./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 f9e8d57988f982ece26fd7a4aa6d80b7a8ef76d2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:55:47,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:55:47,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:55:47,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:55:47,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:55:47,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:55:47,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:55:47,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:55:47,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:55:47,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:55:47,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:55:47,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:55:47,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:55:47,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:55:47,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:55:47,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:55:47,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:55:47,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:55:47,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:55:47,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:55:47,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:55:47,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:55:47,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:55:47,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:55:47,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:55:47,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:55:47,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:55:47,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:55:47,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:55:47,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:55:47,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:55:47,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:55:47,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:55:47,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:55:47,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:55:47,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:55:47,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:55:47,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:55:47,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:55:47,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:55:47,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:55:47,495 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-29 23:55:47,537 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:55:47,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:55:47,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:55:47,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:55:47,544 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:55:47,544 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 23:55:47,544 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 23:55:47,544 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 23:55:47,545 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 23:55:47,545 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 23:55:47,545 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 23:55:47,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:55:47,546 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:55:47,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:55:47,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:55:47,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 23:55:47,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 23:55:47,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 23:55:47,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:55:47,547 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 23:55:47,548 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:55:47,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 23:55:47,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:55:47,555 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:55:47,555 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 23:55:47,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:55:47,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:55:47,556 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:55:47,556 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 23:55:47,557 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 23:55:47,557 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9e8d57988f982ece26fd7a4aa6d80b7a8ef76d2 [2020-11-29 23:55:47,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:55:47,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:55:47,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:55:47,891 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:55:47,895 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:55:47,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i [2020-11-29 23:55:47,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/data/67d0f88ef/58fd8f5633024971815dca751b058a66/FLAGa1f8b18b0 [2020-11-29 23:55:48,452 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:55:48,453 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i [2020-11-29 23:55:48,461 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/data/67d0f88ef/58fd8f5633024971815dca751b058a66/FLAGa1f8b18b0 [2020-11-29 23:55:48,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/data/67d0f88ef/58fd8f5633024971815dca751b058a66 [2020-11-29 23:55:48,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:55:48,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:55:48,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:48,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:55:48,843 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:55:48,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:48" (1/1) ... [2020-11-29 23:55:48,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f12e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:48, skipping insertion in model container [2020-11-29 23:55:48,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:55:48" (1/1) ... [2020-11-29 23:55:48,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:55:48,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:55:49,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:55:49,035 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:55:49,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:55:49,077 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:55:49,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49 WrapperNode [2020-11-29 23:55:49,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:55:49,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:55:49,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:55:49,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:55:49,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:55:49,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:55:49,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:55:49,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:55:49,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... [2020-11-29 23:55:49,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:55:49,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:55:49,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:55:49,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:55:49,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure rec_strcopy_helper [2020-11-29 23:55:49,232 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_strcopy_helper [2020-11-29 23:55:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2020-11-29 23:55:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2020-11-29 23:55:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:55:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 23:55:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:55:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:55:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:55:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:55:49,492 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:55:49,492 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:55:49,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:49 BoogieIcfgContainer [2020-11-29 23:55:49,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:55:49,495 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 23:55:49,495 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 23:55:49,498 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 23:55:49,499 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:55:49,499 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 11:55:48" (1/3) ... [2020-11-29 23:55:49,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17147617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:55:49, skipping insertion in model container [2020-11-29 23:55:49,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:55:49,501 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:55:49" (2/3) ... [2020-11-29 23:55:49,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17147617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:55:49, skipping insertion in model container [2020-11-29 23:55:49,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:55:49,502 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:49" (3/3) ... [2020-11-29 23:55:49,503 INFO L373 chiAutomizerObserver]: Analyzing ICFG rec_strcopy_malloc2.i [2020-11-29 23:55:49,549 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 23:55:49,549 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 23:55:49,549 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 23:55:49,549 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:55:49,549 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:55:49,549 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 23:55:49,549 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:55:49,550 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 23:55:49,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states. [2020-11-29 23:55:49,587 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-11-29 23:55:49,588 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:55:49,588 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:55:49,611 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:55:49,611 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 23:55:49,611 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 23:55:49,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states. [2020-11-29 23:55:49,614 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-11-29 23:55:49,614 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:55:49,614 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:55:49,615 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:55:49,615 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 23:55:49,622 INFO L794 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 13#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 16#L43true assume main_~length~1 < 1;main_~length~1 := 1; 11#L43-2true build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 20#L12true main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 22#L34true call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 6#rec_cstrlenENTRYtrue [2020-11-29 23:55:49,622 INFO L796 eck$LassoCheckResult]: Loop: 6#rec_cstrlenENTRYtrue ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 8#L17true assume !(0 == #t~mem2);havoc #t~mem2; 14#L20true call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 6#rec_cstrlenENTRYtrue [2020-11-29 23:55:49,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:49,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1155759803, now seen corresponding path program 1 times [2020-11-29 23:55:49,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:49,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814490941] [2020-11-29 23:55:49,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:49,795 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:49,860 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:49,890 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:49,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:49,895 INFO L82 PathProgramCache]: Analyzing trace with hash 59719, now seen corresponding path program 1 times [2020-11-29 23:55:49,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:49,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198960542] [2020-11-29 23:55:49,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:49,920 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:49,928 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:49,933 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:49,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:49,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1512490931, now seen corresponding path program 1 times [2020-11-29 23:55:49,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:49,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931443770] [2020-11-29 23:55:49,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:50,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:50,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931443770] [2020-11-29 23:55:50,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:55:50,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-29 23:55:50,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025167279] [2020-11-29 23:55:50,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:55:50,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 23:55:50,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-29 23:55:50,269 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 7 states. [2020-11-29 23:55:50,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:55:50,420 INFO L93 Difference]: Finished difference Result 38 states and 42 transitions. [2020-11-29 23:55:50,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-29 23:55:50,424 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 42 transitions. [2020-11-29 23:55:50,429 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-11-29 23:55:50,434 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 26 states and 29 transitions. [2020-11-29 23:55:50,435 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2020-11-29 23:55:50,436 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2020-11-29 23:55:50,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 29 transitions. [2020-11-29 23:55:50,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:55:50,440 INFO L691 BuchiCegarLoop]: Abstraction has 26 states and 29 transitions. [2020-11-29 23:55:50,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 29 transitions. [2020-11-29 23:55:50,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2020-11-29 23:55:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-11-29 23:55:50,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2020-11-29 23:55:50,477 INFO L714 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2020-11-29 23:55:50,477 INFO L594 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2020-11-29 23:55:50,477 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 23:55:50,478 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2020-11-29 23:55:50,484 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-11-29 23:55:50,484 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:55:50,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:55:50,486 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:55:50,486 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 23:55:50,486 INFO L794 eck$LassoCheckResult]: Stem: 101#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 98#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 99#L43 assume !(main_~length~1 < 1); 102#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 106#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 93#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 100#rec_cstrlenENTRY [2020-11-29 23:55:50,487 INFO L796 eck$LassoCheckResult]: Loop: 100#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 104#L17 assume !(0 == #t~mem2);havoc #t~mem2; 94#L20 call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 100#rec_cstrlenENTRY [2020-11-29 23:55:50,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:50,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1155819385, now seen corresponding path program 1 times [2020-11-29 23:55:50,489 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:50,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750936014] [2020-11-29 23:55:50,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,513 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,536 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,540 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:50,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:50,541 INFO L82 PathProgramCache]: Analyzing trace with hash 59719, now seen corresponding path program 2 times [2020-11-29 23:55:50,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:50,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392223985] [2020-11-29 23:55:50,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,547 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,551 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,552 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:50,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:50,553 INFO L82 PathProgramCache]: Analyzing trace with hash 262516431, now seen corresponding path program 1 times [2020-11-29 23:55:50,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:50,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923802934] [2020-11-29 23:55:50,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,618 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:50,634 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:50,641 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:50,938 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2020-11-29 23:55:51,055 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-11-29 23:55:51,248 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:55:51,249 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:55:51,249 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:55:51,249 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:55:51,249 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:55:51,249 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:51,250 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:55:51,250 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:55:51,250 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strcopy_malloc2.i_Iteration2_Lasso [2020-11-29 23:55:51,250 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:55:51,251 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:55:51,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:51,851 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:55:51,856 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:51,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:51,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:51,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:51,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:51,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:51,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:51,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:51,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:51,875 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:51,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:51,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:51,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:51,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:51,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:51,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:51,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:51,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:51,919 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:51,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:51,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:51,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:51,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:51,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:51,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:51,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:51,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:51,950 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:51,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:51,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:51,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:51,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:51,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:51,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:51,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:51,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:51,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:52,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:52,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,201 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,301 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,333 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,364 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,426 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:52,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,529 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:52,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:52,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,650 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:52,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,726 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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 [2020-11-29 23:55:52,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,777 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,839 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,954 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:52,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:52,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:52,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:52,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:52,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:52,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:52,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:52,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:52,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:53,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:53,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:53,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:53,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:53,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:53,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:53,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:53,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:53,068 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:53,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,091 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:55:53,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,092 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 23:55:53,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:53,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:53,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,161 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:53,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,167 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:53,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:53,204 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,236 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2020-11-29 23:55:53,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:53,240 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 23:55:53,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:53,246 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:53,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:53,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:53,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:53,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:53,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:53,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:53,310 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:55:53,392 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2020-11-29 23:55:53,392 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:53,396 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:53,407 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-11-29 23:55:53,407 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:55:53,408 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(rec_cstrlen_#in~s.offset, v_rep(select #length rec_cstrlen_#in~s.base)_1) = -1*rec_cstrlen_#in~s.offset + 1*v_rep(select #length rec_cstrlen_#in~s.base)_1 Supporting invariants [] [2020-11-29 23:55:53,455 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2020-11-29 23:55:53,504 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 23:55:53,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 23:55:53,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:55:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 23:55:53,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:55:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:53,621 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 [2020-11-29 23:55:53,621 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 27 transitions. cyclomatic complexity: 5 Second operand 3 states. [2020-11-29 23:55:53,682 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 27 transitions. cyclomatic complexity: 5. Second operand 3 states. Result 42 states and 48 transitions. Complement of second has 8 states. [2020-11-29 23:55:53,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-29 23:55:53,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-11-29 23:55:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2020-11-29 23:55:53,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 3 letters. [2020-11-29 23:55:53,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:53,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 3 letters. [2020-11-29 23:55:53,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:53,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2020-11-29 23:55:53,686 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:53,687 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 48 transitions. [2020-11-29 23:55:53,689 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-29 23:55:53,692 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 39 transitions. [2020-11-29 23:55:53,693 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2020-11-29 23:55:53,693 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2020-11-29 23:55:53,693 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 39 transitions. [2020-11-29 23:55:53,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:55:53,694 INFO L691 BuchiCegarLoop]: Abstraction has 33 states and 39 transitions. [2020-11-29 23:55:53,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 39 transitions. [2020-11-29 23:55:53,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 31. [2020-11-29 23:55:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-29 23:55:53,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2020-11-29 23:55:53,699 INFO L714 BuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2020-11-29 23:55:53,699 INFO L594 BuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2020-11-29 23:55:53,699 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-29 23:55:53,699 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 35 transitions. [2020-11-29 23:55:53,700 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-29 23:55:53,700 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:55:53,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:55:53,702 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:55:53,702 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 23:55:53,702 INFO L794 eck$LassoCheckResult]: Stem: 224#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 222#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 223#L43 assume !(main_~length~1 < 1); 225#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 231#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 210#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 212#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 214#L17 assume 0 == #t~mem2;havoc #t~mem2;#res := 0; 209#rec_cstrlenFINAL assume true; 211#rec_cstrlenEXIT >#41#return; 226#L34-1 rec_strcopy_~length~0 := rec_strcopy_#t~ret6;havoc rec_strcopy_#t~ret6;call rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset := #Ultimate.allocOnHeap(1 + rec_strcopy_~length~0);rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset := rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset; 206#L36 call rec_strcopy_helper(rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset);< 207#rec_strcopy_helperENTRY [2020-11-29 23:55:53,702 INFO L796 eck$LassoCheckResult]: Loop: 207#rec_strcopy_helperENTRY ~source.base, ~source.offset := #in~source.base, #in~source.offset;~dest.base, ~dest.offset := #in~dest.base, #in~dest.offset;call #t~mem4 := read~int(~source.base, ~source.offset, 1);call write~int(#t~mem4, ~dest.base, ~dest.offset, 1);havoc #t~mem4;call #t~mem5 := read~int(~source.base, ~source.offset, 1); 208#L28 assume 0 != #t~mem5;havoc #t~mem5; 205#L29 call rec_strcopy_helper(~source.base, 1 + ~source.offset, ~dest.base, 1 + ~dest.offset);< 207#rec_strcopy_helperENTRY [2020-11-29 23:55:53,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:53,703 INFO L82 PathProgramCache]: Analyzing trace with hash -509542028, now seen corresponding path program 1 times [2020-11-29 23:55:53,703 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:53,703 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146376019] [2020-11-29 23:55:53,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:53,720 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:53,734 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:53,739 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:53,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:53,740 INFO L82 PathProgramCache]: Analyzing trace with hash 29922, now seen corresponding path program 1 times [2020-11-29 23:55:53,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:53,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082699168] [2020-11-29 23:55:53,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:53,748 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:53,753 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:53,756 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:53,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:53,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1352131953, now seen corresponding path program 1 times [2020-11-29 23:55:53,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:53,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66993787] [2020-11-29 23:55:53,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-11-29 23:55:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:53,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66993787] [2020-11-29 23:55:53,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:55:53,877 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-11-29 23:55:53,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193685071] [2020-11-29 23:55:54,055 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:55:54,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-29 23:55:54,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-11-29 23:55:54,056 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. cyclomatic complexity: 6 Second operand 10 states. [2020-11-29 23:55:54,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:55:54,249 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2020-11-29 23:55:54,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 23:55:54,250 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 38 transitions. [2020-11-29 23:55:54,252 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-29 23:55:54,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 21 states and 23 transitions. [2020-11-29 23:55:54,253 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2020-11-29 23:55:54,253 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2020-11-29 23:55:54,253 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 23 transitions. [2020-11-29 23:55:54,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:55:54,254 INFO L691 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2020-11-29 23:55:54,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 23 transitions. [2020-11-29 23:55:54,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2020-11-29 23:55:54,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2020-11-29 23:55:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 23 transitions. [2020-11-29 23:55:54,256 INFO L714 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2020-11-29 23:55:54,256 INFO L594 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2020-11-29 23:55:54,256 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-29 23:55:54,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 23 transitions. [2020-11-29 23:55:54,257 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-11-29 23:55:54,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:55:54,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:55:54,258 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:55:54,263 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 23:55:54,264 INFO L794 eck$LassoCheckResult]: Stem: 316#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 314#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 315#L43 assume !(main_~length~1 < 1); 312#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 313#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 306#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 305#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 307#L17 assume !(0 == #t~mem2);havoc #t~mem2; 303#L20 call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 308#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 309#L17 assume 0 == #t~mem2;havoc #t~mem2;#res := 0; 302#rec_cstrlenFINAL assume true; 304#rec_cstrlenEXIT >#45#return; 310#L20-1 #res := 1 + #t~ret3;havoc #t~ret3; 311#rec_cstrlenFINAL assume true; 318#rec_cstrlenEXIT >#41#return; 317#L34-1 rec_strcopy_~length~0 := rec_strcopy_#t~ret6;havoc rec_strcopy_#t~ret6;call rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset := #Ultimate.allocOnHeap(1 + rec_strcopy_~length~0);rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset := rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset; 299#L36 call rec_strcopy_helper(rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset);< 300#rec_strcopy_helperENTRY [2020-11-29 23:55:54,264 INFO L796 eck$LassoCheckResult]: Loop: 300#rec_strcopy_helperENTRY ~source.base, ~source.offset := #in~source.base, #in~source.offset;~dest.base, ~dest.offset := #in~dest.base, #in~dest.offset;call #t~mem4 := read~int(~source.base, ~source.offset, 1);call write~int(#t~mem4, ~dest.base, ~dest.offset, 1);havoc #t~mem4;call #t~mem5 := read~int(~source.base, ~source.offset, 1); 301#L28 assume 0 != #t~mem5;havoc #t~mem5; 298#L29 call rec_strcopy_helper(~source.base, 1 + ~source.offset, ~dest.base, 1 + ~dest.offset);< 300#rec_strcopy_helperENTRY [2020-11-29 23:55:54,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:54,264 INFO L82 PathProgramCache]: Analyzing trace with hash -462834206, now seen corresponding path program 1 times [2020-11-29 23:55:54,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:54,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212684736] [2020-11-29 23:55:54,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:54,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,296 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,321 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,327 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:54,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:54,331 INFO L82 PathProgramCache]: Analyzing trace with hash 29922, now seen corresponding path program 2 times [2020-11-29 23:55:54,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:54,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585707902] [2020-11-29 23:55:54,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,339 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,354 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,356 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:54,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:54,358 INFO L82 PathProgramCache]: Analyzing trace with hash -1448810655, now seen corresponding path program 1 times [2020-11-29 23:55:54,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:55:54,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585321692] [2020-11-29 23:55:54,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:55:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,390 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:55:54,418 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:55:54,425 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:55:55,302 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 116 [2020-11-29 23:55:55,465 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-11-29 23:55:55,635 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-11-29 23:55:55,738 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:55:55,738 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:55:55,738 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:55:55,738 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:55:55,738 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:55:55,738 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:55,738 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:55:55,738 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:55:55,738 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strcopy_malloc2.i_Iteration4_Lasso [2020-11-29 23:55:55,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:55:55,738 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:55:55,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:55,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:55:56,568 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:55:56,568 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,633 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,680 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,709 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,782 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 [2020-11-29 23:55:56,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,808 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) [2020-11-29 23:55:56,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,831 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,877 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 [2020-11-29 23:55:56,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,880 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:56,901 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 [2020-11-29 23:55:56,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:56,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:56,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:56,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,946 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 [2020-11-29 23:55:56,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:56,970 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 [2020-11-29 23:55:56,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:56,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:56,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:56,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:56,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:56,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:56,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:56,983 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:57,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:57,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,071 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:57,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,180 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,227 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2020-11-29 23:55:57,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,231 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 23:55:57,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:55:57,242 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:55:57,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:55:57,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:55:57,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/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) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,288 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:55:57,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,294 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 23:55:57,294 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 23:55:57,318 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:55:57,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:55:57,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:55:57,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:55:57,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:55:57,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:55:57,368 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:55:57,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,381 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:55:57,410 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-11-29 23:55:57,410 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6394dc-58e5-4eab-a641-a538ea22e84a/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:55:57,414 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:55:57,415 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-11-29 23:55:57,416 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:55:57,416 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length rec_strcopy_helper_#in~source.base)_1, rec_strcopy_helper_#in~dest.offset) = 1*v_rep(select #length rec_strcopy_helper_#in~source.base)_1 - 1*rec_strcopy_helper_#in~dest.offset Supporting invariants [] [2020-11-29 23:55:57,461 INFO L297 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2020-11-29 23:55:57,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-29 23:55:57,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:55:57,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:57,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 28 conjunts are in the unsatisfiable core [2020-11-29 23:55:57,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:55:57,575 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:55:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:55:57,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 23:55:57,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:55:57,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:55:57,638 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2020-11-29 23:55:57,638 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 23 transitions. cyclomatic complexity: 4 Second operand 7 states. [2020-11-29 23:55:57,809 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 23 transitions. cyclomatic complexity: 4. Second operand 7 states. Result 33 states and 36 transitions. Complement of second has 12 states. [2020-11-29 23:55:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-29 23:55:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-11-29 23:55:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 19 transitions. [2020-11-29 23:55:57,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 19 transitions. Stem has 18 letters. Loop has 3 letters. [2020-11-29 23:55:57,811 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:57,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 19 transitions. Stem has 21 letters. Loop has 3 letters. [2020-11-29 23:55:57,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:57,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 19 transitions. Stem has 18 letters. Loop has 6 letters. [2020-11-29 23:55:57,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:55:57,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 36 transitions. [2020-11-29 23:55:57,814 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:55:57,814 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2020-11-29 23:55:57,814 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 23:55:57,814 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 23:55:57,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 23:55:57,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:55:57,814 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:55:57,814 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:55:57,814 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:55:57,815 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-11-29 23:55:57,815 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:55:57,815 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:55:57,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 23:55:57,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 11:55:57 BoogieIcfgContainer [2020-11-29 23:55:57,819 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 23:55:57,820 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:55:57,820 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:55:57,820 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:55:57,820 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:55:49" (3/4) ... [2020-11-29 23:55:57,825 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:55:57,825 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:55:57,826 INFO L168 Benchmark]: Toolchain (without parser) took 8988.33 ms. Allocated memory was 98.6 MB in the beginning and 186.6 MB in the end (delta: 88.1 MB). Free memory was 69.9 MB in the beginning and 70.1 MB in the end (delta: -199.0 kB). Peak memory consumption was 87.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,826 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 56.6 MB in the beginning and 56.6 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:55:57,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 239.59 ms. Allocated memory is still 98.6 MB. Free memory was 69.6 MB in the beginning and 75.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.32 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 74.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,828 INFO L168 Benchmark]: Boogie Preprocessor took 22.79 ms. Allocated memory is still 98.6 MB. Free memory was 74.5 MB in the beginning and 73.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:55:57,828 INFO L168 Benchmark]: RCFGBuilder took 353.52 ms. Allocated memory is still 98.6 MB. Free memory was 73.1 MB in the beginning and 59.1 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,829 INFO L168 Benchmark]: BuchiAutomizer took 8324.89 ms. Allocated memory was 98.6 MB in the beginning and 186.6 MB in the end (delta: 88.1 MB). Free memory was 59.1 MB in the beginning and 70.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 78.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:55:57,829 INFO L168 Benchmark]: Witness Printer took 5.69 ms. Allocated memory is still 186.6 MB. Free memory is still 70.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:55:57,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 56.6 MB in the beginning and 56.6 MB in the end (delta: 44.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 239.59 ms. Allocated memory is still 98.6 MB. Free memory was 69.6 MB in the beginning and 75.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.32 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 74.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.79 ms. Allocated memory is still 98.6 MB. Free memory was 74.5 MB in the beginning and 73.4 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 353.52 ms. Allocated memory is still 98.6 MB. Free memory was 73.1 MB in the beginning and 59.1 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8324.89 ms. Allocated memory was 98.6 MB in the beginning and 186.6 MB in the end (delta: 88.1 MB). Free memory was 59.1 MB in the beginning and 70.1 MB in the end (delta: -11.0 MB). Peak memory consumption was 78.2 MB. Max. memory is 16.1 GB. * Witness Printer took 5.69 ms. Allocated memory is still 186.6 MB. Free memory is still 70.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s + unknown-#length-unknown[s] and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[source] + -1 * dest and consists of 7 locations. 2 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.2s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 7.1s. Construction of modules took 0.2s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 31 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 76 SDtfs, 45 SDslu, 237 SDs, 0 SdLazy, 148 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital151 mio100 ax100 hnf99 lsp95 ukn59 mio100 lsp46 div100 bol100 ite100 ukn100 eq181 hnf82 smp100 dnf106 smp94 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...