./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/Swingers.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/Swingers.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ff621535cb82838a5b388320305948f36878571d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:09:13,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:09:13,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:09:13,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:09:13,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:09:13,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:09:13,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:09:13,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:09:13,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:09:13,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:09:13,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:09:13,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:09:13,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:09:13,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:09:13,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:09:13,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:09:13,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:09:13,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:09:13,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:09:13,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:09:13,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:09:13,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:09:13,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:09:13,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:09:13,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:09:13,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:09:13,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:09:13,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:09:13,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:09:13,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:09:13,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:09:13,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:09:13,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:09:13,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:09:13,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:09:13,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:09:13,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:09:13,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:09:13,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:09:13,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:09:13,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:09:13,358 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-29 20:09:13,409 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:09:13,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:09:13,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:09:13,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:09:13,413 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:09:13,413 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:09:13,414 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:09:13,414 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:09:13,414 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:09:13,414 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:09:13,416 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:09:13,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:09:13,416 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:09:13,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:09:13,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:09:13,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:09:13,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:09:13,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:09:13,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:09:13,419 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:09:13,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:09:13,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:09:13,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:09:13,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:09:13,420 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:09:13,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:09:13,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:09:13,421 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:09:13,421 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:09:13,424 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:09:13,425 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff621535cb82838a5b388320305948f36878571d [2020-11-29 20:09:13,704 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:09:13,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:09:13,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:09:13,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:09:13,757 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:09:13,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/Swingers.c [2020-11-29 20:09:13,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/data/8ebf7082b/2ae36c18ed8b40ecb0be72b0f359d4e8/FLAG85b3ce37d [2020-11-29 20:09:14,393 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:09:14,394 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/sv-benchmarks/c/termination-restricted-15/Swingers.c [2020-11-29 20:09:14,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/data/8ebf7082b/2ae36c18ed8b40ecb0be72b0f359d4e8/FLAG85b3ce37d [2020-11-29 20:09:14,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/data/8ebf7082b/2ae36c18ed8b40ecb0be72b0f359d4e8 [2020-11-29 20:09:14,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:09:14,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:09:14,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:09:14,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:09:14,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:09:14,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:14,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287474b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14, skipping insertion in model container [2020-11-29 20:09:14,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:14,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:09:14,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:09:14,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:09:14,954 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:09:14,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:09:14,980 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:09:14,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14 WrapperNode [2020-11-29 20:09:14,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:09:14,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:09:14,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:09:14,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:09:15,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:09:15,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:09:15,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:09:15,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:09:15,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,056 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... [2020-11-29 20:09:15,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:09:15,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:09:15,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:09:15,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:09:15,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:15,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:09:15,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:09:15,253 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:09:15,254 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-29 20:09:15,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:09:15 BoogieIcfgContainer [2020-11-29 20:09:15,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:09:15,256 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:09:15,257 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:09:15,260 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:09:15,261 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:09:15,261 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:09:14" (1/3) ... [2020-11-29 20:09:15,276 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c8ea1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:09:15, skipping insertion in model container [2020-11-29 20:09:15,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:09:15,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:09:14" (2/3) ... [2020-11-29 20:09:15,277 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c8ea1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:09:15, skipping insertion in model container [2020-11-29 20:09:15,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:09:15,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:09:15" (3/3) ... [2020-11-29 20:09:15,279 INFO L373 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2020-11-29 20:09:15,352 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:09:15,353 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:09:15,353 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:09:15,353 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:09:15,353 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:09:15,356 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:09:15,356 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:09:15,357 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:09:15,370 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2020-11-29 20:09:15,394 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-29 20:09:15,394 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:09:15,394 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:09:15,400 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-11-29 20:09:15,400 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-29 20:09:15,401 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:09:15,401 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2020-11-29 20:09:15,402 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-11-29 20:09:15,402 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:09:15,402 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:09:15,402 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-11-29 20:09:15,402 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-11-29 20:09:15,410 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2020-11-29 20:09:15,410 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-11-29 20:09:15,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:15,418 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2020-11-29 20:09:15,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:15,429 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657690884] [2020-11-29 20:09:15,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,517 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,521 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,538 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:15,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:15,540 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2020-11-29 20:09:15,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:15,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903134236] [2020-11-29 20:09:15,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,551 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,557 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,559 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:15,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:15,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2020-11-29 20:09:15,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:15,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245995412] [2020-11-29 20:09:15,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,572 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:15,578 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:15,580 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:15,745 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:09:15,746 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:09:15,746 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:09:15,747 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:09:15,747 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:09:15,747 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:15,747 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:09:15,751 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:09:15,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-11-29 20:09:15,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:09:15,751 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:09:15,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:15,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:15,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:15,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:16,039 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:09:16,040 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:16,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:16,048 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:09:16,064 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:09:16,064 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:16,108 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:16,108 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:16,114 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:09:16,114 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:16,157 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:16,157 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:16,197 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:09:16,197 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:09:17,149 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:09:17,152 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:09:17,152 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:09:17,152 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:09:17,152 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:09:17,152 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:09:17,152 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,152 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:09:17,152 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:09:17,152 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-11-29 20:09:17,153 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:09:17,153 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:09:17,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:17,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:17,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:17,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:17,351 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:09:17,359 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:17,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:17,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:09:17,424 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:17,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:17,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:17,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,499 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:17,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:17,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:09:17,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:17,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:17,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:17,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:09:17,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:17,631 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:17,652 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:17,652 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 20:09:17,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:17,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,715 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:17,725 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:17,725 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:17,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:17,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:17,786 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 20:09:17,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,836 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:17,841 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:17,841 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 20:09:17,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:17,878 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,885 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:17,891 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:17,891 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:17,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:17,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:17,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:17,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:17,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:17,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:17,971 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:17,971 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:17,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:18,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:18,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:18,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,103 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:18,103 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:18,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:18,148 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:18,162 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:18,162 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:18,172 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,210 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:18,223 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:18,224 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:18,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:18,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,304 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:18,307 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 20:09:18,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:18,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:18,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,361 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:18,375 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:18,375 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:18,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:18,422 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,432 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:18,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,433 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:18,436 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:18,436 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,445 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,493 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:18,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,493 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:18,501 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:18,501 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,526 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,566 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,566 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:18,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:18,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,567 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:18,568 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 20:09:18,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,611 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,611 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:18,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:18,615 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:18,615 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,622 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:18,657 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,671 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:18,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,672 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,675 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:18,676 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,728 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,729 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:18,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,729 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,741 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:18,742 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,805 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:18,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:18,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,807 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:18,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,859 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:18,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,860 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:18,863 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:18,863 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:18,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:18,935 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:18,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:18,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,942 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,948 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:18,948 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:18,959 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:18,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:18,991 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:18,991 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:18,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:18,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:18,991 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:19,005 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:19,005 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:19,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:19,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,087 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:19,089 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 20:09:19,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,134 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,135 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:19,139 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:19,140 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,151 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:19,186 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,195 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:19,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,195 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:19,199 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:19,199 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,205 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:19,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:19,255 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:19,255 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,325 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:19,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:19,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,325 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:19,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:19,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,331 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,362 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,362 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:19,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,363 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:19,369 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:19,369 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:19,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:19,416 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,426 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,426 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:19,432 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:19,432 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,487 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,488 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:19,502 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:19,502 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-29 20:09:19,539 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,587 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:19,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,588 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:19,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:19,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:19,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:19,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:19,637 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:19,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:19,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:19,637 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:19,643 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:19,643 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:19,689 INFO L473 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-11-29 20:09:19,689 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-11-29 20:09:19,690 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-11-29 20:09:19,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:19,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2020-11-29 20:09:19,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:19,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999109514] [2020-11-29 20:09:19,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,697 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,705 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,707 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:19,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:19,711 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2020-11-29 20:09:19,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:19,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260532346] [2020-11-29 20:09:19,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,722 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,726 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,727 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:19,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:09:19,728 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2020-11-29 20:09:19,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:09:19,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290434912] [2020-11-29 20:09:19,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:09:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,754 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:09:19,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:09:19,768 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:09:19,854 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:09:19,855 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:09:19,855 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:09:19,855 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:09:19,855 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:09:19,855 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:19,855 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:09:19,855 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:09:19,855 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-11-29 20:09:19,855 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:09:19,855 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:09:19,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:19,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:19,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:19,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:20,014 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:09:20,014 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:20,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:20,018 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:20,022 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:09:20,022 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:20,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:20,066 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:20,070 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:09:20,070 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:20,094 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:20,094 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:09:20,097 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:09:20,097 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:20,120 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:09:20,120 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:20,150 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:09:20,150 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:09:28,746 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:09:28,749 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:09:28,749 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:09:28,749 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:09:28,749 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:09:28,749 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:09:28,749 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:28,749 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:09:28,750 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:09:28,750 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-11-29 20:09:28,750 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:09:28,750 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:09:28,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:28,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:28,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:28,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:09:28,874 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:09:28,874 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:28,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:28,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:28,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:28,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:28,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:28,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:28,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:28,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:28,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:28,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:28,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:28,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:28,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:28,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:28,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:09:28,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:28,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:28,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:28,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:28,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:28,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:28,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:28,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:28,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:09:28,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:28,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:28,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:28,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:28,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:28,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:09:28,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:28,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:09:28,995 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:29,029 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,047 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,050 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,050 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 20:09:29,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:29,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,089 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,090 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 20:09:29,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:29,096 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,119 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,120 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,121 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 20:09:29,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,148 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,156 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,156 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 20:09:29,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:29,188 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,204 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:29,205 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:29,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:29,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,258 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:29,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,311 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:29,312 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,356 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,367 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:29,367 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:29,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:29,419 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,425 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:29,429 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:29,429 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:29,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:29,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 20:09:29,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,482 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,517 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:29,521 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:29,521 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:29,531 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:09:29,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,604 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:29,604 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:29,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:29,659 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,664 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:29,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,664 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,667 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,667 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,674 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,713 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,713 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:29,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:29,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,714 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,714 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 20:09:29,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,754 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:29,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,754 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,757 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,757 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,804 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:29,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,804 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 20:09:29,813 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 20:09:29,813 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,830 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:29,864 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,869 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:29,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,870 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,874 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:29,874 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,882 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,921 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:29,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:29,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,922 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,923 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:29,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:29,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:29,966 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:29,966 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:29,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:29,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:29,967 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:29,970 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:29,970 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:29,979 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:30,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,021 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 20:09:30,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,021 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:30,033 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:30,033 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,056 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:30,079 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,083 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,083 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:30,089 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:30,089 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:30,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:30,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,122 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:30,123 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 20:09:30,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:30,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,161 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,161 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,161 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:30,166 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:30,166 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:30,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,198 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,199 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,199 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 20:09:30,212 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 20:09:30,212 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 20:09:30,247 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:30,281 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:30,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,290 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:30,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,291 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:30,294 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:30,294 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:30,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,327 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:30,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:30,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:30,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 20:09:30,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,340 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:30,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,382 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:30,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:30,385 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:30,386 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,392 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,421 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,421 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 20:09:30,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 20:09:30,432 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 20:09:30,432 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:09:30,452 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:30,471 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,475 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:30,479 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:30,479 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-29 20:09:30,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,515 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:09:30,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,515 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:30,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:09:30,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:09:30,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:09:30,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,571 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,571 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:30,576 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:30,576 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1330c954-1559-4602-8a69-2d34b6b5bb30/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:09:30,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:09:30,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 20:09:30,619 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 20:09:30,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:09:30,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:09:30,619 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 20:09:30,634 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 20:09:30,634 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-29 20:09:30,665 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 20:09:30,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:09:30 BoogieIcfgContainer [2020-11-29 20:09:30,689 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:09:30,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:09:30,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:09:30,689 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:09:30,690 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:09:15" (3/4) ... [2020-11-29 20:09:30,692 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 20:09:30,692 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:09:30,693 INFO L168 Benchmark]: Toolchain (without parser) took 15932.05 ms. Allocated memory was 109.1 MB in the beginning and 174.1 MB in the end (delta: 65.0 MB). Free memory was 81.6 MB in the beginning and 63.2 MB in the end (delta: 18.4 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:09:30,693 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 109.1 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:09:30,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 213.94 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 81.1 MB in the beginning and 122.4 MB in the end (delta: -41.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:09:30,694 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.93 ms. Allocated memory is still 144.7 MB. Free memory was 122.4 MB in the beginning and 121.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:09:30,694 INFO L168 Benchmark]: Boogie Preprocessor took 19.03 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.3 MB in the end (delta: 670.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:09:30,695 INFO L168 Benchmark]: RCFGBuilder took 196.33 ms. Allocated memory is still 144.7 MB. Free memory was 120.3 MB in the beginning and 112.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:09:30,695 INFO L168 Benchmark]: BuchiAutomizer took 15432.27 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 112.0 MB in the beginning and 63.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:09:30,695 INFO L168 Benchmark]: Witness Printer took 2.79 ms. Allocated memory is still 174.1 MB. Free memory is still 63.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:09:30,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 109.1 MB. Free memory is still 66.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 213.94 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 81.1 MB in the beginning and 122.4 MB in the end (delta: -41.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 54.93 ms. Allocated memory is still 144.7 MB. Free memory was 122.4 MB in the beginning and 121.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.03 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.3 MB in the end (delta: 670.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 196.33 ms. Allocated memory is still 144.7 MB. Free memory was 120.3 MB in the beginning and 112.0 MB in the end (delta: 8.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 15432.27 ms. Allocated memory was 144.7 MB in the beginning and 174.1 MB in the end (delta: 29.4 MB). Free memory was 112.0 MB in the beginning and 63.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 82.8 MB. Max. memory is 16.1 GB. * Witness Printer took 2.79 ms. Allocated memory is still 174.1 MB. Free memory is still 63.2 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 15.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 15.2s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 8.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...