./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 bc157475d6c321934f68f6b441d83c0582720461 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:35:13,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:35:13,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:35:13,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:35:13,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:35:13,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:35:13,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:35:13,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:35:13,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:35:13,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:35:13,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:35:13,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:35:13,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:35:13,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:35:13,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:35:13,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:35:13,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:35:13,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:35:13,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:35:13,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:35:13,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:35:13,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:35:13,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:35:13,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:35:13,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:35:13,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:35:13,368 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:35:13,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:35:13,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:35:13,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:35:13,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:35:13,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:35:13,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:35:13,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:35:13,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:35:13,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:35:13,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:35:13,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:35:13,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:35:13,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:35:13,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:35:13,382 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-20 10:35:13,414 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:35:13,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:35:13,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:35:13,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:35:13,416 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:35:13,416 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 10:35:13,416 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 10:35:13,416 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 10:35:13,417 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 10:35:13,417 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 10:35:13,417 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 10:35:13,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:35:13,417 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 10:35:13,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:35:13,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:35:13,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 10:35:13,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 10:35:13,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 10:35:13,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:35:13,419 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 10:35:13,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:35:13,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 10:35:13,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:35:13,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:35:13,420 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 10:35:13,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:35:13,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:35:13,421 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 10:35:13,422 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 10:35:13,422 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 -> bc157475d6c321934f68f6b441d83c0582720461 [2019-11-20 10:35:13,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:35:13,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:35:13,661 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:35:13,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:35:13,670 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:35:13,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/../../sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-20 10:35:13,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/data/6bcfab3bf/de371a350d9b427ba947dcab1e0a51a7/FLAG790f12017 [2019-11-20 10:35:14,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:35:14,247 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/sv-benchmarks/c/termination-crafted-lit/KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-20 10:35:14,254 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/data/6bcfab3bf/de371a350d9b427ba947dcab1e0a51a7/FLAG790f12017 [2019-11-20 10:35:14,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/data/6bcfab3bf/de371a350d9b427ba947dcab1e0a51a7 [2019-11-20 10:35:14,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:35:14,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:35:14,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:14,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:35:14,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:35:14,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cf01e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14, skipping insertion in model container [2019-11-20 10:35:14,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,633 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:35:14,649 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:35:14,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:14,824 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:35:14,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:35:14,928 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:35:14,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14 WrapperNode [2019-11-20 10:35:14,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:35:14,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:14,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:35:14,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:35:14,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:35:14,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:35:14,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:35:14,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:35:14,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... [2019-11-20 10:35:14,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:35:14,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:35:14,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:35:14,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:35:14,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:15,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:35:15,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:35:15,246 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:35:15,246 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 10:35:15,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:15 BoogieIcfgContainer [2019-11-20 10:35:15,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:35:15,248 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 10:35:15,248 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 10:35:15,252 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 10:35:15,253 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:35:15,253 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:35:14" (1/3) ... [2019-11-20 10:35:15,255 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aea6bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:35:15, skipping insertion in model container [2019-11-20 10:35:15,255 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:35:15,256 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:35:14" (2/3) ... [2019-11-20 10:35:15,256 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aea6bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:35:15, skipping insertion in model container [2019-11-20 10:35:15,256 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 10:35:15,256 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:15" (3/3) ... [2019-11-20 10:35:15,259 INFO L371 chiAutomizerObserver]: Analyzing ICFG KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c [2019-11-20 10:35:15,302 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 10:35:15,303 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 10:35:15,303 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 10:35:15,303 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:35:15,303 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:35:15,304 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 10:35:15,304 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:35:15,304 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 10:35:15,318 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 10:35:15,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:15,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:35:15,340 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:35:15,347 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 10:35:15,348 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-20 10:35:15,348 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 10:35:15,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-11-20 10:35:15,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:15,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:35:15,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:35:15,350 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 10:35:15,351 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-20 10:35:15,359 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 7#L23-1true [2019-11-20 10:35:15,360 INFO L796 eck$LassoCheckResult]: Loop: 7#L23-1true assume !!(main_~x~0 < 255); 9#L18true assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 5#L18-2true assume 0 != main_~debug~0;main_~x~0 := 0; 7#L23-1true [2019-11-20 10:35:15,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:15,367 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-20 10:35:15,378 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:15,378 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279947716] [2019-11-20 10:35:15,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:15,470 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:15,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:15,471 INFO L82 PathProgramCache]: Analyzing trace with hash 39823, now seen corresponding path program 1 times [2019-11-20 10:35:15,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:15,472 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059016949] [2019-11-20 10:35:15,472 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:15,510 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:15,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:15,512 INFO L82 PathProgramCache]: Analyzing trace with hash 963344, now seen corresponding path program 1 times [2019-11-20 10:35:15,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:15,512 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027176474] [2019-11-20 10:35:15,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:15,573 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027176474] [2019-11-20 10:35:15,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:35:15,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-20 10:35:15,576 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11139235] [2019-11-20 10:35:15,760 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:15,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:15,761 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:15,761 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:15,761 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:35:15,762 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:15,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:15,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:15,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration1_Loop [2019-11-20 10:35:15,763 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:15,763 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:15,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:15,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:15,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:15,946 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:15,947 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:15,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:15,961 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:15,986 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:35:15,986 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 [2019-11-20 10:35:16,628 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:35:16,631 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:16,631 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:16,631 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:16,631 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:16,631 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:35:16,632 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,632 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:16,632 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:16,632 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration1_Loop [2019-11-20 10:35:16,632 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:16,632 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:16,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:16,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:16,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:16,787 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:16,792 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:16,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:16,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:16,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:16,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,837 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:16,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:16,840 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:16,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,843 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:16,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:16,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:16,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:16,869 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:16,888 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:16,894 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:16,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 [2019-11-20 10:35:16,918 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 [2019-11-20 10:35:16,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,922 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:16,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:16,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:16,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 [2019-11-20 10:35:16,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:16,941 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:16,943 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:16,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:16,947 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:16,955 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:16,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:16,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:16,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:16,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:16,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:16,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:16,989 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:16,990 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:16,992 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:35:16,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:16,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:17,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:17,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,022 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,024 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 [2019-11-20 10:35:17,042 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 [2019-11-20 10:35:17,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:17,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,046 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,064 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:17,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,073 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:17,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:17,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,096 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,099 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 10:35:17,100 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:17,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:17,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:17,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,139 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,141 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,154 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:17,160 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:17,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:17,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,179 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,179 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:17,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:17,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,194 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:17,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,208 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,209 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,209 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:17,211 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:17,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,218 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,236 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:17,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,236 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,250 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:17,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:17,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,330 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:17,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,330 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,330 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,344 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:35:17,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,374 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:17,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,375 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,377 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:17,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,388 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,403 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:17,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,430 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,442 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,443 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,443 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,450 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-20 10:35:17,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,477 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 Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,481 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,481 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,482 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:17,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:17,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,495 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,504 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:17,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,527 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,529 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-20 10:35:17,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,535 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,552 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:17,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,553 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:17,553 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:17,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,559 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,571 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,572 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:17,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:17,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:17,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,610 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,611 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 10:35:17,611 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:17,616 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:35:17,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:17,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:17,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:17,642 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:17,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:17,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:17,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:17,643 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:17,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:17,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:17,659 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:35:17,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:35:17,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:35:17,680 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 3 states. [2019-11-20 10:35:17,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:35:17,698 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2019-11-20 10:35:17,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:35:17,701 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 9 transitions. [2019-11-20 10:35:17,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:17,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 4 states and 5 transitions. [2019-11-20 10:35:17,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2019-11-20 10:35:17,709 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2019-11-20 10:35:17,710 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 5 transitions. [2019-11-20 10:35:17,710 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 10:35:17,711 INFO L688 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-20 10:35:17,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 5 transitions. [2019-11-20 10:35:17,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2019-11-20 10:35:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 10:35:17,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. [2019-11-20 10:35:17,737 INFO L711 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-20 10:35:17,738 INFO L591 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2019-11-20 10:35:17,738 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 10:35:17,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 5 transitions. [2019-11-20 10:35:17,740 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:17,741 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:35:17,741 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:35:17,741 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-20 10:35:17,741 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-20 10:35:17,742 INFO L794 eck$LassoCheckResult]: Stem: 27#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 28#L23-1 [2019-11-20 10:35:17,742 INFO L796 eck$LassoCheckResult]: Loop: 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-20 10:35:17,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:17,742 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2019-11-20 10:35:17,742 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:17,742 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96404021] [2019-11-20 10:35:17,742 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,748 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:17,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:17,749 INFO L82 PathProgramCache]: Analyzing trace with hash 39825, now seen corresponding path program 1 times [2019-11-20 10:35:17,749 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:17,749 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765069047] [2019-11-20 10:35:17,749 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,768 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:17,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:17,772 INFO L82 PathProgramCache]: Analyzing trace with hash 963346, now seen corresponding path program 1 times [2019-11-20 10:35:17,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:17,772 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320012375] [2019-11-20 10:35:17,773 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:17,807 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:17,854 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:17,854 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:17,854 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:17,854 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:17,854 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:35:17,854 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:17,855 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:17,855 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:17,855 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-20 10:35:17,855 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:17,855 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:17,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:17,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:17,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:18,003 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 20 [2019-11-20 10:35:18,048 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:18,048 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 [2019-11-20 10:35:18,061 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:18,061 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,070 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:35:18,070 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:35:18,398 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:35:18,401 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:18,401 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:18,401 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:18,401 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:18,402 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:35:18,402 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,402 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:18,402 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:18,402 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-20 10:35:18,402 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:18,402 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:18,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:18,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:18,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:18,535 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:18,535 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:18,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:18,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:18,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:18,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:18,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:18,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,589 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,591 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,602 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,605 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,605 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 [2019-11-20 10:35:18,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:18,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,626 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,641 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,643 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,647 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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 [2019-11-20 10:35:18,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:18,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,691 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,692 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 [2019-11-20 10:35:18,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,706 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,715 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,726 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,731 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,738 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,750 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:18,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,766 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,768 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,773 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,785 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:18,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,785 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,788 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,809 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:18,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,810 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,811 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,815 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:18,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:18,827 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:18,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,832 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,846 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:18,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,846 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,863 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,878 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:18,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,878 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,880 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,904 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:18,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:18,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:18,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,913 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:18,915 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,929 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:18,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,935 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:18,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,972 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,972 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:18,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,973 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,975 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:18,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:18,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:18,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:18,994 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:18,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:18,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:18,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:18,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:18,997 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:18,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:19,005 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:19,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,013 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:19,017 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:19,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,025 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,038 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:19,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:19,040 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:19,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:19,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,058 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:19,059 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:19,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:19,065 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:19,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,074 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:19,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:19,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,092 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,105 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,105 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:19,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,106 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:19,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:19,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:19,113 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,120 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 [2019-11-20 10:35:19,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:19,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:19,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,123 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:19,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:19,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,131 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:19,142 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:19,142 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:19,142 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:19,142 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:19,142 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:35:19,142 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,143 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:19,143 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:19,143 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Lasso [2019-11-20 10:35:19,143 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:19,143 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:19,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,321 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:19,321 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:19,332 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,347 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:35:19,347 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,366 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:19,366 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:35:19,386 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:35:19,386 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_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,434 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:19,434 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:35:19,442 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:35:19,442 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~debug~0=0} Honda state: {ULTIMATE.start_main_~debug~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:19,457 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,462 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:35:19,462 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post1=0} Honda state: {ULTIMATE.start_main_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,470 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:19,471 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,497 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:35:19,498 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,699 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:35:19,701 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:19,701 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:19,701 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:19,701 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:19,701 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:35:19,701 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,701 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:19,701 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:19,702 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Lasso [2019-11-20 10:35:19,702 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:19,702 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:19,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:19,850 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:19,850 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:19,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:19,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:19,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:19,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:19,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:19,903 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 [2019-11-20 10:35:19,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/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) [2019-11-20 10:35:19,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:19,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:19,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,914 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:19,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:19,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,929 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:19,931 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,938 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:19,939 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:19,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,953 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:19,956 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 10:35:19,956 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,962 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,973 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:19,974 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:19,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:19,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:19,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:19,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:19,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:19,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:19,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:19,994 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:19,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:19,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:19,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,005 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,007 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:20,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,014 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,025 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,026 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:20,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,059 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,063 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:35:20,063 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 [2019-11-20 10:35:20,071 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,085 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,101 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,102 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,127 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,136 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,137 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,140 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,153 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,157 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 10:35:20,158 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,178 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,179 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,182 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,193 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,194 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,197 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:20,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,209 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,212 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,221 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,234 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,235 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,236 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:20,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,253 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,253 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,254 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,257 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-11-20 10:35:20,257 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,274 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,275 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,276 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:20,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,279 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,292 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,292 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,293 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,294 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:20,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,297 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,306 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,307 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,307 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:20,310 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:20,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,320 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,324 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 [2019-11-20 10:35:20,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,327 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:20,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,328 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,329 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,337 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,349 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,349 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:20,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,354 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:35:20,354 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,377 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:20,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,379 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,383 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,393 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:20,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,395 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,411 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:20,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,429 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,443 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,446 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,461 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,462 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,467 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-11-20 10:35:20,467 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-11-20 10:35:20,481 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,490 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 [2019-11-20 10:35:20,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,495 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,496 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,498 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,513 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,514 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,515 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,534 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:20,539 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:20,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,561 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,563 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,571 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,571 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,571 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,572 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,593 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-20 10:35:20,593 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,610 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 [2019-11-20 10:35:20,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:20,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,628 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,628 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,630 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,645 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:20,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:20,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:20,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,658 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,669 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,669 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,670 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:20,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:20,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,685 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,686 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:20,691 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-11-20 10:35:20,692 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,717 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,718 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,718 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:20,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:20,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,737 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,738 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:20,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:20,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:20,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:20,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:20,756 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:20,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:20,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:20,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:20,756 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:20,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:20,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:20,777 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-20 10:35:20,777 INFO L794 eck$LassoCheckResult]: Stem: 27#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-20 10:35:20,777 INFO L796 eck$LassoCheckResult]: Loop: 28#L23-1 assume !!(main_~x~0 < 255); 30#L18 assume 0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2);main_#t~post1 := main_~x~0;main_~x~0 := main_#t~post1 - 1;havoc main_#t~post1; 29#L18-2 assume !(0 != main_~debug~0); 28#L23-1 [2019-11-20 10:35:20,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:20,778 INFO L82 PathProgramCache]: Analyzing trace with hash 963346, now seen corresponding path program 2 times [2019-11-20 10:35:20,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:20,778 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752245474] [2019-11-20 10:35:20,779 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:20,813 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:20,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:20,815 INFO L82 PathProgramCache]: Analyzing trace with hash 39825, now seen corresponding path program 2 times [2019-11-20 10:35:20,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:20,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649806182] [2019-11-20 10:35:20,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:20,843 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:20,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:20,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1365720352, now seen corresponding path program 3 times [2019-11-20 10:35:20,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:20,846 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462861428] [2019-11-20 10:35:20,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:20,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:20,937 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462861428] [2019-11-20 10:35:20,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:35:20,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 10:35:20,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004020326] [2019-11-20 10:35:20,964 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:20,964 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:20,964 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:20,964 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:20,964 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:35:20,964 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:20,964 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:20,965 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:20,965 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-20 10:35:20,965 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:20,965 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:20,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:20,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:20,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:21,086 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:21,087 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:21,092 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,112 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:35:21,112 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,372 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:35:21,374 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:21,375 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:21,375 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:21,375 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:21,375 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:35:21,375 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,375 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:21,375 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:21,375 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration2_Loop [2019-11-20 10:35:21,376 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:21,376 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:21,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:21,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:21,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:21,496 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:21,496 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:21,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:21,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,517 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:21,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:21,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,534 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:21,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:21,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,548 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,558 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,577 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,593 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,594 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,598 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,610 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,613 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,629 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,630 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,633 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,646 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,650 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,664 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,684 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,686 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:21,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:21,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,701 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,702 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,708 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,721 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:21,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,725 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,754 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:21,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,755 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,756 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,774 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:21,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,775 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-20 10:35:21,776 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-20 10:35:21,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,781 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,793 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:21,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,793 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,797 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,810 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,823 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,824 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:21,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,824 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,826 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:21,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,855 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-20 10:35:21,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,855 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,857 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,861 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,872 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,880 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:21,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,881 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,885 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,919 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:21,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,920 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,921 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,928 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,938 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:21,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,938 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-20 10:35:21,940 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-20 10:35:21,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:21,949 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:21,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,961 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,969 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:21,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:21,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:21,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:21,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:21,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:21,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:21,987 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:21,988 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:21,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 135 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:21,992 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:22,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:22,002 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-20 10:35:22,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,003 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-20 10:35:22,004 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 10:35:22,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 136 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:22,009 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:22,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:22,016 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:22,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,017 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:22,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:22,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 137 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:22,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:22,044 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:22,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,045 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:22,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:22,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 138 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:22,061 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-20 10:35:22,061 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-20 10:35:22,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,062 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-20 10:35:22,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-20 10:35:22,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 139 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-20 10:35:22,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:35:22,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 10:35:22,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 10:35:22,085 INFO L87 Difference]: Start difference. First operand 4 states and 5 transitions. cyclomatic complexity: 2 Second operand 3 states. [2019-11-20 10:35:22,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:35:22,104 INFO L93 Difference]: Finished difference Result 6 states and 7 transitions. [2019-11-20 10:35:22,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 10:35:22,106 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6 states and 7 transitions. [2019-11-20 10:35:22,106 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:22,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6 states to 6 states and 7 transitions. [2019-11-20 10:35:22,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2019-11-20 10:35:22,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2019-11-20 10:35:22,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 7 transitions. [2019-11-20 10:35:22,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 10:35:22,107 INFO L688 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-20 10:35:22,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 7 transitions. [2019-11-20 10:35:22,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2019-11-20 10:35:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-11-20 10:35:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2019-11-20 10:35:22,109 INFO L711 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-20 10:35:22,109 INFO L591 BuchiCegarLoop]: Abstraction has 6 states and 7 transitions. [2019-11-20 10:35:22,109 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 10:35:22,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 7 transitions. [2019-11-20 10:35:22,110 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2019-11-20 10:35:22,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 10:35:22,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 10:35:22,110 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-20 10:35:22,110 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-20 10:35:22,110 INFO L794 eck$LassoCheckResult]: Stem: 54#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~post1, main_~x~0, main_~debug~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~debug~0 := 0; 55#L23-1 assume !!(main_~x~0 < 255); 57#L18 assume !(0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2));main_~x~0 := 2 + main_~x~0; 52#L18-2 [2019-11-20 10:35:22,111 INFO L796 eck$LassoCheckResult]: Loop: 52#L18-2 assume !(0 != main_~debug~0); 53#L23-1 assume !!(main_~x~0 < 255); 56#L18 assume !(0 != (if main_~x~0 < 0 && 0 != main_~x~0 % 2 then main_~x~0 % 2 - 2 else main_~x~0 % 2));main_~x~0 := 2 + main_~x~0; 52#L18-2 [2019-11-20 10:35:22,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:22,111 INFO L82 PathProgramCache]: Analyzing trace with hash 31077, now seen corresponding path program 1 times [2019-11-20 10:35:22,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:22,111 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132184828] [2019-11-20 10:35:22,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,135 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:22,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:22,136 INFO L82 PathProgramCache]: Analyzing trace with hash 50297, now seen corresponding path program 1 times [2019-11-20 10:35:22,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:22,137 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976109517] [2019-11-20 10:35:22,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,158 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:22,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:22,160 INFO L82 PathProgramCache]: Analyzing trace with hash 925835413, now seen corresponding path program 1 times [2019-11-20 10:35:22,160 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:35:22,160 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792665645] [2019-11-20 10:35:22,160 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:35:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:35:22,198 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:35:22,234 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:22,235 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:22,235 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:22,235 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:22,235 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 10:35:22,235 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,235 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:22,235 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:22,235 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration3_Loop [2019-11-20 10:35:22,236 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:22,236 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:22,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:22,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:22,383 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:22,383 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:22,389 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 140 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,394 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 10:35:22,395 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~debug~0=0} Honda state: {ULTIMATE.start_main_~debug~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 141 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 10:35:22,399 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 142 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,407 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 10:35:22,407 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 10:35:22,416 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 10:35:22,418 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 10:35:22,418 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 10:35:22,418 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 10:35:22,418 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 10:35:22,418 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 10:35:22,418 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,418 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 10:35:22,418 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 10:35:22,419 INFO L133 ssoRankerPreferences]: Filename of dumped script: KroeningSharyginaTsitovichWintersteiger-CAV2010-Fig1.c_Iteration3_Loop [2019-11-20 10:35:22,419 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 10:35:22,419 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 10:35:22,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:22,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 10:35:22,559 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 10:35:22,559 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-20 10:35:22,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:22,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:22,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:22,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 143 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 10:35:22,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 144 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 10:35:22,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 10:35:22,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 10:35:22,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 10:35:22,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 10:35:22,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 10:35:22,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 10:35:22,589 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 10:35:22,601 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 10:35:22,602 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_712c9655-ce77-42f0-8ee0-17d23a33b293/bin/uautomizer/z3 Starting monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 145 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 10:35:22,614 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 10:35:22,614 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 10:35:22,614 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 10:35:22,614 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = -1*ULTIMATE.start_main_~x~0 + 255 Supporting invariants [] [2019-11-20 10:35:22,618 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 10:35:22,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:35:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:22,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 10:35:22,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:35:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:35:22,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 10:35:22,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:35:22,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:35:22,705 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-20 10:35:22,706 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2 Second operand 4 states. [2019-11-20 10:35:22,744 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 7 transitions. cyclomatic complexity: 2. Second operand 4 states. Result 12 states and 14 transitions. Complement of second has 6 states. [2019-11-20 10:35:22,746 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-20 10:35:22,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 10:35:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 8 transitions. [2019-11-20 10:35:22,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 3 letters. Loop has 3 letters. [2019-11-20 10:35:22,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 10:35:22,751 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 6 letters. Loop has 3 letters. [2019-11-20 10:35:22,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 10:35:22,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 8 transitions. Stem has 3 letters. Loop has 6 letters. [2019-11-20 10:35:22,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 10:35:22,753 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2019-11-20 10:35:22,754 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 10:35:22,756 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 0 states and 0 transitions. [2019-11-20 10:35:22,756 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 10:35:22,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 10:35:22,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 10:35:22,757 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 10:35:22,757 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 10:35:22,757 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 10:35:22,757 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 10:35:22,757 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 10:35:22,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 10:35:22,758 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 10:35:22,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 10:35:22,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:35:22 BoogieIcfgContainer [2019-11-20 10:35:22,767 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 10:35:22,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:35:22,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:35:22,768 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:35:22,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:35:15" (3/4) ... [2019-11-20 10:35:22,773 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 10:35:22,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:35:22,774 INFO L168 Benchmark]: Toolchain (without parser) took 8164.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 197.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -116.8 MB). Peak memory consumption was 80.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:22,775 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:35:22,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -196.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:22,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:35:22,776 INFO L168 Benchmark]: Boogie Preprocessor took 18.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:35:22,776 INFO L168 Benchmark]: RCFGBuilder took 266.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:22,777 INFO L168 Benchmark]: BuchiAutomizer took 7519.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 61.7 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:35:22,777 INFO L168 Benchmark]: Witness Printer took 5.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:35:22,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -196.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 266.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7519.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 61.7 MB). Peak memory consumption was 112.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * x + 255 and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 7.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 6 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 19 SDtfs, 12 SDslu, 2 SDs, 0 SdLazy, 8 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax100 hnf100 lsp86 ukn100 mio100 lsp100 div257 bol100 ite112 ukn100 eq150 hnf59 smp59 dnf99 smp100 tf105 neg98 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 28ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...