./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b46e33ca50e9f914cee262a77e37684667303674 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:46:29,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:46:29,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:46:29,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:46:29,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:46:29,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:46:29,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:46:29,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:46:29,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:46:29,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:46:29,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:46:29,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:46:29,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:46:29,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:46:29,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:46:29,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:46:29,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:46:29,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:46:29,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:46:29,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:46:29,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:46:29,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:46:29,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:46:29,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:46:29,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:46:29,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:46:29,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:46:29,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:46:29,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:46:29,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:46:29,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:46:29,560 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:46:29,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:46:29,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:46:29,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:46:29,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:46:29,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:46:29,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:46:29,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:46:29,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:46:29,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:46:29,573 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-11-29 19:46:29,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:46:29,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:46:29,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:46:29,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:46:29,627 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:46:29,627 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 19:46:29,628 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 19:46:29,628 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 19:46:29,628 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 19:46:29,628 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 19:46:29,630 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 19:46:29,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:46:29,630 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:46:29,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:46:29,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:46:29,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 19:46:29,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 19:46:29,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 19:46:29,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:46:29,632 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 19:46:29,632 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:46:29,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 19:46:29,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:46:29,633 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:46:29,633 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 19:46:29,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:46:29,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:46:29,634 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:46:29,634 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 19:46:29,636 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 19:46:29,636 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_7bbb6062-aa2e-4316-b40b-7ea41776b450/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b46e33ca50e9f914cee262a77e37684667303674 [2020-11-29 19:46:29,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:46:29,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:46:29,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:46:29,997 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:46:29,998 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:46:30,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/../../sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2020-11-29 19:46:30,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/data/d12a9c4dd/0980a02bc2694529bf2fc13ffea62738/FLAGc5d82b362 [2020-11-29 19:46:30,815 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:46:30,816 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/sv-benchmarks/c/termination-restricted-15/MirrorIntervSim.c [2020-11-29 19:46:30,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/data/d12a9c4dd/0980a02bc2694529bf2fc13ffea62738/FLAGc5d82b362 [2020-11-29 19:46:31,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/data/d12a9c4dd/0980a02bc2694529bf2fc13ffea62738 [2020-11-29 19:46:31,165 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:46:31,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:46:31,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:46:31,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:46:31,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:46:31,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2c2923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31, skipping insertion in model container [2020-11-29 19:46:31,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:46:31,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:46:31,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:46:31,430 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:46:31,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:46:31,468 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:46:31,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31 WrapperNode [2020-11-29 19:46:31,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:46:31,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:46:31,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:46:31,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:46:31,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:46:31,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:46:31,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:46:31,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:46:31,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,517 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... [2020-11-29 19:46:31,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:46:31,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:46:31,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:46:31,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:46:31,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:31,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:46:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:46:31,768 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:46:31,769 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-29 19:46:31,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:46:31 BoogieIcfgContainer [2020-11-29 19:46:31,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:46:31,772 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 19:46:31,773 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 19:46:31,777 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 19:46:31,778 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:46:31,778 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 07:46:31" (1/3) ... [2020-11-29 19:46:31,779 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a2fbbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:46:31, skipping insertion in model container [2020-11-29 19:46:31,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:46:31,780 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:46:31" (2/3) ... [2020-11-29 19:46:31,780 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@a2fbbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:46:31, skipping insertion in model container [2020-11-29 19:46:31,780 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:46:31,781 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:46:31" (3/3) ... [2020-11-29 19:46:31,782 INFO L373 chiAutomizerObserver]: Analyzing ICFG MirrorIntervSim.c [2020-11-29 19:46:31,859 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 19:46:31,859 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 19:46:31,859 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 19:46:31,859 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:46:31,860 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:46:31,860 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 19:46:31,860 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:46:31,860 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 19:46:31,876 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-11-29 19:46:31,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 19:46:31,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:46:31,900 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:46:31,908 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-11-29 19:46:31,908 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 19:46:31,908 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 19:46:31,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-11-29 19:46:31,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 19:46:31,912 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:46:31,912 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:46:31,912 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-11-29 19:46:31,913 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-11-29 19:46:31,921 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true [2020-11-29 19:46:31,922 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2020-11-29 19:46:31,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:31,930 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2020-11-29 19:46:31,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:31,942 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130833651] [2020-11-29 19:46:31,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,041 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,052 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,073 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:32,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:32,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 1 times [2020-11-29 19:46:32,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:32,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674616588] [2020-11-29 19:46:32,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,098 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,109 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,112 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:32,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:32,123 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 1 times [2020-11-29 19:46:32,124 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:32,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961601897] [2020-11-29 19:46:32,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,135 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:32,140 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:32,143 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:32,318 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2020-11-29 19:46:32,365 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:32,366 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:32,366 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:32,366 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:32,367 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 19:46:32,367 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:32,367 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:32,367 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:32,367 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2020-11-29 19:46:32,367 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:32,368 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:32,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,562 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:32,564 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:32,575 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:32,575 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 19:46:32,585 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:32,586 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:32,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:32,628 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 19:46:32,635 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:32,635 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:32,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:32,676 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 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:32,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 19:46:32,724 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:32,785 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 19:46:32,787 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:32,788 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:32,788 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:32,788 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:32,788 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 19:46:32,788 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:32,788 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:32,788 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:32,788 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2020-11-29 19:46:32,789 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:32,789 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:32,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:32,971 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:32,975 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:32,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:32,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:32,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:32,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:32,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:33,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:33,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,011 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:33,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:33,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:33,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,133 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:33,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:33,138 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:33,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,144 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:33,178 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:33,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,189 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,199 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:33,200 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,209 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:33,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,253 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,268 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:33,268 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:33,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,316 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:33,316 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:33,320 INFO L402 nArgumentSynthesizer]: A total of 0 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 19:46:33,328 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:33,363 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:33,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:33,378 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:33,378 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:33,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,427 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:33,432 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:33,432 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:33,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:33,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:33,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,484 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:33,484 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:33,488 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:33,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:33,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:33,526 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,532 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:33,537 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:33,538 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:33,546 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,595 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:33,607 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:33,607 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:33,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:33,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:33,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:33,669 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:33,674 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:33,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:33,687 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:33,717 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:33,721 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:33,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,725 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:33,725 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:33,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:33,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:33,782 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:33,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:33,782 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,801 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:33,801 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:33,816 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:33,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:33,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:33,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:33,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:33,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:33,924 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:33,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:33,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:33,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:33,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:33,986 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:34,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:34,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,003 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:34,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,003 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,026 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:34,026 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:34,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:34,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,081 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,081 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:34,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,081 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:34,086 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:34,086 INFO L402 nArgumentSynthesizer]: A total of 4 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 19:46:34,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,138 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,138 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:34,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:34,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,138 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:34,139 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:34,143 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:34,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:34,192 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,200 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,201 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:34,208 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:34,208 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,259 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,259 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:34,265 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:34,265 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:34,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:34,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,324 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:34,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,324 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:34,325 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:34,330 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:34,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:34,387 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:34,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:34,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,400 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:34,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,401 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,422 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:34,422 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:34,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:34,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:34,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,479 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:34,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:34,484 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:34,484 INFO L402 nArgumentSynthesizer]: A total of 4 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 19:46:34,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:34,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,532 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:34,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:34,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,533 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:34,533 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:34,536 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:34,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:34,578 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,584 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,584 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,584 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:34,593 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:34,593 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,603 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:34,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,638 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:34,638 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:34,646 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:34,646 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-11-29 19:46:34,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:34,703 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:34,704 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:34,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:34,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:34,704 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:34,704 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:34,709 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:34,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,722 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:34,773 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:34,774 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:34,774 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:34,774 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:34,774 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 19:46:34,774 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,774 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:34,774 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:34,774 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2020-11-29 19:46:34,775 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:34,775 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:34,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:34,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:34,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:34,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:34,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:34,880 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:34,881 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,884 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:34,884 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:34,889 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:34,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:34,927 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:34,930 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,969 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:34,969 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,976 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:34,976 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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) [2020-11-29 19:46:34,999 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:34,999 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 19:46:35,001 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-29 19:46:35,002 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:35,025 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:35,025 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:35,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 19:46:35,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 19:46:35,090 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 19:46:35,091 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:35,091 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:35,091 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:35,091 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:35,092 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 19:46:35,092 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:35,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:35,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Lasso [2020-11-29 19:46:35,092 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:35,092 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:35,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:35,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:35,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:35,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:35,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:35,202 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:35,203 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:35,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:35,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:35,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:35,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,267 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:35,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:35,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:35,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,278 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:35,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:35,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:35,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-11-29 19:46:35,317 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/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 19:46:35,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:35,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 19:46:35,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:35,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:35,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 19:46:35,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,405 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:35,424 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,429 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:35,431 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:35,431 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:35,448 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,474 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:35,474 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:35,476 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:35,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,502 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:35,505 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:35,505 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:35,508 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,533 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:35,533 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 19:46:35,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,554 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:35,591 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 19:46:35,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,593 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:35,594 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 19:46:35,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,596 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:35,618 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:35,627 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:35,627 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:35,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,664 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:35,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:35,668 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:35,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,675 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,699 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:35,705 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:35,705 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:35,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,772 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:35,773 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:35,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,799 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:35,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:35,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:35,822 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:35,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:35,828 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:35,828 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:35,840 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,866 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:35,866 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:35,868 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:35,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:35,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,916 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:35,919 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:35,919 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:35,932 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:35,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:35,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:35,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:35,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:35,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:35,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:35,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 19:46:35,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:35,975 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:36,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,015 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,016 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 19:46:36,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,019 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:36,052 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,062 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,063 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,063 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:36,066 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:36,066 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,072 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,112 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,112 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:36,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:36,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:36,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,122 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,150 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,150 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:36,153 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:36,153 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:36,157 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:36,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 19:46:36,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:36,190 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:36,215 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-11-29 19:46:36,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:36,217 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:36,251 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,267 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,267 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:36,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,272 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:36,272 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,318 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:36,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,318 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:36,318 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,322 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:36,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:36,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,376 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,376 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:36,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,376 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,380 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:36,381 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:36,389 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,428 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:36,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,429 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,430 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:36,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,472 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,473 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:36,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,473 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,474 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:36,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,478 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:36,511 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,524 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,524 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:36,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,524 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,529 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:36,529 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,540 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:36,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,593 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:36,593 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,598 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:36,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,656 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:36,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,657 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,661 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:36,662 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,713 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:36,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,713 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,715 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 19:46:36,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,760 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:36,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,761 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:36,762 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-11-29 19:46:36,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:36,801 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,809 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,814 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:36,814 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,856 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,856 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,856 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:36,856 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,860 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:36,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:36,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:36,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,900 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,900 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,904 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:36,904 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:36,912 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:36,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:36,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:36,953 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:36,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:36,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:36,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:36,954 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:36,955 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:36,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:36,960 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:37,004 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,004 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:37,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:37,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:37,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:37,042 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:37,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,052 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:37,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,052 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:37,058 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:37,058 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,067 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,109 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,110 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:37,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,110 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:37,110 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:37,115 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:37,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,171 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,172 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:37,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,172 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:37,178 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:37,178 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,188 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:37,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,229 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:37,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:37,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:37,280 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:37,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,280 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:37,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:37,285 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:37,319 INFO L473 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-11-29 19:46:37,319 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2020-11-29 19:46:37,319 INFO L796 eck$LassoCheckResult]: Loop: 10#L10-1true assume !!(0 != main_~i~0); 3#L10true assume !(-5 <= main_~i~0 && main_~i~0 <= 35);main_~i~0 := 0; 10#L10-1true [2020-11-29 19:46:37,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:37,320 INFO L82 PathProgramCache]: Analyzing trace with hash 31088, now seen corresponding path program 2 times [2020-11-29 19:46:37,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:37,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953478760] [2020-11-29 19:46:37,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:37,324 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:37,327 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:37,331 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:37,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:37,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1297, now seen corresponding path program 2 times [2020-11-29 19:46:37,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:37,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774174741] [2020-11-29 19:46:37,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:37,343 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:37,355 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:37,356 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:37,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:37,357 INFO L82 PathProgramCache]: Analyzing trace with hash 29875904, now seen corresponding path program 3 times [2020-11-29 19:46:37,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:37,358 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691896969] [2020-11-29 19:46:37,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:46:37,418 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691896969] [2020-11-29 19:46:37,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:46:37,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:46:37,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850049013] [2020-11-29 19:46:37,455 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:37,456 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:37,456 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:37,456 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:37,456 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 19:46:37,456 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,456 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:37,456 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:37,456 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2020-11-29 19:46:37,456 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:37,456 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:37,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,541 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:37,542 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 19:46:37,546 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 19:46:37,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 19:46:37,629 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 19:46:37,631 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 19:46:37,631 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 19:46:37,631 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 19:46:37,631 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 19:46:37,631 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 19:46:37,631 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,631 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 19:46:37,631 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 19:46:37,631 INFO L133 ssoRankerPreferences]: Filename of dumped script: MirrorIntervSim.c_Iteration1_Loop [2020-11-29 19:46:37,631 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 19:46:37,631 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 19:46:37,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 19:46:37,731 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 19:46:37,731 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:37,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,736 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:37,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:37,738 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-29 19:46:37,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,741 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:37,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:37,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,787 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:37,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 19:46:37,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:37,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:37,865 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:37,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,871 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:37,871 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:37,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:37,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,877 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:37,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:37,919 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:37,920 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:37,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:37,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:37,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:37,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:37,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:37,966 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:37,967 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:37,972 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,006 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,011 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,011 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,014 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:38,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:38,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,042 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,045 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,045 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:38,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,074 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,078 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,078 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,084 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,114 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,118 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,121 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:38,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:38,125 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,148 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,154 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:38,154 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:38,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 19:46:38,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,192 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,195 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:38,195 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:38,200 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,220 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,223 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,223 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,224 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:38,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-11-29 19:46:38,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:38,235 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,261 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:38,263 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:38,263 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:38,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,294 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,294 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-11-29 19:46:38,296 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-11-29 19:46:38,296 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-11-29 19:46:38,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,320 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:38,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,324 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,329 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:38,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:38,344 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,374 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:38,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,377 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,378 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:38,388 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,429 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,429 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-11-29 19:46:38,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,430 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,432 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,433 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-11-29 19:46:38,444 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,473 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,477 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,477 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,482 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2020-11-29 19:46:38,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 19:46:38,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,541 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,542 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,545 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:38,545 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:38,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,605 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,605 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,606 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-11-29 19:46:38,610 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-11-29 19:46:38,610 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-11-29 19:46:38,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,654 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,660 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,661 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,661 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,664 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2020-11-29 19:46:38,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,719 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,719 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,719 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,723 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,723 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,784 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-11-29 19:46:38,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,784 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-11-29 19:46:38,787 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,787 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,794 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:38,826 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 19:46:38,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,835 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-29 19:46:38,835 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:38,839 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-11-29 19:46:38,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of 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 19:46:38,900 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,900 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,900 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:38,905 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:38,906 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 19:46:38,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 19:46:38,955 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-11-29 19:46:38,955 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-11-29 19:46:38,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 19:46:38,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 19:46:38,956 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-11-29 19:46:38,961 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-11-29 19:46:38,961 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 19:46:38,970 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-11-29 19:46:39,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:46:39,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 19:46:39,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 19:46:39,020 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 3 states. [2020-11-29 19:46:39,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:46:39,063 INFO L93 Difference]: Finished difference Result 10 states and 13 transitions. [2020-11-29 19:46:39,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 19:46:39,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 13 transitions. [2020-11-29 19:46:39,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 19:46:39,068 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 5 states and 7 transitions. [2020-11-29 19:46:39,069 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2020-11-29 19:46:39,070 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2020-11-29 19:46:39,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 7 transitions. [2020-11-29 19:46:39,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 19:46:39,071 INFO L691 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2020-11-29 19:46:39,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states and 7 transitions. [2020-11-29 19:46:39,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2020-11-29 19:46:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-29 19:46:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 7 transitions. [2020-11-29 19:46:39,095 INFO L714 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2020-11-29 19:46:39,095 INFO L594 BuchiCegarLoop]: Abstraction has 5 states and 7 transitions. [2020-11-29 19:46:39,095 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 19:46:39,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5 states and 7 transitions. [2020-11-29 19:46:39,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2020-11-29 19:46:39,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:46:39,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:46:39,096 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-11-29 19:46:39,096 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-11-29 19:46:39,097 INFO L794 eck$LassoCheckResult]: Stem: 39#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_~i~0;havoc main_~i~0;main_~i~0 := main_#t~nondet0;havoc main_#t~nondet0; 40#L10-1 [2020-11-29 19:46:39,097 INFO L796 eck$LassoCheckResult]: Loop: 40#L10-1 assume !!(0 != main_~i~0); 37#L10 assume -5 <= main_~i~0 && main_~i~0 <= 35; 38#L11 assume main_~i~0 < 0;main_~i~0 := -5; 40#L10-1 [2020-11-29 19:46:39,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:39,097 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2020-11-29 19:46:39,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:39,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898841472] [2020-11-29 19:46:39,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:39,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,101 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,102 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,103 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:39,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:39,104 INFO L82 PathProgramCache]: Analyzing trace with hash 39820, now seen corresponding path program 1 times [2020-11-29 19:46:39,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:39,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125000295] [2020-11-29 19:46:39,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,109 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,111 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,112 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:39,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:46:39,113 INFO L82 PathProgramCache]: Analyzing trace with hash 963341, now seen corresponding path program 1 times [2020-11-29 19:46:39,113 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:46:39,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26840370] [2020-11-29 19:46:39,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:46:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,117 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:46:39,120 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:46:39,121 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:46:39,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 07:46:39 BoogieIcfgContainer [2020-11-29 19:46:39,201 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 19:46:39,202 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:46:39,202 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:46:39,202 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:46:39,203 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:46:31" (3/4) ... [2020-11-29 19:46:39,205 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 19:46:39,273 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7bbb6062-aa2e-4316-b40b-7ea41776b450/bin/uautomizer/witness.graphml [2020-11-29 19:46:39,273 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:46:39,274 INFO L168 Benchmark]: Toolchain (without parser) took 8107.18 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 85.0 MB in the beginning and 81.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,275 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:39,275 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.50 ms. Allocated memory is still 115.3 MB. Free memory was 84.9 MB in the beginning and 94.2 MB in the end (delta: -9.3 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.93 ms. Allocated memory is still 115.3 MB. Free memory was 94.2 MB in the beginning and 92.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,276 INFO L168 Benchmark]: Boogie Preprocessor took 20.64 ms. Allocated memory is still 115.3 MB. Free memory was 92.9 MB in the beginning and 92.3 MB in the end (delta: 650.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:46:39,276 INFO L168 Benchmark]: RCFGBuilder took 245.38 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 83.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,278 INFO L168 Benchmark]: BuchiAutomizer took 7428.90 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 83.1 MB in the beginning and 83.0 MB in the end (delta: 107.8 kB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,279 INFO L168 Benchmark]: Witness Printer took 71.43 ms. Allocated memory is still 138.4 MB. Free memory was 83.0 MB in the beginning and 81.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:46:39,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 81.8 MB. Free memory was 41.2 MB in the beginning and 41.1 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 300.50 ms. Allocated memory is still 115.3 MB. Free memory was 84.9 MB in the beginning and 94.2 MB in the end (delta: -9.3 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.93 ms. Allocated memory is still 115.3 MB. Free memory was 94.2 MB in the beginning and 92.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.64 ms. Allocated memory is still 115.3 MB. Free memory was 92.9 MB in the beginning and 92.3 MB in the end (delta: 650.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 245.38 ms. Allocated memory is still 115.3 MB. Free memory was 92.3 MB in the beginning and 83.7 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 7428.90 ms. Allocated memory was 115.3 MB in the beginning and 138.4 MB in the end (delta: 23.1 MB). Free memory was 83.1 MB in the beginning and 83.0 MB in the end (delta: 107.8 kB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * Witness Printer took 71.43 ms. Allocated memory is still 138.4 MB. Free memory was 83.0 MB in the beginning and 81.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 7.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 5 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 12 SDtfs, 3 SDslu, 0 SDs, 0 SdLazy, 8 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital16 mio100 ax175 hnf92 lsp53 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq128 hnf94 smp100 dnf141 smp100 tf108 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 25ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6777a57a=0, \result=0, i=-5} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 9]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L6] int i; [L7] i = __VERIFIER_nondet_int() Loop: [L9] COND TRUE i != 0 [L10] COND TRUE -5 <= i && i <= 35 [L11] COND TRUE i < 0 [L12] i = -5 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...