./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 32bit --witnessprinter.graph.data.programhash ad183272c46520d125e7fadb8bd25966ebd670c1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:42,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:42,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:42,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:42,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:42,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:42,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:42,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:42,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:42,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:42,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:42,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:42,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:42,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:42,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:42,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:42,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:42,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:42,717 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:42,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:42,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:42,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:42,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:42,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:42,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:42,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:42,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:42,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:42,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:42,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:42,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:42,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:42,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:42,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:42,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:42,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:42,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:42,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:42,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:42,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:42,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:42,760 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-28 03:10:42,814 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:42,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:42,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:42,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:42,818 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:42,818 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 03:10:42,818 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 03:10:42,818 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 03:10:42,819 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 03:10:42,819 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 03:10:42,820 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 03:10:42,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:42,821 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:10:42,821 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:10:42,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:42,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:10:42,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:42,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 03:10:42,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 03:10:42,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 03:10:42,833 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:10:42,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:42,833 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 03:10:42,833 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:42,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 03:10:42,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:42,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:42,834 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 03:10:42,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:42,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:42,835 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:42,836 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 03:10:42,837 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 03:10:42,837 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_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad183272c46520d125e7fadb8bd25966ebd670c1 [2020-11-28 03:10:43,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:43,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:43,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:43,153 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:43,154 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:43,155 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/../../sv-benchmarks/c/recursive/gcd02.c [2020-11-28 03:10:43,230 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/data/5d8cefa81/0d7da01e3b664f849116815223c4a068/FLAG4404b3064 [2020-11-28 03:10:43,732 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:43,733 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/sv-benchmarks/c/recursive/gcd02.c [2020-11-28 03:10:43,745 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/data/5d8cefa81/0d7da01e3b664f849116815223c4a068/FLAG4404b3064 [2020-11-28 03:10:44,091 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/data/5d8cefa81/0d7da01e3b664f849116815223c4a068 [2020-11-28 03:10:44,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:44,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:44,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:44,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:44,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:44,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd9bff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44, skipping insertion in model container [2020-11-28 03:10:44,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:44,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:44,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:44,356 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:10:44,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:44,401 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:10:44,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44 WrapperNode [2020-11-28 03:10:44,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:44,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:44,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:10:44,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:10:44,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,452 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:44,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:10:44,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:10:44,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:10:44,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... [2020-11-28 03:10:44,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:10:44,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:10:44,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:10:44,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:10:44,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2020-11-28 03:10:44,580 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2020-11-28 03:10:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:10:44,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:10:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2020-11-28 03:10:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2020-11-28 03:10:44,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:10:44,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:10:44,924 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:10:44,924 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 03:10:44,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:44 BoogieIcfgContainer [2020-11-28 03:10:44,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:10:44,927 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 03:10:44,928 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 03:10:44,931 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 03:10:44,932 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:10:44,932 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:10:44" (1/3) ... [2020-11-28 03:10:44,934 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b089b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:10:44, skipping insertion in model container [2020-11-28 03:10:44,934 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:10:44,934 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:44" (2/3) ... [2020-11-28 03:10:44,935 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b089b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:10:44, skipping insertion in model container [2020-11-28 03:10:44,935 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:10:44,935 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:44" (3/3) ... [2020-11-28 03:10:44,937 INFO L373 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2020-11-28 03:10:44,996 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 03:10:44,998 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 03:10:44,998 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 03:10:44,998 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:10:44,998 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:10:44,998 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 03:10:44,999 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:10:44,999 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 03:10:45,021 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2020-11-28 03:10:45,064 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2020-11-28 03:10:45,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:45,065 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:45,072 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-28 03:10:45,073 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-28 03:10:45,073 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-28 03:10:45,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2020-11-28 03:10:45,083 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2020-11-28 03:10:45,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:45,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:45,085 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-28 03:10:45,085 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-28 03:10:45,094 INFO L794 eck$LassoCheckResult]: Stem: 32#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 9#L-1true havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 33#L44true assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 22#L48true assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 5#L51true assume main_~m~0 > 0 && main_~n~0 > 0; 28#L52true call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 21#gcdENTRYtrue [2020-11-28 03:10:45,097 INFO L796 eck$LassoCheckResult]: Loop: 21#gcdENTRYtrue ~y1 := #in~y1;~y2 := #in~y2; 31#L18true assume !(~y1 <= 0 || ~y2 <= 0); 34#L18-2true assume !(~y1 == ~y2); 4#L25true assume ~y1 > ~y2; 16#L26true call #t~ret7 := gcd(~y1 - ~y2, ~y2);< 21#gcdENTRYtrue [2020-11-28 03:10:45,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:45,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1954575713, now seen corresponding path program 1 times [2020-11-28 03:10:45,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:45,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672606018] [2020-11-28 03:10:45,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:45,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,244 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,267 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,290 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:45,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:45,293 INFO L82 PathProgramCache]: Analyzing trace with hash 40362971, now seen corresponding path program 1 times [2020-11-28 03:10:45,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:45,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153028232] [2020-11-28 03:10:45,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,303 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,309 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,312 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:45,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:45,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1464219013, now seen corresponding path program 1 times [2020-11-28 03:10:45,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:45,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216090386] [2020-11-28 03:10:45,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,343 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:45,367 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:45,375 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:45,542 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 18 [2020-11-28 03:10:45,641 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:45,646 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:45,646 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:45,647 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:45,647 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:10:45,647 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:45,647 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:45,647 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:45,648 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2020-11-28 03:10:45,648 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:45,648 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:45,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,702 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:45,812 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:45,813 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:45,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:10:45,827 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:45,883 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:10:45,883 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:46,083 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:10:46,086 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:46,087 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:46,087 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:46,087 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:46,087 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:10:46,087 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:46,087 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:46,088 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:46,088 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2020-11-28 03:10:46,088 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:46,088 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:46,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,128 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:46,205 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:46,210 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:46,225 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 [2020-11-28 03:10:46,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:46,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:46,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:46,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:46,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:46,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:46,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:46,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:46,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:46,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:46,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:46,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:46,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:46,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:46,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:46,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:46,295 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:10:46,308 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-28 03:10:46,308 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:46,322 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:10:46,323 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-28 03:10:46,323 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:10:46,323 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1) = 1*gcd_#in~y1 Supporting invariants [] Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:46,396 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-28 03:10:46,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:46,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-28 03:10:46,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:46,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-28 03:10:46,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:46,623 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2020-11-28 03:10:46,624 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states. Second operand 5 states. [2020-11-28 03:10:46,868 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states.. Second operand 5 states. Result 152 states and 208 transitions. Complement of second has 35 states. [2020-11-28 03:10:46,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2020-11-28 03:10:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-28 03:10:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 63 transitions. [2020-11-28 03:10:46,879 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 6 letters. Loop has 5 letters. [2020-11-28 03:10:46,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:46,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 11 letters. Loop has 5 letters. [2020-11-28 03:10:46,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:46,881 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 6 letters. Loop has 10 letters. [2020-11-28 03:10:46,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:46,882 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 208 transitions. [2020-11-28 03:10:46,895 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-11-28 03:10:46,904 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 62 states and 87 transitions. [2020-11-28 03:10:46,905 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2020-11-28 03:10:46,906 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2020-11-28 03:10:46,906 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 87 transitions. [2020-11-28 03:10:46,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-28 03:10:46,907 INFO L691 BuchiCegarLoop]: Abstraction has 62 states and 87 transitions. [2020-11-28 03:10:46,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 87 transitions. [2020-11-28 03:10:46,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2020-11-28 03:10:46,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-11-28 03:10:46,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2020-11-28 03:10:46,961 INFO L714 BuchiCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-11-28 03:10:46,962 INFO L594 BuchiCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-11-28 03:10:46,962 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-28 03:10:46,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 63 transitions. [2020-11-28 03:10:46,970 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-11-28 03:10:46,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:46,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:46,971 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:46,971 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-28 03:10:46,972 INFO L794 eck$LassoCheckResult]: Stem: 305#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 301#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 302#L44 assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 287#L48 assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 288#L51 assume main_~m~0 > 0 && main_~n~0 > 0; 282#L52 call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 281#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 284#L18 assume !(~y1 <= 0 || ~y2 <= 0); 303#L18-2 assume !(~y1 == ~y2); 315#L25 assume !(~y1 > ~y2); 308#L28 call #t~ret8 := gcd(~y1, ~y2 - ~y1);< 300#gcdENTRY [2020-11-28 03:10:46,972 INFO L796 eck$LassoCheckResult]: Loop: 300#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 325#L18 assume !(~y1 <= 0 || ~y2 <= 0); 324#L18-2 assume !(~y1 == ~y2); 323#L25 assume !(~y1 > ~y2); 307#L28 call #t~ret8 := gcd(~y1, ~y2 - ~y1);< 300#gcdENTRY [2020-11-28 03:10:46,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:46,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1464218918, now seen corresponding path program 1 times [2020-11-28 03:10:46,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:46,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637777188] [2020-11-28 03:10:46,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:47,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,022 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,053 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,067 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:47,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:47,068 INFO L82 PathProgramCache]: Analyzing trace with hash 40363066, now seen corresponding path program 1 times [2020-11-28 03:10:47,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:47,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847822052] [2020-11-28 03:10:47,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,081 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,085 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,087 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:47,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:47,088 INFO L82 PathProgramCache]: Analyzing trace with hash 176683265, now seen corresponding path program 2 times [2020-11-28 03:10:47,088 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:47,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244263827] [2020-11-28 03:10:47,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,107 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:47,124 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:47,137 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:47,300 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:47,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:47,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:47,300 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:47,300 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:10:47,300 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:47,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:47,300 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:47,301 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2020-11-28 03:10:47,301 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:47,301 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:47,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,486 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:47,487 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:47,494 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:10:47,494 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:10:47,498 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:10:47,498 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_~y2=0} Honda state: {gcd_~y2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:47,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:10:47,578 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:47,582 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:10:47,582 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_~y1=0} Honda state: {gcd_~y1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:47,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:10:47,629 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:47,637 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:10:47,637 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res=0} Honda state: {gcd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:47,668 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:10:47,668 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:47,728 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:10:47,729 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:47,884 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:10:47,886 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:47,886 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:47,886 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:47,887 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:47,887 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:10:47,887 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:47,887 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:47,887 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:47,887 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2020-11-28 03:10:47,887 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:47,887 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:47,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:47,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:48,061 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:48,061 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:48,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:48,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:48,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:48,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:48,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:48,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:48,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:48,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:48,070 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:48,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:48,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:48,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:48,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:48,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:48,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:48,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:48,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:48,100 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:48,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:48,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:48,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:48,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:48,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:48,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:48,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:48,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:48,140 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:10:48,163 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-28 03:10:48,163 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:48,179 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:10:48,179 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-28 03:10:48,179 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:10:48,180 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2) = 1*gcd_#in~y2 Supporting invariants [] Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:48,219 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-28 03:10:48,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:48,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:48,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-28 03:10:48,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:48,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-28 03:10:48,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:48,413 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2020-11-28 03:10:48,413 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 63 transitions. cyclomatic complexity: 18 Second operand 6 states. [2020-11-28 03:10:48,702 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 63 transitions. cyclomatic complexity: 18. Second operand 6 states. Result 143 states and 190 transitions. Complement of second has 37 states. [2020-11-28 03:10:48,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 1 stem states 6 non-accepting loop states 1 accepting loop states [2020-11-28 03:10:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-11-28 03:10:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 37 transitions. [2020-11-28 03:10:48,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2020-11-28 03:10:48,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:48,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2020-11-28 03:10:48,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:48,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2020-11-28 03:10:48,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:48,710 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143 states and 190 transitions. [2020-11-28 03:10:48,717 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2020-11-28 03:10:48,731 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143 states to 119 states and 166 transitions. [2020-11-28 03:10:48,733 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-11-28 03:10:48,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70 [2020-11-28 03:10:48,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 119 states and 166 transitions. [2020-11-28 03:10:48,738 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-28 03:10:48,740 INFO L691 BuchiCegarLoop]: Abstraction has 119 states and 166 transitions. [2020-11-28 03:10:48,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states and 166 transitions. [2020-11-28 03:10:48,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 88. [2020-11-28 03:10:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-11-28 03:10:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2020-11-28 03:10:48,770 INFO L714 BuchiCegarLoop]: Abstraction has 88 states and 117 transitions. [2020-11-28 03:10:48,770 INFO L594 BuchiCegarLoop]: Abstraction has 88 states and 117 transitions. [2020-11-28 03:10:48,770 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-28 03:10:48,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 117 transitions. [2020-11-28 03:10:48,775 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:48,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:48,776 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:48,777 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:48,777 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-28 03:10:48,777 INFO L794 eck$LassoCheckResult]: Stem: 616#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 611#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 612#L44 assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 594#L48 assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 595#L51 assume main_~m~0 > 0 && main_~n~0 > 0; 600#L52 call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 608#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 631#L18 assume !(~y1 <= 0 || ~y2 <= 0); 632#L18-2 assume ~y1 == ~y2;#res := ~y1; 648#gcdFINAL assume true; 627#gcdEXIT >#77#return; 606#L52-1 main_~z~0 := main_#t~ret12;havoc main_#t~ret12; 597#L53 call main_#t~ret13 := divides(main_~z~0, main_~m~0);< 607#dividesENTRY [2020-11-28 03:10:48,779 INFO L796 eck$LassoCheckResult]: Loop: 607#dividesENTRY ~n := #in~n;~m := #in~m; 626#L33 assume !(0 == ~m); 596#L36 assume !(~n > ~m); 598#L39 call #t~ret9 := divides(~n, ~m - ~n);< 607#dividesENTRY [2020-11-28 03:10:48,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:48,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1634063346, now seen corresponding path program 1 times [2020-11-28 03:10:48,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:48,780 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838831567] [2020-11-28 03:10:48,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,818 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,842 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,847 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:48,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:48,848 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 1 times [2020-11-28 03:10:48,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:48,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263564099] [2020-11-28 03:10:48,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,853 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,855 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,857 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:48,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:48,857 INFO L82 PathProgramCache]: Analyzing trace with hash -778659020, now seen corresponding path program 1 times [2020-11-28 03:10:48,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:48,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609928304] [2020-11-28 03:10:48,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,873 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:48,886 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:48,892 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:49,551 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2020-11-28 03:10:49,843 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-11-28 03:10:49,847 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:49,847 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:49,847 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:49,847 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:49,847 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:10:49,847 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:49,847 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:49,847 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:49,848 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2020-11-28 03:10:49,848 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:49,848 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:49,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:49,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:50,468 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:50,468 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:50,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:50,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:50,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,553 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:50,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,608 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:50,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:50,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:50,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:50,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:50,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:50,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:50,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:50,850 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:50,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:50,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:50,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:50,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:50,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:50,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:50,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:50,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:50,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:50,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:50,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:50,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:50,989 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:51,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:51,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:51,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:51,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:51,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,192 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 [2020-11-28 03:10:51,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,198 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,228 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,257 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,257 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,308 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,346 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:51,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,457 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:51,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,509 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:51,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:51,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,555 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:51,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,557 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:51,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:51,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:51,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:51,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:51,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:51,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:51,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:51,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:51,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:51,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:51,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:51,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:51,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:51,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:51,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:51,760 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:10:51,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:51,772 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-28 03:10:51,772 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:10:51,807 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:10:51,855 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2020-11-28 03:10:51,855 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:51,857 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:10:51,861 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-28 03:10:51,861 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:10:51,862 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0] [2020-11-28 03:10:51,917 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-28 03:10:51,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:51,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-28 03:10:51,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:52,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-28 03:10:52,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:52,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:52,222 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2020-11-28 03:10:52,222 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 88 states and 117 transitions. cyclomatic complexity: 34 Second operand 9 states. [2020-11-28 03:10:52,650 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 88 states and 117 transitions. cyclomatic complexity: 34. Second operand 9 states. Result 120 states and 154 transitions. Complement of second has 21 states. [2020-11-28 03:10:52,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2020-11-28 03:10:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-11-28 03:10:52,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2020-11-28 03:10:52,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2020-11-28 03:10:52,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:52,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2020-11-28 03:10:52,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:52,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2020-11-28 03:10:52,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:52,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 154 transitions. [2020-11-28 03:10:52,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:52,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 102 states and 135 transitions. [2020-11-28 03:10:52,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67 [2020-11-28 03:10:52,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-11-28 03:10:52,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 135 transitions. [2020-11-28 03:10:52,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-28 03:10:52,672 INFO L691 BuchiCegarLoop]: Abstraction has 102 states and 135 transitions. [2020-11-28 03:10:52,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states and 135 transitions. [2020-11-28 03:10:52,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 92. [2020-11-28 03:10:52,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-11-28 03:10:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 124 transitions. [2020-11-28 03:10:52,680 INFO L714 BuchiCegarLoop]: Abstraction has 92 states and 124 transitions. [2020-11-28 03:10:52,680 INFO L594 BuchiCegarLoop]: Abstraction has 92 states and 124 transitions. [2020-11-28 03:10:52,680 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-28 03:10:52,680 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 124 transitions. [2020-11-28 03:10:52,681 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:52,682 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:52,682 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:52,683 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:52,683 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-28 03:10:52,683 INFO L794 eck$LassoCheckResult]: Stem: 972#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 964#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 965#L44 assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 948#L48 assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 949#L51 assume main_~m~0 > 0 && main_~n~0 > 0; 954#L52 call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 963#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 984#L18 assume !(~y1 <= 0 || ~y2 <= 0); 985#L18-2 assume !(~y1 == ~y2); 953#L25 assume !(~y1 > ~y2); 940#L28 call #t~ret8 := gcd(~y1, ~y2 - ~y1);< 939#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 943#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1025#L18-2 assume ~y1 == ~y2;#res := ~y1; 1023#gcdFINAL assume true; 1010#gcdEXIT >#75#return; 1009#L28-1 #res := #t~ret8;havoc #t~ret8; 1008#gcdFINAL assume true; 981#gcdEXIT >#77#return; 961#L52-1 main_~z~0 := main_#t~ret12;havoc main_#t~ret12; 951#L53 call main_#t~ret13 := divides(main_~z~0, main_~m~0);< 962#dividesENTRY [2020-11-28 03:10:52,683 INFO L796 eck$LassoCheckResult]: Loop: 962#dividesENTRY ~n := #in~n;~m := #in~m; 980#L33 assume !(0 == ~m); 950#L36 assume !(~n > ~m); 952#L39 call #t~ret9 := divides(~n, ~m - ~n);< 962#dividesENTRY [2020-11-28 03:10:52,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:52,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1799942905, now seen corresponding path program 1 times [2020-11-28 03:10:52,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:52,684 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781758030] [2020-11-28 03:10:52,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,698 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,718 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,728 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:52,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:52,731 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 2 times [2020-11-28 03:10:52,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:52,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643018362] [2020-11-28 03:10:52,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,747 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,751 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,752 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:52,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:52,753 INFO L82 PathProgramCache]: Analyzing trace with hash 415973833, now seen corresponding path program 1 times [2020-11-28 03:10:52,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:52,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083626907] [2020-11-28 03:10:52,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,787 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:52,819 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:52,826 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:53,400 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2020-11-28 03:10:53,510 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-11-28 03:10:53,641 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:53,641 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:53,641 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:53,641 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:53,641 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:10:53,641 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:53,641 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:53,641 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:53,641 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2020-11-28 03:10:53,641 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:53,641 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:53,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:53,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:54,080 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:54,080 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,205 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,232 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,311 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,355 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:54,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,468 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:54,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,527 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) [2020-11-28 03:10:54,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,708 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 [2020-11-28 03:10:54,710 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,769 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,797 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:54,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:54,894 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:54,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:54,972 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 [2020-11-28 03:10:54,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:54,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:54,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:54,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:54,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:54,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:54,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:54,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/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 [2020-11-28 03:10:54,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:55,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:55,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:55,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:55,003 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:55,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:55,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:55,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:55,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:55,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:55,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:55,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:55,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:55,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:55,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:55,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:55,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:55,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:55,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:55,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:55,111 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:55,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:55,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:55,137 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:10:55,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:55,169 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-28 03:10:55,174 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:10:55,198 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:10:55,253 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2020-11-28 03:10:55,253 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:55,256 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:10:55,261 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2020-11-28 03:10:55,261 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:10:55,262 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2020-11-28 03:10:55,304 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2020-11-28 03:10:55,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:55,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-28 03:10:55,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:55,430 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 03:10:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:55,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-28 03:10:55,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:55,599 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2020-11-28 03:10:55,600 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 92 states and 124 transitions. cyclomatic complexity: 37 Second operand 10 states. [2020-11-28 03:10:55,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 92 states and 124 transitions. cyclomatic complexity: 37. Second operand 10 states. Result 118 states and 153 transitions. Complement of second has 23 states. [2020-11-28 03:10:55,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2020-11-28 03:10:55,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-11-28 03:10:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2020-11-28 03:10:55,996 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2020-11-28 03:10:55,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:55,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2020-11-28 03:10:55,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:55,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2020-11-28 03:10:55,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:55,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 153 transitions. [2020-11-28 03:10:56,023 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:56,025 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 95 states and 126 transitions. [2020-11-28 03:10:56,026 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 60 [2020-11-28 03:10:56,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61 [2020-11-28 03:10:56,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 126 transitions. [2020-11-28 03:10:56,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-28 03:10:56,026 INFO L691 BuchiCegarLoop]: Abstraction has 95 states and 126 transitions. [2020-11-28 03:10:56,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 126 transitions. [2020-11-28 03:10:56,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2020-11-28 03:10:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 03:10:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 121 transitions. [2020-11-28 03:10:56,034 INFO L714 BuchiCegarLoop]: Abstraction has 91 states and 121 transitions. [2020-11-28 03:10:56,035 INFO L594 BuchiCegarLoop]: Abstraction has 91 states and 121 transitions. [2020-11-28 03:10:56,035 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-11-28 03:10:56,035 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 121 transitions. [2020-11-28 03:10:56,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:56,052 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:56,052 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:56,053 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:56,053 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-28 03:10:56,053 INFO L794 eck$LassoCheckResult]: Stem: 1356#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1352#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 1353#L44 assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 1336#L48 assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 1337#L51 assume main_~m~0 > 0 && main_~n~0 > 0; 1349#L52 call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 1351#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1388#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1385#L18-2 assume !(~y1 == ~y2); 1384#L25 assume ~y1 > ~y2; 1343#L26 call #t~ret7 := gcd(~y1 - ~y2, ~y2);< 1372#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1370#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1368#L18-2 assume ~y1 == ~y2;#res := ~y1; 1347#gcdFINAL assume true; 1379#gcdEXIT >#73#return; 1375#L26-1 #res := #t~ret7;havoc #t~ret7; 1371#gcdFINAL assume true; 1369#gcdEXIT >#77#return; 1350#L52-1 main_~z~0 := main_#t~ret12;havoc main_#t~ret12; 1340#L53 call main_#t~ret13 := divides(main_~z~0, main_~m~0);< 1348#dividesENTRY [2020-11-28 03:10:56,054 INFO L796 eck$LassoCheckResult]: Loop: 1348#dividesENTRY ~n := #in~n;~m := #in~m; 1367#L33 assume !(0 == ~m); 1338#L36 assume !(~n > ~m); 1339#L39 call #t~ret9 := divides(~n, ~m - ~n);< 1348#dividesENTRY [2020-11-28 03:10:56,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:56,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1346682791, now seen corresponding path program 1 times [2020-11-28 03:10:56,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:56,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531530123] [2020-11-28 03:10:56,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,083 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,118 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,123 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:56,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:56,124 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 3 times [2020-11-28 03:10:56,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:56,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659439742] [2020-11-28 03:10:56,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,128 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,134 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,135 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:56,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:56,136 INFO L82 PathProgramCache]: Analyzing trace with hash 452895849, now seen corresponding path program 1 times [2020-11-28 03:10:56,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:56,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995388784] [2020-11-28 03:10:56,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,167 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:56,181 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:56,188 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:56,657 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2020-11-28 03:10:56,856 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:10:56,856 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:10:56,856 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:10:56,856 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:10:56,856 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:10:56,856 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:56,856 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:10:56,856 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:10:56,856 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2020-11-28 03:10:56,856 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:10:56,856 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:10:56,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:56,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:10:57,346 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:10:57,347 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,362 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,387 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 [2020-11-28 03:10:57,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,473 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,524 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 [2020-11-28 03:10:57,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:57,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:57,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,653 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:57,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:57,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,800 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,881 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:57,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:57,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:57,908 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,963 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,963 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:57,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:57,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:57,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:57,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:57,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:57,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:57,993 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:57,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,061 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,064 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,088 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 [2020-11-28 03:10:58,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,306 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:10:58,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:10:58,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:10:58,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:10:58,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:10:58,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:10:58,502 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:10:58,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:10:58,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:10:58,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:10:58,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:10:58,536 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-28 03:10:58,537 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:10:58,559 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:10:58,591 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-11-28 03:10:58,591 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:10:58,593 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:10:58,597 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-28 03:10:58,597 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:10:58,597 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [2*divides_#in~n - 1 >= 0] [2020-11-28 03:10:58,646 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-28 03:10:58,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:58,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-28 03:10:58,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:58,796 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 03:10:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:58,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-28 03:10:58,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:10:59,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:59,000 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2020-11-28 03:10:59,001 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 121 transitions. cyclomatic complexity: 35 Second operand 10 states. [2020-11-28 03:10:59,307 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 91 states and 121 transitions. cyclomatic complexity: 35. Second operand 10 states. Result 115 states and 146 transitions. Complement of second has 23 states. [2020-11-28 03:10:59,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2020-11-28 03:10:59,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-11-28 03:10:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2020-11-28 03:10:59,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2020-11-28 03:10:59,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:59,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2020-11-28 03:10:59,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:59,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2020-11-28 03:10:59,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:10:59,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 146 transitions. [2020-11-28 03:10:59,315 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:59,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 93 states and 122 transitions. [2020-11-28 03:10:59,318 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58 [2020-11-28 03:10:59,318 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2020-11-28 03:10:59,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 122 transitions. [2020-11-28 03:10:59,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-28 03:10:59,319 INFO L691 BuchiCegarLoop]: Abstraction has 93 states and 122 transitions. [2020-11-28 03:10:59,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 122 transitions. [2020-11-28 03:10:59,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2020-11-28 03:10:59,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-28 03:10:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 120 transitions. [2020-11-28 03:10:59,328 INFO L714 BuchiCegarLoop]: Abstraction has 91 states and 120 transitions. [2020-11-28 03:10:59,328 INFO L594 BuchiCegarLoop]: Abstraction has 91 states and 120 transitions. [2020-11-28 03:10:59,328 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-11-28 03:10:59,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 120 transitions. [2020-11-28 03:10:59,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-28 03:10:59,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:10:59,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:10:59,331 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:59,331 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-28 03:10:59,331 INFO L794 eck$LassoCheckResult]: Stem: 1738#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(8);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 1734#L-1 havoc main_#res;havoc main_#t~nondet10, main_#t~nondet11, main_#t~ret12, main_#t~ret13, main_~z~0, main_~m~0, main_~n~0;main_~m~0 := main_#t~nondet10;havoc main_#t~nondet10; 1735#L44 assume !(main_~m~0 <= 0 || main_~m~0 > 2147483647);main_~n~0 := main_#t~nondet11;havoc main_#t~nondet11; 1717#L48 assume !(main_~n~0 <= 0 || main_~n~0 > 2147483647); 1718#L51 assume main_~m~0 > 0 && main_~n~0 > 0; 1731#L52 call main_#t~ret12 := gcd(main_~m~0, main_~n~0);< 1733#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1769#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1767#L18-2 assume !(~y1 == ~y2); 1764#L25 assume !(~y1 > ~y2); 1745#L28 call #t~ret8 := gcd(~y1, ~y2 - ~y1);< 1759#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1791#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1778#L18-2 assume !(~y1 == ~y2); 1779#L25 assume ~y1 > ~y2; 1728#L26 call #t~ret7 := gcd(~y1 - ~y2, ~y2);< 1746#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1788#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1786#L18-2 assume ~y1 == ~y2;#res := ~y1; 1785#gcdFINAL assume true; 1782#gcdEXIT >#73#return; 1783#L26-1 #res := #t~ret7;havoc #t~ret7; 1784#gcdFINAL assume true; 1757#gcdEXIT >#75#return; 1755#L28-1 #res := #t~ret8;havoc #t~ret8; 1754#gcdFINAL assume true; 1749#gcdEXIT >#77#return; 1730#L52-1 main_~z~0 := main_#t~ret12;havoc main_#t~ret12; 1720#L53 call main_#t~ret13 := divides(main_~z~0, main_~m~0);< 1732#dividesENTRY [2020-11-28 03:10:59,331 INFO L796 eck$LassoCheckResult]: Loop: 1732#dividesENTRY ~n := #in~n;~m := #in~m; 1748#L33 assume !(0 == ~m); 1719#L36 assume !(~n > ~m); 1721#L39 call #t~ret9 := divides(~n, ~m - ~n);< 1732#dividesENTRY [2020-11-28 03:10:59,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:59,332 INFO L82 PathProgramCache]: Analyzing trace with hash -1412874190, now seen corresponding path program 1 times [2020-11-28 03:10:59,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:59,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324824571] [2020-11-28 03:10:59,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,345 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,357 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,363 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:59,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:59,363 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 4 times [2020-11-28 03:10:59,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:59,364 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616979989] [2020-11-28 03:10:59,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,367 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,370 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,371 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:59,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:59,372 INFO L82 PathProgramCache]: Analyzing trace with hash 669640564, now seen corresponding path program 1 times [2020-11-28 03:10:59,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:59,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660612448] [2020-11-28 03:10:59,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,392 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:10:59,425 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:10:59,431 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:10:59,989 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2020-11-28 03:11:00,188 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:11:00,189 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:11:00,189 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:11:00,189 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:11:00,189 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:11:00,189 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,189 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:11:00,189 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:11:00,189 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration6_Lasso [2020-11-28 03:11:00,189 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:11:00,189 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:11:00,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,273 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:00,687 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:11:00,688 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,706 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,730 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 [2020-11-28 03:11:00,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,733 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,782 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 [2020-11-28 03:11:00,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,785 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:11:00,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:11:00,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,865 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 [2020-11-28 03:11:00,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:11:00,896 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:11:00,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,926 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:00,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:00,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:00,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:00,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:00,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:00,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:00,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:00,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:00,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:11:00,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:11:00,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:01,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:01,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:01,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:01,010 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:01,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-28 03:11:01,037 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-28 03:11:01,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 130 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 130 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:01,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:01,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:01,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:01,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:01,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:01,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:01,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:01,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:01,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:01,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:01,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:01,126 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:01,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:01,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:01,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:11:01,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:01,160 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-28 03:11:01,160 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-28 03:11:01,176 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:11:01,228 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2020-11-28 03:11:01,228 INFO L444 ModelExtractionUtils]: 1 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_f9f21c83-1b26-4c82-a660-b50d84f8eea0/bin/uautomizer/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:01,230 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:11:01,235 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-28 03:11:01,235 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:11:01,235 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~n, divides_#in~m) = -4*divides_#in~n + 4*divides_#in~m + 1 Supporting invariants [2*divides_#in~n - 1 >= 0] [2020-11-28 03:11:01,308 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-28 03:11:01,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:01,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-28 03:11:01,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:01,548 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 03:11:01,585 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-28 03:11:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:01,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-28 03:11:01,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:01,869 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2020-11-28 03:11:01,869 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 120 transitions. cyclomatic complexity: 34 Second operand 11 states. [2020-11-28 03:11:02,310 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 91 states and 120 transitions. cyclomatic complexity: 34. Second operand 11 states. Result 101 states and 130 transitions. Complement of second has 23 states. [2020-11-28 03:11:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 2 non-accepting loop states 1 accepting loop states [2020-11-28 03:11:02,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-11-28 03:11:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2020-11-28 03:11:02,315 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2020-11-28 03:11:02,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:02,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2020-11-28 03:11:02,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:02,316 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2020-11-28 03:11:02,317 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:02,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 130 transitions. [2020-11-28 03:11:02,319 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:11:02,319 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 0 states and 0 transitions. [2020-11-28 03:11:02,319 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-28 03:11:02,319 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-28 03:11:02,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-28 03:11:02,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:11:02,320 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:02,320 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:02,320 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:02,320 INFO L427 BuchiCegarLoop]: ======== Iteration 7============ [2020-11-28 03:11:02,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:02,320 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:11:02,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-28 03:11:02,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:11:02 BoogieIcfgContainer [2020-11-28 03:11:02,326 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 03:11:02,327 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:02,327 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:02,327 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:02,328 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:44" (3/4) ... [2020-11-28 03:11:02,330 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 03:11:02,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:02,331 INFO L168 Benchmark]: Toolchain (without parser) took 18234.78 ms. Allocated memory was 77.6 MB in the beginning and 218.1 MB in the end (delta: 140.5 MB). Free memory was 37.5 MB in the beginning and 91.2 MB in the end (delta: -53.7 MB). Peak memory consumption was 87.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,332 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 77.6 MB. Free memory is still 53.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:02,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.27 ms. Allocated memory is still 94.4 MB. Free memory was 75.1 MB in the beginning and 68.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,332 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.39 ms. Allocated memory is still 94.4 MB. Free memory was 68.0 MB in the beginning and 66.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,333 INFO L168 Benchmark]: Boogie Preprocessor took 28.14 ms. Allocated memory is still 94.4 MB. Free memory was 66.6 MB in the beginning and 65.8 MB in the end (delta: 751.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:02,333 INFO L168 Benchmark]: RCFGBuilder took 444.03 ms. Allocated memory is still 94.4 MB. Free memory was 65.5 MB in the beginning and 51.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,334 INFO L168 Benchmark]: BuchiAutomizer took 17398.71 ms. Allocated memory was 94.4 MB in the beginning and 218.1 MB in the end (delta: 123.7 MB). Free memory was 51.1 MB in the beginning and 92.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 83.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,334 INFO L168 Benchmark]: Witness Printer took 3.74 ms. Allocated memory is still 218.1 MB. Free memory was 92.2 MB in the beginning and 91.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:02,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 77.6 MB. Free memory is still 53.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 297.27 ms. Allocated memory is still 94.4 MB. Free memory was 75.1 MB in the beginning and 68.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.39 ms. Allocated memory is still 94.4 MB. Free memory was 68.0 MB in the beginning and 66.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.14 ms. Allocated memory is still 94.4 MB. Free memory was 66.6 MB in the beginning and 65.8 MB in the end (delta: 751.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 444.03 ms. Allocated memory is still 94.4 MB. Free memory was 65.5 MB in the beginning and 51.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 17398.71 ms. Allocated memory was 94.4 MB in the beginning and 218.1 MB in the end (delta: 123.7 MB). Free memory was 51.1 MB in the beginning and 92.2 MB in the end (delta: -41.1 MB). Peak memory consumption was 83.8 MB. Max. memory is 16.1 GB. * Witness Printer took 3.74 ms. Allocated memory is still 218.1 MB. Free memory was 92.2 MB in the beginning and 91.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y1) and consists of 8 locations. One deterministic module has affine ranking function \old(y2) and consists of 8 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function -4 * \old(n) + 4 * \old(m) + 1 and consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.3s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 12.9s. Construction of modules took 0.5s. Büchi inclusion checks took 3.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 61 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 92 states and ocurred in iteration 3. Nontrivial modules had stage [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 103 SDtfs, 216 SDslu, 143 SDs, 0 SdLazy, 376 SolverSat, 134 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital78 mio100 ax100 hnf90 lsp85 ukn73 mio100 lsp82 div100 bol100 ite100 ukn100 eq167 hnf93 smp94 dnf123 smp100 tf104 neg97 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 105ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...