11-09 09:53:17,863 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0; 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0 + 6 * main_~x~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - 3 * main_~y~0 * main_~y~0 - main_~y~0 < main_~k~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:53:17,863 INFO L793 eck$LassoCheckResult]: Loop: 5#L26-2true assume !false; 6#L29true assume !!(main_~c~0 + 6 * main_~x~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - 3 * main_~y~0 * main_~y~0 - main_~y~0 < main_~k~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 + main_~x~0; 5#L26-2true [2021-11-09 09:53:17,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:17,864 INFO L85 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 2 times [2021-11-09 09:53:17,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:17,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608510006] [2021-11-09 09:53:17,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:17,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:17,868 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:53:17,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [652659545] [2021-11-09 09:53:17,869 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 09:53:17,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:53:17,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,875 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-11-09 09:53:17,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-09 09:53:17,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:53:17,914 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:17,923 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:17,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:17,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 2 times [2021-11-09 09:53:17,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:17,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107627450] [2021-11-09 09:53:17,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:17,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:17,927 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:53:17,927 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [219874928] [2021-11-09 09:53:17,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-09 09:53:17,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:53:17,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:17,931 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:53:17,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2021-11-09 09:53:17,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-09 09:53:17,974 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:53:17,974 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:17,980 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:17,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-09 09:53:17,981 INFO L85 PathProgramCache]: Analyzing trace with hash 29865322, now seen corresponding path program 3 times [2021-11-09 09:53:17,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-09 09:53:17,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436867494] [2021-11-09 09:53:17,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-09 09:53:17,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-09 09:53:17,985 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-09 09:53:17,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [731234119] [2021-11-09 09:53:17,985 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-09 09:53:17,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-09 09:53:17,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,000 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2021-11-09 09:53:18,034 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-09 09:53:18,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-09 09:53:18,034 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-09 09:53:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-09 09:53:18,044 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-09 09:53:18,096 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:18,097 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:18,097 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:18,097 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:18,097 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:53:18,097 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,097 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:18,097 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:18,097 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-09 09:53:18,097 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:18,097 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:18,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:18,147 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:18,147 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:53:18,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,155 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:18,157 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:18,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-09 09:53:18,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,218 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:53:18,221 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:18,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-09 09:53:18,248 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:53:18,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,280 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:18,281 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:18,281 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:18,281 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:18,281 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:53:18,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,281 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:18,281 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:18,281 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2021-11-09 09:53:18,281 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:18,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:18,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:18,352 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:18,352 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:53:18,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,368 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:18,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:18,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:18,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-09 09:53:18,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,431 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:53:18,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,432 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:18,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,443 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:18,446 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:18,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-09 09:53:18,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,492 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:53:18,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,494 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:18,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,506 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:18,508 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:18,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-09 09:53:18,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,564 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:53:18,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,566 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:18,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:18,583 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:18,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-09 09:53:18,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,636 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:53:18,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,637 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-09 09:53:18,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:18,670 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:18,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,670 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:18,673 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:18,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,727 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:53:18,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,732 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:18,746 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:18,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,746 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:18,750 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:18,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-09 09:53:18,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,793 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:53:18,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,794 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-09 09:53:18,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:18,806 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:18,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:18,813 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:18,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,878 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:53:18,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,880 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-09 09:53:18,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:18,899 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:18,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:18,904 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:18,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:18,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:18,948 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:53:18,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:18,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:18,950 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:18,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-09 09:53:18,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:18,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:18,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:18,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:18,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:18,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:18,964 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:18,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:18,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:18,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,091 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:19,091 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:19,091 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:19,091 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:19,091 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-09 09:53:19,091 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,091 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:19,091 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:19,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-09 09:53:19,092 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:19,092 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:19,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,200 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:19,200 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-09 09:53:19,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,201 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:19,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:19,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-09 09:53:19,228 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:53:19,228 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:53:19,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,262 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:19,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:19,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-09 09:53:19,295 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-09 09:53:19,296 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-09 09:53:19,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,331 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,335 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-09 09:53:19,335 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:19,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-09 09:53:19,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,390 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,396 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-09 09:53:19,396 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-09 09:53:19,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-09 09:53:19,420 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-09 09:53:19,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,452 INFO L210 LassoAnalysis]: Preferences: [2021-11-09 09:53:19,453 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-09 09:53:19,453 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-09 09:53:19,453 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-09 09:53:19,453 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-09 09:53:19,453 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,453 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-09 09:53:19,453 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-09 09:53:19,453 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2021-11-09 09:53:19,453 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-09 09:53:19,453 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-09 09:53:19,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-09 09:53:19,542 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-09 09:53:19,542 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-09 09:53:19,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,543 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:19,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:19,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:19,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-09 09:53:19,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,606 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,607 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:19,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-09 09:53:19,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:19,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-09 09:53:19,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,669 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-09 09:53:19,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:19,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-09 09:53:19,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-09 09:53:19,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,731 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-09 09:53:19,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,732 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,744 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:19,745 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:19,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:19,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-09 09:53:19,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-09 09:53:19,785 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,786 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-09 09:53:19,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,796 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:19,797 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:19,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:19,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,864 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,875 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:19,881 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:53:19,882 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:53:19,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-09 09:53:19,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,936 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-09 09:53:19,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,937 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:19,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:19,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:19,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-09 09:53:19,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:19,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:19,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:19,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:19,982 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:19,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:19,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-09 09:53:19,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:19,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:19,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:19,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:19,991 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:19,992 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:19,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-11-09 09:53:20,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,039 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-09 09:53:20,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:20,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:20,060 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:20,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:20,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,123 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-09 09:53:20,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,124 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:20,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,142 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,143 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:20,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-09 09:53:20,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-09 09:53:20,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,186 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-09 09:53:20,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:20,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,195 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,196 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:20,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-09 09:53:20,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,217 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-09 09:53:20,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-09 09:53:20,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,232 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,243 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:53:20,244 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:53:20,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,301 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-09 09:53:20,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,302 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-09 09:53:20,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,321 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:20,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,321 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:20,321 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:20,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,368 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-09 09:53:20,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,376 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:20,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,377 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:20,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-11-09 09:53:20,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,400 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-09 09:53:20,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:20,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,409 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-09 09:53:20,414 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-11-09 09:53:20,414 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-11-09 09:53:20,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-09 09:53:20,481 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-09 09:53:20,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,482 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,497 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:20,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:20,499 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:20,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-09 09:53:20,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-09 09:53:20,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,536 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-09 09:53:20,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,545 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:20,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:20,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:20,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-09 09:53:20,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,569 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-09 09:53:20,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,578 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-09 09:53:20,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:20,587 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:20,588 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:20,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-11-09 09:53:20,673 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-09 09:53:20,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,675 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,695 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:20,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,696 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,697 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:20,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-09 09:53:20,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,755 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,756 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,768 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,768 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:20,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,768 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,770 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-11-09 09:53:20,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-09 09:53:20,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,828 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-09 09:53:20,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:20,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,842 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-09 09:53:20,854 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-11-09 09:53:20,855 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-11-09 09:53:20,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:20,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:20,960 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-09 09:53:20,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:20,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:20,961 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:20,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:20,973 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:20,973 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:20,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:20,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:20,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:20,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:20,975 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:20,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:20,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-09 09:53:20,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:21,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:21,024 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:21,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:21,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:21,037 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:21,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:21,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:21,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:21,038 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:21,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-09 09:53:21,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:21,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-09 09:53:21,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:21,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:21,086 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:21,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:21,106 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:21,106 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-09 09:53:21,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:21,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:21,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-09 09:53:21,115 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-09 09:53:21,115 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-09 09:53:21,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-09 09:53:21,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,172 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-09 09:53:21,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:21,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:21,174 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:21,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:21,185 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:21,185 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:21,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:21,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:21,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:21,186 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:21,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:21,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:21,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-09 09:53:21,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:21,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:21,228 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:21,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:21,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:21,239 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:21,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-09 09:53:21,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:21,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:21,240 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:21,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-09 09:53:21,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-09 09:53:21,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-09 09:53:21,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-09 09:53:21,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:53:21,284 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-09 09:53:21,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-09 09:53:21,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-09 09:53:21,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-09 09:53:21,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-09 09:53:21,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-09 09:53:21,296 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-09 09:53:21,309 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-11-09 09:53:21,309 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-11-09 09:53:21,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-09 09:53:21,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-09 09:53:21,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 09:53:21 BoogieIcfgContainer [2021-11-09 09:53:21,392 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-09 09:53:21,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 09:53:21,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 09:53:21,393 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 09:53:21,393 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:53:13" (3/4) ... [2021-11-09 09:53:21,396 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-09 09:53:21,396 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 09:53:21,398 INFO L168 Benchmark]: Toolchain (without parser) took 8541.29 ms. Allocated memory was 98.6 MB in the beginning and 172.0 MB in the end (delta: 73.4 MB). Free memory was 65.3 MB in the beginning and 119.3 MB in the end (delta: -54.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-11-09 09:53:21,398 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:53:21,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.68 ms. Allocated memory was 98.6 MB in the beginning and 142.6 MB in the end (delta: 44.0 MB). Free memory was 65.1 MB in the beginning and 119.2 MB in the end (delta: -54.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:53:21,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.80 ms. Allocated memory is still 142.6 MB. Free memory was 119.2 MB in the beginning and 117.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:53:21,400 INFO L168 Benchmark]: Boogie Preprocessor took 27.50 ms. Allocated memory is still 142.6 MB. Free memory was 117.8 MB in the beginning and 117.1 MB in the end (delta: 699.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:53:21,400 INFO L168 Benchmark]: RCFGBuilder took 280.16 ms. Allocated memory is still 142.6 MB. Free memory was 117.1 MB in the beginning and 109.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:53:21,401 INFO L168 Benchmark]: BuchiAutomizer took 7911.95 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 108.9 MB in the beginning and 120.3 MB in the end (delta: -11.4 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. [2021-11-09 09:53:21,401 INFO L168 Benchmark]: Witness Printer took 4.33 ms. Allocated memory is still 172.0 MB. Free memory is still 119.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:53:21,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 98.6 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 50.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 274.68 ms. Allocated memory was 98.6 MB in the beginning and 142.6 MB in the end (delta: 44.0 MB). Free memory was 65.1 MB in the beginning and 119.2 MB in the end (delta: -54.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.80 ms. Allocated memory is still 142.6 MB. Free memory was 119.2 MB in the beginning and 117.8 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.50 ms. Allocated memory is still 142.6 MB. Free memory was 117.8 MB in the beginning and 117.1 MB in the end (delta: 699.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 280.16 ms. Allocated memory is still 142.6 MB. Free memory was 117.1 MB in the beginning and 109.4 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7911.95 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 108.9 MB in the beginning and 120.3 MB in the end (delta: -11.4 MB). Peak memory consumption was 71.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.33 ms. Allocated memory is still 172.0 MB. Free memory is still 119.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital55 mio100 ax100 hnf97 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 70ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~k~0, main_~y~0, main_~x~0, main_~c~0;havoc main_~k~0;havoc main_~y~0;havoc main_~x~0;havoc main_~c~0;main_~k~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 0;main_~x~0 := 0;main_~c~0 := 0;" "assume !false;" "assume !!(main_~c~0 + 6 * main_~x~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - 3 * main_~y~0 * main_~y~0 - main_~y~0 < main_~k~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 + main_~x~0;" Loop: "assume !false;" "assume !!(main_~c~0 + 6 * main_~x~0 - 2 * main_~y~0 * main_~y~0 * main_~y~0 - 3 * main_~y~0 * main_~y~0 - main_~y~0 < main_~k~0);main_~c~0 := 1 + main_~c~0;main_~y~0 := 1 + main_~y~0;main_~x~0 := main_~y~0 * main_~y~0 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-09 09:53:21,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:21,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2021-11-09 09:53:22,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-09 09:53:22,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-09 09:53:22,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3d3696b-0d5c-455e-a933-429eb969d409/bin/uautomizer-IVEQpCNsaX/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN