./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.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_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 990c50250359c7452ab1ceec7da37e6f04bc6511 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:29:21,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:29:21,801 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:29:21,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:29:21,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:29:21,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:29:21,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:29:21,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:29:21,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:29:21,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:29:21,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:29:21,866 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:29:21,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:29:21,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:29:21,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:29:21,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:29:21,878 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:29:21,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:29:21,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:29:21,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:29:21,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:29:21,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:29:21,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:29:21,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:29:21,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:29:21,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:29:21,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:29:21,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:29:21,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:29:21,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:29:21,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:29:21,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:29:21,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:29:21,933 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:29:21,934 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:29:21,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:29:21,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:29:21,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:29:21,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:29:21,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:29:21,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:29:21,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 20:29:21,992 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:29:21,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:29:21,994 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:29:21,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:29:21,994 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:29:21,995 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:29:21,995 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:29:21,995 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:29:21,995 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:29:21,996 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:29:21,997 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:29:21,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:29:21,997 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:29:21,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:29:21,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:29:21,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:29:21,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:29:21,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:29:21,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:29:21,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:29:21,999 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:29:21,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:29:22,000 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:29:22,000 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:29:22,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:29:22,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:29:22,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:29:22,001 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:29:22,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:29:22,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:29:22,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:29:22,004 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:29:22,005 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:29:22,006 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_b20fafef-6459-42fe-b84a-d0154fcd3789/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 990c50250359c7452ab1ceec7da37e6f04bc6511 [2020-11-29 20:29:22,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:29:22,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:29:22,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:29:22,383 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:29:22,383 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:29:22,384 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2020-11-29 20:29:22,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/data/bf13876e5/8ea0c83c6bc1467486514e4f121a9225/FLAG29cb9bdba [2020-11-29 20:29:23,019 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:29:23,021 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2020-11-29 20:29:23,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/data/bf13876e5/8ea0c83c6bc1467486514e4f121a9225/FLAG29cb9bdba [2020-11-29 20:29:23,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/data/bf13876e5/8ea0c83c6bc1467486514e4f121a9225 [2020-11-29 20:29:23,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:29:23,367 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:29:23,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:29:23,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:29:23,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:29:23,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fd08c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23, skipping insertion in model container [2020-11-29 20:29:23,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:29:23,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:29:23,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:29:23,594 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:29:23,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:29:23,652 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:29:23,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23 WrapperNode [2020-11-29 20:29:23,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:29:23,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:29:23,655 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:29:23,655 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:29:23,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:29:23,691 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:29:23,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:29:23,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:29:23,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,704 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... [2020-11-29 20:29:23,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:29:23,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:29:23,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:29:23,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:29:23,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:29:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:29:23,805 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2020-11-29 20:29:23,805 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2020-11-29 20:29:23,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:29:23,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:29:23,806 INFO L130 BoogieDeclarations]: Found specification of procedure id [2020-11-29 20:29:23,806 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2020-11-29 20:29:24,271 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:29:24,278 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-29 20:29:24,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:29:24 BoogieIcfgContainer [2020-11-29 20:29:24,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:29:24,283 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:29:24,283 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:29:24,287 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:29:24,288 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:29:24,288 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:29:23" (1/3) ... [2020-11-29 20:29:24,290 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@545c6657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:29:24, skipping insertion in model container [2020-11-29 20:29:24,292 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:29:24,292 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:29:23" (2/3) ... [2020-11-29 20:29:24,294 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@545c6657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:29:24, skipping insertion in model container [2020-11-29 20:29:24,294 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:29:24,294 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:29:24" (3/3) ... [2020-11-29 20:29:24,296 INFO L373 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-1.c [2020-11-29 20:29:24,379 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:29:24,379 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:29:24,380 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:29:24,380 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:29:24,380 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:29:24,380 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:29:24,380 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:29:24,380 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:29:24,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states. [2020-11-29 20:29:24,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2020-11-29 20:29:24,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:29:24,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:29:24,436 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-11-29 20:29:24,436 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2020-11-29 20:29:24,436 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:29:24,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states. [2020-11-29 20:29:24,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2020-11-29 20:29:24,442 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:29:24,442 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:29:24,442 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2020-11-29 20:29:24,443 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2020-11-29 20:29:24,451 INFO L794 eck$LassoCheckResult]: Stem: 16#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(14);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 14#L-1true havoc main_#res;havoc main_#t~ret9, main_~input~0, main_~result~0;main_~input~0 := 5; 15#L21true call main_#t~ret9 := id(main_~input~0);< 20#idENTRYtrue [2020-11-29 20:29:24,451 INFO L796 eck$LassoCheckResult]: Loop: 20#idENTRYtrue ~x := #in~x; 9#L10true assume !(0 == ~x); 7#L11true call #t~ret7 := id2(~x - 1);< 8#id2ENTRYtrue ~x := #in~x; 5#L15true assume !(0 == ~x); 12#L16true call #t~ret8 := id(~x - 1);< 20#idENTRYtrue [2020-11-29 20:29:24,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:29:24,461 INFO L82 PathProgramCache]: Analyzing trace with hash 37824, now seen corresponding path program 1 times [2020-11-29 20:29:24,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:29:24,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523628335] [2020-11-29 20:29:24,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:29:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,613 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,658 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,688 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:29:24,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:29:24,694 INFO L82 PathProgramCache]: Analyzing trace with hash 1631116989, now seen corresponding path program 1 times [2020-11-29 20:29:24,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:29:24,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132644165] [2020-11-29 20:29:24,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:29:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,712 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,724 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,731 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:29:24,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:29:24,734 INFO L82 PathProgramCache]: Analyzing trace with hash 218457916, now seen corresponding path program 1 times [2020-11-29 20:29:24,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:29:24,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331362937] [2020-11-29 20:29:24,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:29:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,772 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:29:24,808 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:29:24,824 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:29:25,069 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:29:25,069 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:29:25,070 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:29:25,070 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:29:25,070 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:29:25,070 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:29:25,070 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:29:25,071 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-1.c_Iteration1_Loop [2020-11-29 20:29:25,071 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:29:25,071 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:29:25,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:25,224 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 20:29:25,431 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:29:25,433 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:25,441 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,441 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,452 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,452 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret8=0} Honda state: {id2_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:25,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,502 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,508 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,508 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret7=0} Honda state: {id_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:25,558 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,559 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,564 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,564 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,612 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,612 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:29:25,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:29:25,686 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,686 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-6} Honda state: {id_#in~x=-6} Generalized eigenvectors: [{id_#in~x=-2}, {id_#in~x=0}, {id_#in~x=0}] Lambdas: [1, 10, 3] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:25,737 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,737 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 20:29:25,741 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,742 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_~x=0} Honda state: {id2_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:25,789 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,790 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 20:29:25,794 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,794 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,831 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,831 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:29:25,834 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,834 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:25,862 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:29:25,862 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:29:25,871 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 20:29:25,871 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2020-11-29 20:29:26,161 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2020-11-29 20:29:26,283 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-11-29 20:29:26,390 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-11-29 20:29:26,484 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:29:26,484 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:29:26,484 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:29:26,484 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:29:26,485 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:29:26,485 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:26,485 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:29:26,485 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:29:26,485 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-1.c_Iteration1_Lasso [2020-11-29 20:29:26,485 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:29:26,485 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:29:26,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,520 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 20:29:26,522 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 20:29:26,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,534 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 20:29:26,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,684 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:26,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:29:27,179 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:29:27,185 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:27,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,255 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,310 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,357 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:27,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:27,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,533 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 20:29:27,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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) [2020-11-29 20:29:27,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:27,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:27,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:27,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:27,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:27,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:27,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:27,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:27,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:27,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:27,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:27,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:27,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:27,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:27,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:27,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:27,956 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:28,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,143 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,207 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,304 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,359 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,433 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 20:29:28,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,483 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 20:29:28,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 20:29:28,523 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,562 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:29:28,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:29:28,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:29:28,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:29:28,661 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/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 20:29:28,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:29:28,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:29:28,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:29:28,691 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 20:29:28,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:29:28,705 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-11-29 20:29:28,705 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 20:29:28,743 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:29:28,986 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2020-11-29 20:29:28,986 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 8 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b20fafef-6459-42fe-b84a-d0154fcd3789/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:29:28,990 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:29:28,996 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-11-29 20:29:28,997 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:29:28,998 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2020-11-29 20:29:29,071 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-11-29 20:29:29,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:29:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:29:29,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-29 20:29:29,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:29:29,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:29:29,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2020-11-29 20:29:29,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:29:29,393 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 20:29:29,412 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2020-11-29 20:29:29,414 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states. Second operand 8 states. [2020-11-29 20:29:29,848 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states.. Second operand 8 states. Result 56 states and 63 transitions. Complement of second has 23 states. [2020-11-29 20:29:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2020-11-29 20:29:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-11-29 20:29:29,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2020-11-29 20:29:29,854 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2020-11-29 20:29:29,855 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:29:29,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2020-11-29 20:29:29,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:29:29,856 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2020-11-29 20:29:29,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:29:29,857 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 63 transitions. [2020-11-29 20:29:29,863 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:29:29,866 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 0 states and 0 transitions. [2020-11-29 20:29:29,868 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 20:29:29,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 20:29:29,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 20:29:29,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:29:29,869 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:29:29,869 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:29:29,869 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:29:29,869 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 20:29:29,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:29:29,870 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:29:29,870 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 20:29:29,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:29:29 BoogieIcfgContainer [2020-11-29 20:29:29,876 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:29:29,877 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:29:29,877 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:29:29,877 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:29:29,878 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:29:24" (3/4) ... [2020-11-29 20:29:29,881 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 20:29:29,882 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:29:29,883 INFO L168 Benchmark]: Toolchain (without parser) took 6515.18 ms. Allocated memory was 81.8 MB in the beginning and 119.5 MB in the end (delta: 37.7 MB). Free memory was 47.9 MB in the beginning and 78.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:29:29,884 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 81.8 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:29:29,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.46 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 47.7 MB in the beginning and 76.8 MB in the end (delta: -29.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:29:29,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.05 ms. Allocated memory is still 98.6 MB. Free memory was 76.3 MB in the beginning and 75.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:29:29,886 INFO L168 Benchmark]: Boogie Preprocessor took 21.57 ms. Allocated memory is still 98.6 MB. Free memory was 75.2 MB in the beginning and 74.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:29:29,887 INFO L168 Benchmark]: RCFGBuilder took 567.66 ms. Allocated memory is still 98.6 MB. Free memory was 74.2 MB in the beginning and 62.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:29:29,888 INFO L168 Benchmark]: BuchiAutomizer took 5593.74 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.7 MB in the beginning and 79.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:29:29,888 INFO L168 Benchmark]: Witness Printer took 4.75 ms. Allocated memory is still 119.5 MB. Free memory was 79.1 MB in the beginning and 78.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:29:29,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 ms. Allocated memory is still 81.8 MB. Free memory was 54.5 MB in the beginning and 54.5 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.46 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 47.7 MB in the beginning and 76.8 MB in the end (delta: -29.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.05 ms. Allocated memory is still 98.6 MB. Free memory was 76.3 MB in the beginning and 75.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.57 ms. Allocated memory is still 98.6 MB. Free memory was 75.2 MB in the beginning and 74.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 567.66 ms. Allocated memory is still 98.6 MB. Free memory was 74.2 MB in the beginning and 62.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5593.74 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 62.7 MB in the beginning and 79.1 MB in the end (delta: -16.3 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Witness Printer took 4.75 ms. Allocated memory is still 119.5 MB. Free memory was 79.1 MB in the beginning and 78.0 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 20 SDslu, 17 SDs, 0 SdLazy, 59 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital72 mio100 ax100 hnf93 lsp87 ukn73 mio100 lsp71 div100 bol100 ite100 ukn100 eq199 hnf97 smp100 dnf255 smp41 tf102 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 310ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...