./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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:13,225 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:34:13,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:34:13,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:34:13,295 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:34:13,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:34:13,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:34:13,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:34:13,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:34:13,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:34:13,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:34:13,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:34:13,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:34:13,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:34:13,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:34:13,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:34:13,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:34:13,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:34:13,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:34:13,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:34:13,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:34:13,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:34:13,378 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:34:13,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:34:13,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:34:13,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:34:13,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:34:13,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:34:13,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:34:13,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:34:13,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:34:13,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:34:13,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:34:13,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:34:13,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:34:13,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:34:13,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:34:13,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:34:13,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:34:13,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:34:13,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:34:13,405 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 23:34:13,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:34:13,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:34:13,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:34:13,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:34:13,432 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:34:13,432 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 23:34:13,432 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 23:34:13,433 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 23:34:13,433 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 23:34:13,433 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 23:34:13,433 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 23:34:13,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:34:13,434 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:34:13,434 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:34:13,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:34:13,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:34:13,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:34:13,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 23:34:13,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 23:34:13,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 23:34:13,436 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:34:13,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:34:13,436 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 23:34:13,437 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:34:13,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 23:34:13,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:34:13,437 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:34:13,438 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 23:34:13,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:34:13,438 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:34:13,438 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:34:13,439 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 23:34:13,440 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 23:34:13,440 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad183272c46520d125e7fadb8bd25966ebd670c1 [2020-11-29 23:34:13,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:34:13,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:34:13,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:34:13,808 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:34:13,809 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:34:13,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/../../sv-benchmarks/c/recursive/gcd02.c [2020-11-29 23:34:13,897 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/data/b34a4f703/8f5711dc30b34760af663f50b6ac91ae/FLAG4cd1a8ec8 [2020-11-29 23:34:14,408 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:34:14,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/sv-benchmarks/c/recursive/gcd02.c [2020-11-29 23:34:14,415 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/data/b34a4f703/8f5711dc30b34760af663f50b6ac91ae/FLAG4cd1a8ec8 [2020-11-29 23:34:14,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/data/b34a4f703/8f5711dc30b34760af663f50b6ac91ae [2020-11-29 23:34:14,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:34:14,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:34:14,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:34:14,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:34:14,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:34:14,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:34:14" (1/1) ... [2020-11-29 23:34:14,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c94abbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:14, skipping insertion in model container [2020-11-29 23:34:14,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:34:14" (1/1) ... [2020-11-29 23:34:14,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:34:14,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:34:15,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:34:15,045 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:34:15,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:34:15,105 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:34:15,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15 WrapperNode [2020-11-29 23:34:15,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:34:15,111 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:34:15,111 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:34:15,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:34:15,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:34:15,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:34:15,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:34:15,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:34:15,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... [2020-11-29 23:34:15,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:34:15,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:34:15,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:34:15,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:34:15,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2020-11-29 23:34:15,297 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2020-11-29 23:34:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:34:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:34:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2020-11-29 23:34:15,298 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2020-11-29 23:34:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:34:15,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:34:15,862 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:34:15,865 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 23:34:15,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:15 BoogieIcfgContainer [2020-11-29 23:34:15,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:34:15,869 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 23:34:15,869 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 23:34:15,872 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 23:34:15,873 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:34:15,873 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 11:34:14" (1/3) ... [2020-11-29 23:34:15,875 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@538adb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:34:15, skipping insertion in model container [2020-11-29 23:34:15,875 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:34:15,875 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:34:15" (2/3) ... [2020-11-29 23:34:15,876 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@538adb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:34:15, skipping insertion in model container [2020-11-29 23:34:15,876 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:34:15,876 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:15" (3/3) ... [2020-11-29 23:34:15,878 INFO L373 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2020-11-29 23:34:15,949 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 23:34:15,949 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 23:34:15,949 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 23:34:15,949 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:34:15,950 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:34:15,950 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 23:34:15,950 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:34:15,950 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 23:34:15,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2020-11-29 23:34:15,999 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2020-11-29 23:34:15,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:16,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:16,007 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:34:16,007 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-29 23:34:16,008 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 23:34:16,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states. [2020-11-29 23:34:16,016 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2020-11-29 23:34:16,017 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:16,017 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:16,018 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2020-11-29 23:34:16,018 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-29 23:34:16,026 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 [2020-11-29 23:34:16,028 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 [2020-11-29 23:34:16,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:16,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1954575713, now seen corresponding path program 1 times [2020-11-29 23:34:16,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:16,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195767623] [2020-11-29 23:34:16,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,191 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,228 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,249 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:16,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:16,251 INFO L82 PathProgramCache]: Analyzing trace with hash 40362971, now seen corresponding path program 1 times [2020-11-29 23:34:16,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:16,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249400497] [2020-11-29 23:34:16,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,259 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,264 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,266 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:16,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:16,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1464219013, now seen corresponding path program 1 times [2020-11-29 23:34:16,269 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:16,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581466712] [2020-11-29 23:34:16,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:16,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,292 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:16,312 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:16,319 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:16,520 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:16,521 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:16,521 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:16,521 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:16,521 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 23:34:16,522 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:16,522 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:16,522 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:16,522 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2020-11-29 23:34:16,522 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:16,523 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:16,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,694 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:16,695 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:16,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:34:16,706 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:16,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 23:34:16,753 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:16,933 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 23:34:16,936 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:16,936 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:16,936 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:16,936 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:16,936 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:16,936 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:16,936 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:16,936 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:16,937 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2020-11-29 23:34:16,937 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:16,937 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:16,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:16,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:17,082 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:17,086 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:17,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:17,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:17,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:17,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:17,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:17,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:17,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:17,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:17,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:17,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:17,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:17,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:17,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:17,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:17,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:17,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:17,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:17,158 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:17,168 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 23:34:17,168 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:17,179 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:34:17,180 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 23:34:17,180 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:17,180 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 [2020-11-29 23:34:17,217 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 23:34:17,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:17,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 23:34:17,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:17,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:17,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-29 23:34:17,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:17,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:17,393 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 [2020-11-29 23:34:17,394 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states. Second operand 5 states. [2020-11-29 23:34:17,668 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. [2020-11-29 23:34:17,672 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 [2020-11-29 23:34:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-29 23:34:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 63 transitions. [2020-11-29 23:34:17,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 6 letters. Loop has 5 letters. [2020-11-29 23:34:17,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:17,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 11 letters. Loop has 5 letters. [2020-11-29 23:34:17,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:17,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 63 transitions. Stem has 6 letters. Loop has 10 letters. [2020-11-29 23:34:17,683 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:17,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 208 transitions. [2020-11-29 23:34:17,694 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-11-29 23:34:17,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 62 states and 87 transitions. [2020-11-29 23:34:17,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2020-11-29 23:34:17,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2020-11-29 23:34:17,705 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 87 transitions. [2020-11-29 23:34:17,705 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:34:17,705 INFO L691 BuchiCegarLoop]: Abstraction has 62 states and 87 transitions. [2020-11-29 23:34:17,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 87 transitions. [2020-11-29 23:34:17,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2020-11-29 23:34:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-11-29 23:34:17,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 63 transitions. [2020-11-29 23:34:17,742 INFO L714 BuchiCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-11-29 23:34:17,742 INFO L594 BuchiCegarLoop]: Abstraction has 48 states and 63 transitions. [2020-11-29 23:34:17,742 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 23:34:17,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 63 transitions. [2020-11-29 23:34:17,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2020-11-29 23:34:17,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:17,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:17,745 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:34:17,745 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2020-11-29 23:34:17,746 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 [2020-11-29 23:34:17,746 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 [2020-11-29 23:34:17,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:17,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1464218918, now seen corresponding path program 1 times [2020-11-29 23:34:17,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:17,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862649460] [2020-11-29 23:34:17,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,764 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,779 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,784 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:17,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:17,785 INFO L82 PathProgramCache]: Analyzing trace with hash 40363066, now seen corresponding path program 1 times [2020-11-29 23:34:17,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:17,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858131354] [2020-11-29 23:34:17,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,794 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,798 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,800 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:17,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:17,801 INFO L82 PathProgramCache]: Analyzing trace with hash 176683265, now seen corresponding path program 2 times [2020-11-29 23:34:17,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:17,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438999734] [2020-11-29 23:34:17,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,840 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:17,875 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:17,880 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:17,975 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:17,975 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:17,975 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:17,976 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:17,976 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 23:34:17,976 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:17,976 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:17,976 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:17,976 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2020-11-29 23:34:17,976 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:17,976 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:17,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:17,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:17,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:17,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,125 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:18,125 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:18,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:34:18,135 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,140 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:34:18,140 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:18,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:34:18,182 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 [2020-11-29 23:34:18,185 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:34:18,186 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:18,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:34:18,229 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 [2020-11-29 23:34:18,233 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 23:34:18,233 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,281 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 23:34:18,282 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,333 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 23:34:18,334 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 23:34:18,513 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 23:34:18,515 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:18,516 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:18,516 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:18,516 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:18,516 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:18,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,516 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:18,516 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:18,516 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2020-11-29 23:34:18,517 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:18,517 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:18,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:18,678 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:18,678 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:18,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:18,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:18,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:18,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:18,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:18,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:18,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:18,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,691 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:18,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:18,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:18,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:18,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:18,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:18,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:18,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:18,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:18,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:18,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:18,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:18,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:18,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:18,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:18,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:18,794 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:18,801 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 23:34:18,801 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:18,807 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:34:18,807 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 23:34:18,807 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:18,808 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2) = 1*gcd_#in~y2 Supporting invariants [] [2020-11-29 23:34:18,843 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 23:34:18,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:18,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-29 23:34:18,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:18,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjunts are in the unsatisfiable core [2020-11-29 23:34:18,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:19,006 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 [2020-11-29 23:34:19,006 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 63 transitions. cyclomatic complexity: 18 Second operand 6 states. [2020-11-29 23:34:19,282 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. [2020-11-29 23:34:19,285 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 [2020-11-29 23:34:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-11-29 23:34:19,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 37 transitions. [2020-11-29 23:34:19,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2020-11-29 23:34:19,287 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:19,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2020-11-29 23:34:19,287 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:19,287 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2020-11-29 23:34:19,288 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:19,288 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 143 states and 190 transitions. [2020-11-29 23:34:19,293 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2020-11-29 23:34:19,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 143 states to 119 states and 166 transitions. [2020-11-29 23:34:19,303 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 68 [2020-11-29 23:34:19,304 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 70 [2020-11-29 23:34:19,305 INFO L73 IsDeterministic]: Start isDeterministic. Operand 119 states and 166 transitions. [2020-11-29 23:34:19,306 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:34:19,307 INFO L691 BuchiCegarLoop]: Abstraction has 119 states and 166 transitions. [2020-11-29 23:34:19,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states and 166 transitions. [2020-11-29 23:34:19,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 88. [2020-11-29 23:34:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-11-29 23:34:19,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 117 transitions. [2020-11-29 23:34:19,326 INFO L714 BuchiCegarLoop]: Abstraction has 88 states and 117 transitions. [2020-11-29 23:34:19,326 INFO L594 BuchiCegarLoop]: Abstraction has 88 states and 117 transitions. [2020-11-29 23:34:19,326 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-29 23:34:19,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 117 transitions. [2020-11-29 23:34:19,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:19,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:19,329 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:19,330 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:34:19,330 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-29 23:34:19,330 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 [2020-11-29 23:34:19,331 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 [2020-11-29 23:34:19,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:19,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1634063346, now seen corresponding path program 1 times [2020-11-29 23:34:19,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:19,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686166621] [2020-11-29 23:34:19,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:19,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,360 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,374 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,381 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:19,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:19,382 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 1 times [2020-11-29 23:34:19,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:19,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414662989] [2020-11-29 23:34:19,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,388 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,392 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,394 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:19,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:19,395 INFO L82 PathProgramCache]: Analyzing trace with hash -778659020, now seen corresponding path program 1 times [2020-11-29 23:34:19,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:19,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006073185] [2020-11-29 23:34:19,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,409 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:19,423 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:19,433 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:19,954 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 81 [2020-11-29 23:34:20,067 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-11-29 23:34:20,208 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:20,208 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:20,208 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:20,208 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:20,208 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:20,208 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:20,208 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:20,208 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:20,208 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2020-11-29 23:34:20,208 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:20,209 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:20,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:20,918 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:20,918 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:20,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:20,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:20,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:20,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:20,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:20,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:20,943 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 [2020-11-29 23:34:20,947 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:20,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:20,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:20,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:20,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:20,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:20,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:20,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:20,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:20,997 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,026 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 [2020-11-29 23:34:21,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:21,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,223 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,247 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 [2020-11-29 23:34:21,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,250 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:21,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,283 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,321 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:21,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:21,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:21,752 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:21,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,795 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 [2020-11-29 23:34:21,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:21,837 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 [2020-11-29 23:34:21,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:21,841 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 [2020-11-29 23:34:21,846 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:21,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,887 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 [2020-11-29 23:34:21,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:21,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:21,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:21,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:21,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:21,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:21,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:21,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:21,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:21,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:22,007 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 [2020-11-29 23:34:22,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:22,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:22,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:22,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:22,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:22,010 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:22,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:22,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:22,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:22,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:22,037 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:34:22,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:22,049 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 23:34:22,049 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 23:34:22,079 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:22,127 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2020-11-29 23:34:22,127 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:22,138 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:34:22,143 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-29 23:34:22,144 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:22,144 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] [2020-11-29 23:34:22,215 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-29 23:34:22,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:22,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2020-11-29 23:34:22,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:22,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 23:34:22,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:22,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:22,546 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 [2020-11-29 23:34:22,546 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 88 states and 117 transitions. cyclomatic complexity: 34 Second operand 9 states. [2020-11-29 23:34:22,921 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. [2020-11-29 23:34:22,922 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 [2020-11-29 23:34:22,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-11-29 23:34:22,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2020-11-29 23:34:22,922 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2020-11-29 23:34:22,923 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:22,923 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2020-11-29 23:34:22,923 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:22,923 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2020-11-29 23:34:22,923 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:22,924 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 154 transitions. [2020-11-29 23:34:22,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:22,930 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 102 states and 135 transitions. [2020-11-29 23:34:22,930 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67 [2020-11-29 23:34:22,931 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 68 [2020-11-29 23:34:22,931 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 135 transitions. [2020-11-29 23:34:22,931 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:34:22,931 INFO L691 BuchiCegarLoop]: Abstraction has 102 states and 135 transitions. [2020-11-29 23:34:22,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states and 135 transitions. [2020-11-29 23:34:22,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 92. [2020-11-29 23:34:22,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-11-29 23:34:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 124 transitions. [2020-11-29 23:34:22,949 INFO L714 BuchiCegarLoop]: Abstraction has 92 states and 124 transitions. [2020-11-29 23:34:22,949 INFO L594 BuchiCegarLoop]: Abstraction has 92 states and 124 transitions. [2020-11-29 23:34:22,949 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-29 23:34:22,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 124 transitions. [2020-11-29 23:34:22,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:22,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:22,950 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:22,951 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:34:22,951 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-29 23:34:22,951 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 [2020-11-29 23:34:22,951 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 [2020-11-29 23:34:22,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:22,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1799942905, now seen corresponding path program 1 times [2020-11-29 23:34:22,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:22,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196548114] [2020-11-29 23:34:22,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:22,967 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:22,978 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:22,983 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:22,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:22,984 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 2 times [2020-11-29 23:34:22,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:22,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599444949] [2020-11-29 23:34:22,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:22,989 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:22,992 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:22,993 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:22,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:22,994 INFO L82 PathProgramCache]: Analyzing trace with hash 415973833, now seen corresponding path program 1 times [2020-11-29 23:34:22,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:22,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457920262] [2020-11-29 23:34:22,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:23,007 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:23,020 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:23,025 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:23,574 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2020-11-29 23:34:23,844 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:23,844 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:23,844 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:23,844 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:23,844 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:23,844 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:23,844 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:23,844 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:23,844 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2020-11-29 23:34:23,844 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:23,844 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:23,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:23,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:24,480 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:24,480 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:24,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:24,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:24,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:24,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:24,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:24,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:24,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:24,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:24,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:24,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:24,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:24,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:24,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,672 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,806 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,868 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,895 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:24,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,951 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:24,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:24,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:24,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:24,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:24,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:24,975 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:24,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:24,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:25,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:25,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:25,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:25,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:25,116 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 Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:25,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:25,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,168 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,199 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:25,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,226 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:25,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:25,259 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 23:34:25,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,303 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,354 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,412 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,443 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:25,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:25,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,470 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:25,492 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 [2020-11-29 23:34:25,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:25,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:25,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:25,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:25,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:25,526 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 [2020-11-29 23:34:25,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:25,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:25,528 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:34:25,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:25,536 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 23:34:25,536 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 23:34:25,550 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:25,584 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2020-11-29 23:34:25,584 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:25,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:34:25,590 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2020-11-29 23:34:25,591 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:25,591 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~m >= 0, 1*divides_#in~n - 1 >= 0] [2020-11-29 23:34:25,638 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2020-11-29 23:34:25,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:25,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 23:34:25,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:25,785 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:34:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:25,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 23:34:25,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:25,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:25,949 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 [2020-11-29 23:34:25,949 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 92 states and 124 transitions. cyclomatic complexity: 37 Second operand 10 states. [2020-11-29 23:34:26,331 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. [2020-11-29 23:34:26,332 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 [2020-11-29 23:34:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-11-29 23:34:26,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2020-11-29 23:34:26,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2020-11-29 23:34:26,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:26,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2020-11-29 23:34:26,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:26,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2020-11-29 23:34:26,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:26,334 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 153 transitions. [2020-11-29 23:34:26,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:26,340 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 95 states and 126 transitions. [2020-11-29 23:34:26,341 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 60 [2020-11-29 23:34:26,341 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 61 [2020-11-29 23:34:26,341 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 126 transitions. [2020-11-29 23:34:26,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:34:26,342 INFO L691 BuchiCegarLoop]: Abstraction has 95 states and 126 transitions. [2020-11-29 23:34:26,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 126 transitions. [2020-11-29 23:34:26,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 91. [2020-11-29 23:34:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-29 23:34:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 121 transitions. [2020-11-29 23:34:26,351 INFO L714 BuchiCegarLoop]: Abstraction has 91 states and 121 transitions. [2020-11-29 23:34:26,351 INFO L594 BuchiCegarLoop]: Abstraction has 91 states and 121 transitions. [2020-11-29 23:34:26,351 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2020-11-29 23:34:26,351 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 121 transitions. [2020-11-29 23:34:26,353 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:26,353 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:26,353 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:26,354 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:34:26,354 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-29 23:34:26,354 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 [2020-11-29 23:34:26,355 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 [2020-11-29 23:34:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:26,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1346682791, now seen corresponding path program 1 times [2020-11-29 23:34:26,355 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:26,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905449301] [2020-11-29 23:34:26,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,368 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,380 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,385 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:26,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:26,386 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 3 times [2020-11-29 23:34:26,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:26,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637174065] [2020-11-29 23:34:26,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,390 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,393 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,394 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:26,395 INFO L82 PathProgramCache]: Analyzing trace with hash 452895849, now seen corresponding path program 1 times [2020-11-29 23:34:26,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:26,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201114458] [2020-11-29 23:34:26,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,411 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:26,446 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:26,459 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:26,887 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2020-11-29 23:34:27,007 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-11-29 23:34:27,141 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:27,142 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:27,142 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:27,142 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:27,142 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:27,142 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,142 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:27,142 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:27,142 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2020-11-29 23:34:27,142 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:27,142 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:27,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,194 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:27,607 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:27,607 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,668 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,747 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:27,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:27,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:27,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:27,823 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,876 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:27,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:27,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:27,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:27,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:27,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:27,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:27,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:27,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:27,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:27,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:27,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:27,991 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,013 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 [2020-11-29 23:34:28,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,094 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,116 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 [2020-11-29 23:34:28,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,137 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,202 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 [2020-11-29 23:34:28,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,417 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,442 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,467 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:28,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:28,521 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,620 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:28,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:28,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:28,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:28,645 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:28,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:28,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:28,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:28,668 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:34:28,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:28,678 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 23:34:28,678 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 23:34:28,698 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:28,728 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-11-29 23:34:28,728 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:28,730 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 [2020-11-29 23:34:28,734 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-29 23:34:28,734 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:28,734 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] [2020-11-29 23:34:28,770 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-29 23:34:28,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:28,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-29 23:34:28,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:28,894 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:34:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:28,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 23:34:28,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:29,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:29,022 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 [2020-11-29 23:34:29,022 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 121 transitions. cyclomatic complexity: 35 Second operand 10 states. [2020-11-29 23:34:29,370 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. [2020-11-29 23:34:29,383 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 [2020-11-29 23:34:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-11-29 23:34:29,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2020-11-29 23:34:29,384 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2020-11-29 23:34:29,384 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:29,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2020-11-29 23:34:29,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:29,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2020-11-29 23:34:29,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:29,385 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 146 transitions. [2020-11-29 23:34:29,388 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:29,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 93 states and 122 transitions. [2020-11-29 23:34:29,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 58 [2020-11-29 23:34:29,399 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2020-11-29 23:34:29,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 122 transitions. [2020-11-29 23:34:29,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2020-11-29 23:34:29,400 INFO L691 BuchiCegarLoop]: Abstraction has 93 states and 122 transitions. [2020-11-29 23:34:29,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 122 transitions. [2020-11-29 23:34:29,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2020-11-29 23:34:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-29 23:34:29,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 120 transitions. [2020-11-29 23:34:29,407 INFO L714 BuchiCegarLoop]: Abstraction has 91 states and 120 transitions. [2020-11-29 23:34:29,407 INFO L594 BuchiCegarLoop]: Abstraction has 91 states and 120 transitions. [2020-11-29 23:34:29,407 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2020-11-29 23:34:29,407 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 120 transitions. [2020-11-29 23:34:29,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 23:34:29,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:34:29,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:34:29,410 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] [2020-11-29 23:34:29,410 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2020-11-29 23:34:29,411 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 [2020-11-29 23:34:29,411 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 [2020-11-29 23:34:29,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:29,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1412874190, now seen corresponding path program 1 times [2020-11-29 23:34:29,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:29,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417944065] [2020-11-29 23:34:29,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,427 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,463 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,481 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:29,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:29,482 INFO L82 PathProgramCache]: Analyzing trace with hash 927683, now seen corresponding path program 4 times [2020-11-29 23:34:29,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:29,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535864805] [2020-11-29 23:34:29,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,488 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,494 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,495 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:29,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:29,499 INFO L82 PathProgramCache]: Analyzing trace with hash 669640564, now seen corresponding path program 1 times [2020-11-29 23:34:29,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:34:29,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21397899] [2020-11-29 23:34:29,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:34:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,519 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:34:29,534 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:34:29,540 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:34:30,131 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 85 [2020-11-29 23:34:30,347 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 23:34:30,347 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 23:34:30,347 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 23:34:30,347 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 23:34:30,347 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 23:34:30,348 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:30,348 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 23:34:30,348 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 23:34:30,348 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration6_Lasso [2020-11-29 23:34:30,348 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 23:34:30,348 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 23:34:30,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 23:34:30,824 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 23:34:30,824 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:30,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:30,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:30,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:30,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:30,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:30,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:30,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:30,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:30,845 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:30,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:30,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:30,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:30,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:30,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:30,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:30,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:30,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:30,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:30,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:30,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:30,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:30,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:30,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:30,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:30,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:30,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:30,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:30,946 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 [2020-11-29 23:34:30,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:30,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:30,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:30,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:30,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:30,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:30,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:30,949 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:30,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:30,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:30,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:30,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:30,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:30,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:30,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:30,976 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:30,999 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 [2020-11-29 23:34:31,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,027 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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) [2020-11-29 23:34:31,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,053 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:31,053 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:34:31,057 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,083 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,108 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:31,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:31,135 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,163 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 23:34:31,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 23:34:31,191 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,215 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,216 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,241 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 23:34:31,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 23:34:31,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 23:34:31,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 23:34:31,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 23:34:31,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 23:34:31,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 23:34:31,294 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 23:34:31,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 23:34:31,302 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 23:34:31,302 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 23:34:31,317 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 23:34:31,345 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2020-11-29 23:34:31,345 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_d3058a75-ebb2-4a88-817c-a4f557f6407a/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 [2020-11-29 23:34:31,347 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 23:34:31,352 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-29 23:34:31,352 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 23:34:31,352 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] [2020-11-29 23:34:31,440 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-29 23:34:31,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:34:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:31,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 19 conjunts are in the unsatisfiable core [2020-11-29 23:34:31,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:31,598 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:34:31,631 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 23:34:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:34:31,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2020-11-29 23:34:31,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:34:31,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:34:31,853 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 [2020-11-29 23:34:31,854 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 91 states and 120 transitions. cyclomatic complexity: 34 Second operand 11 states. [2020-11-29 23:34:32,306 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. [2020-11-29 23:34:32,311 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 [2020-11-29 23:34:32,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-11-29 23:34:32,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2020-11-29 23:34:32,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2020-11-29 23:34:32,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:32,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2020-11-29 23:34:32,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:32,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2020-11-29 23:34:32,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 23:34:32,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 130 transitions. [2020-11-29 23:34:32,317 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:34:32,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 0 states and 0 transitions. [2020-11-29 23:34:32,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 23:34:32,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 23:34:32,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 23:34:32,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:34:32,320 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:34:32,320 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:34:32,320 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 23:34:32,320 INFO L427 BuchiCegarLoop]: ======== Iteration 7============ [2020-11-29 23:34:32,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 23:34:32,321 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 23:34:32,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 23:34:32,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 11:34:32 BoogieIcfgContainer [2020-11-29 23:34:32,326 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 23:34:32,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:34:32,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:34:32,327 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:34:32,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:34:15" (3/4) ... [2020-11-29 23:34:32,329 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:34:32,329 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:34:32,330 INFO L168 Benchmark]: Toolchain (without parser) took 17542.31 ms. Allocated memory was 96.5 MB in the beginning and 209.7 MB in the end (delta: 113.2 MB). Free memory was 68.6 MB in the beginning and 137.9 MB in the end (delta: -69.3 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:32,330 INFO L168 Benchmark]: CDTParser took 0.90 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 9.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:34:32,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.52 ms. Allocated memory is still 96.5 MB. Free memory was 68.4 MB in the beginning and 74.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:32,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.46 ms. Allocated memory is still 96.5 MB. Free memory was 74.2 MB in the beginning and 72.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:34:32,332 INFO L168 Benchmark]: Boogie Preprocessor took 54.82 ms. Allocated memory is still 96.5 MB. Free memory was 72.9 MB in the beginning and 71.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:32,332 INFO L168 Benchmark]: RCFGBuilder took 658.49 ms. Allocated memory is still 96.5 MB. Free memory was 71.8 MB in the beginning and 57.5 MB in the end (delta: 14.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:32,332 INFO L168 Benchmark]: BuchiAutomizer took 16457.17 ms. Allocated memory was 96.5 MB in the beginning and 209.7 MB in the end (delta: 113.2 MB). Free memory was 57.5 MB in the beginning and 139.0 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:34:32,333 INFO L168 Benchmark]: Witness Printer took 3.08 ms. Allocated memory is still 209.7 MB. Free memory was 139.0 MB in the beginning and 137.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:34:32,335 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 ms. Allocated memory is still 96.5 MB. Free memory was 54.1 MB in the beginning and 54.0 MB in the end (delta: 9.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 320.52 ms. Allocated memory is still 96.5 MB. Free memory was 68.4 MB in the beginning and 74.2 MB in the end (delta: -5.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.46 ms. Allocated memory is still 96.5 MB. Free memory was 74.2 MB in the beginning and 72.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.82 ms. Allocated memory is still 96.5 MB. Free memory was 72.9 MB in the beginning and 71.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 658.49 ms. Allocated memory is still 96.5 MB. Free memory was 71.8 MB in the beginning and 57.5 MB in the end (delta: 14.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 16457.17 ms. Allocated memory was 96.5 MB in the beginning and 209.7 MB in the end (delta: 113.2 MB). Free memory was 57.5 MB in the beginning and 139.0 MB in the end (delta: -81.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.08 ms. Allocated memory is still 209.7 MB. Free memory was 139.0 MB in the beginning and 137.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program 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 16.3s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 12.3s. Construction of modules took 0.5s. Büchi inclusion checks took 3.2s. 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: 111ms 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...