./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/gcnr2008.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/gcnr2008.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 153d29cc59a928b964d34eac87caede5c68a6fb0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.25-f470102 [2019-12-07 13:11:57,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:11:57,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:11:57,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:11:57,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:11:57,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:11:57,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:11:57,042 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:11:57,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:11:57,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:11:57,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:11:57,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:11:57,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:11:57,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:11:57,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:11:57,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:11:57,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:11:57,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:11:57,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:11:57,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:11:57,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:11:57,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:11:57,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:11:57,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:11:57,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:11:57,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:11:57,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:11:57,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:11:57,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:11:57,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:11:57,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:11:57,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:11:57,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:11:57,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:11:57,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:11:57,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:11:57,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:11:57,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:11:57,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:11:57,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:11:57,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:11:57,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 13:11:57,073 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:11:57,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:11:57,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:11:57,074 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 13:11:57,074 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 13:11:57,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 13:11:57,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 13:11:57,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:11:57,076 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 13:11:57,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:11:57,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:11:57,077 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:11:57,077 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 13:11:57,078 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 13:11:57,078 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 153d29cc59a928b964d34eac87caede5c68a6fb0 [2019-12-07 13:11:57,177 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:11:57,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:11:57,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:11:57,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:11:57,188 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:11:57,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/../../sv-benchmarks/c/loop-lit/gcnr2008.i [2019-12-07 13:11:57,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/data/02c897e6e/4fe04bd9a56744679c33ba6bd8ffb088/FLAG5d02655ef [2019-12-07 13:11:57,614 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:11:57,614 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/sv-benchmarks/c/loop-lit/gcnr2008.i [2019-12-07 13:11:57,618 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/data/02c897e6e/4fe04bd9a56744679c33ba6bd8ffb088/FLAG5d02655ef [2019-12-07 13:11:58,007 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/data/02c897e6e/4fe04bd9a56744679c33ba6bd8ffb088 [2019-12-07 13:11:58,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:11:58,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:11:58,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:11:58,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:11:58,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:11:58,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1f4a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58, skipping insertion in model container [2019-12-07 13:11:58,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:11:58,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:11:58,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:11:58,160 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:11:58,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:11:58,217 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:11:58,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58 WrapperNode [2019-12-07 13:11:58,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:11:58,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:11:58,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:11:58,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:11:58,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:11:58,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:11:58,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:11:58,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:11:58,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... [2019-12-07 13:11:58,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:11:58,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:11:58,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:11:58,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:11:58,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:11:58,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:11:58,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:11:58,401 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:11:58,401 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 13:11:58,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:11:58 BoogieIcfgContainer [2019-12-07 13:11:58,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:11:58,403 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 13:11:58,403 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 13:11:58,405 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 13:11:58,405 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:11:58,405 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 01:11:58" (1/3) ... [2019-12-07 13:11:58,406 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d008c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:11:58, skipping insertion in model container [2019-12-07 13:11:58,407 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:11:58,407 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:11:58" (2/3) ... [2019-12-07 13:11:58,407 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d008c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 01:11:58, skipping insertion in model container [2019-12-07 13:11:58,407 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 13:11:58,407 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:11:58" (3/3) ... [2019-12-07 13:11:58,408 INFO L371 chiAutomizerObserver]: Analyzing ICFG gcnr2008.i [2019-12-07 13:11:58,437 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 13:11:58,437 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 13:11:58,437 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 13:11:58,437 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:11:58,437 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:11:58,437 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 13:11:58,438 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:11:58,438 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 13:11:58,446 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-12-07 13:11:58,459 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:11:58,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:11:58,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:11:58,464 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 13:11:58,464 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 13:11:58,464 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 13:11:58,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-12-07 13:11:58,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-12-07 13:11:58,465 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:11:58,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:11:58,466 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 13:11:58,466 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-12-07 13:11:58,471 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 10#L13-2true [2019-12-07 13:11:58,471 INFO L796 eck$LassoCheckResult]: Loop: 10#L13-2true assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 15#L14true assume 0 != main_#t~nondet2;havoc main_#t~nondet2;main_~x~0 := 1 + main_~x~0;main_~y~0 := 100 + main_~y~0; 7#L22-2true main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 10#L13-2true [2019-12-07 13:11:58,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:58,475 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-12-07 13:11:58,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:58,481 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124585806] [2019-12-07 13:11:58,481 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,546 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:58,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:58,547 INFO L82 PathProgramCache]: Analyzing trace with hash 39837, now seen corresponding path program 1 times [2019-12-07 13:11:58,547 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:58,548 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522232229] [2019-12-07 13:11:58,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,564 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:58,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:58,566 INFO L82 PathProgramCache]: Analyzing trace with hash 963358, now seen corresponding path program 1 times [2019-12-07 13:11:58,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:58,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328149019] [2019-12-07 13:11:58,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:58,588 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:58,636 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:11:58,637 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:11:58,637 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:11:58,637 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:11:58,637 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:11:58,637 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,637 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:11:58,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:11:58,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-12-07 13:11:58,637 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:11:58,637 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:11:58,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,738 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:11:58,738 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:11:58,743 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,750 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:11:58,750 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:11:58,756 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 13:11:58,757 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:11:58,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:11:58,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:11:58,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:11:58,757 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:11:58,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,758 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:11:58,758 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:11:58,758 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-12-07 13:11:58,758 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:11:58,758 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:11:58,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:58,823 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:11:58,827 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:11:58,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:11:58,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:11:58,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:11:58,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:11:58,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:11:58,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:11:58,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:11:58,838 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 13:11:58,843 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 13:11:58,843 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:58,847 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 13:11:58,847 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 13:11:58,847 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 13:11:58,848 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0) = -1*ULTIMATE.start_main_~y~0 + 10049 Supporting invariants [] [2019-12-07 13:11:58,851 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 13:11:58,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:11:58,879 INFO L264 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 13:11:58,879 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:11:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:11:58,886 INFO L264 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 13:11:58,886 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 13:11:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:11:58,920 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-12-07 13:11:58,921 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 4 states. [2019-12-07 13:11:58,970 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 4 states. Result 67 states and 87 transitions. Complement of second has 8 states. [2019-12-07 13:11:58,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 13:11:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 13:11:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2019-12-07 13:11:58,974 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 3 letters. [2019-12-07 13:11:58,975 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:11:58,976 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 3 letters. [2019-12-07 13:11:58,976 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:11:58,976 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 6 letters. [2019-12-07 13:11:58,976 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 13:11:58,977 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 87 transitions. [2019-12-07 13:11:58,982 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-12-07 13:11:58,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 24 states and 35 transitions. [2019-12-07 13:11:58,987 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2019-12-07 13:11:58,987 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2019-12-07 13:11:58,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 35 transitions. [2019-12-07 13:11:58,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 13:11:58,988 INFO L688 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2019-12-07 13:11:59,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 35 transitions. [2019-12-07 13:11:59,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2019-12-07 13:11:59,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-12-07 13:11:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 32 transitions. [2019-12-07 13:11:59,014 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-12-07 13:11:59,014 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-12-07 13:11:59,015 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 13:11:59,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 32 transitions. [2019-12-07 13:11:59,015 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-12-07 13:11:59,016 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 13:11:59,016 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 13:11:59,016 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-12-07 13:11:59,016 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-12-07 13:11:59,016 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-12-07 13:11:59,016 INFO L796 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-12-07 13:11:59,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:59,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-12-07 13:11:59,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:59,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508998403] [2019-12-07 13:11:59,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,024 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:59,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:59,024 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 1 times [2019-12-07 13:11:59,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:59,024 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737867257] [2019-12-07 13:11:59,024 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,032 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:59,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:11:59,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 1 times [2019-12-07 13:11:59,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:11:59,033 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067575989] [2019-12-07 13:11:59,033 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:11:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:11:59,046 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:11:59,072 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:11:59,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:11:59,072 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:11:59,073 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:11:59,073 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:11:59,073 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:59,073 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:11:59,073 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:11:59,073 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-12-07 13:11:59,073 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:11:59,073 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:11:59,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:59,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:59,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:59,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:11:59,138 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:11:59,138 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:59,142 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:11:59,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:11:59,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:11:59,147 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:59,151 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:11:59,151 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:11:59,159 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:11:59,159 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:00,259 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:00,259 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Honda state: {ULTIMATE.start_main_~y~0=-9995, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=5109, ULTIMATE.start_main_~w~0=-631} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10, ULTIMATE.start_main_~x~0=5120, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=-14336, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=9216, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:00,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:00,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:00,270 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:00,270 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:00,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:00,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:00,278 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:00,279 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-12-07 13:12:00,307 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:12:00,307 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:12:00,307 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:12:00,307 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:12:00,307 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:12:00,307 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:00,307 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:12:00,307 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:12:00,307 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-12-07 13:12:00,308 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:12:00,308 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:12:00,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:00,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:00,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:00,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:00,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:00,420 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:12:00,420 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:00,424 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:00,424 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:00,432 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:12:00,433 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:12,457 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-12-07 13:12:12,462 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:12:12,462 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:12:12,462 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:12:12,462 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:12:12,462 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 13:12:12,462 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,462 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:12:12,463 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:12:12,463 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-12-07 13:12:12,463 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:12:12,463 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:12:12,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:12,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:12,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:12,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:12,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:12,560 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:12:12,560 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,564 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:12:12,577 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-12-07 13:12:12,577 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 13:12:12,600 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,607 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:12:12,607 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:12,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,609 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:12:12,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:12:12,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:12:12,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:12:12,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,630 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 13:12:12,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 13:12:12,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:12,638 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,642 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,654 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 13:12:12,654 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:12:12,683 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,689 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:12:12,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,693 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,697 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 [2019-12-07 13:12:12,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,699 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:12,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,706 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,706 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:12,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,712 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,713 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:12,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,714 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:12,716 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,720 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,720 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:12,734 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 13:12:12,734 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 13:12:12,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,773 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:12,774 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 13:12:12,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,777 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,780 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 [2019-12-07 13:12:12,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,782 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:12,783 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:12,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:12,791 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:12,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,798 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:12,799 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:12,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,801 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:12,802 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,807 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:12,825 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 13:12:12,825 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 13:12:12,873 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,879 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,879 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:12,880 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 13:12:12,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,883 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:12,889 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:12,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,892 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:12,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,897 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:12,898 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:12,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,900 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 13:12:12,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,906 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:12,907 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:12,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,909 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:12,910 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,913 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 [2019-12-07 13:12:12,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:12,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:12,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,914 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,924 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-12-07 13:12:12,924 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 13:12:12,978 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,984 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:12,984 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:12,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,984 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:12,984 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:12:12,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:12,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:12,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:12,995 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:12,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:12,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:12,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:12,995 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:12,996 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:12,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:12,998 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,001 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 [2019-12-07 13:12:13,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,003 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,003 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:13,004 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:13,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,011 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,011 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,011 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 13:12:13,012 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 13:12:13,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:13,014 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,019 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:12:13,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,019 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,032 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 13:12:13,032 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 13:12:13,148 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,154 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:12:13,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,154 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,154 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,155 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 13:12:13,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,166 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:12:13,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,167 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,170 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,175 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,175 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:12:13,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,175 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,176 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,178 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,183 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,183 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 13:12:13,183 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,184 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,186 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:13,187 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,189 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 [2019-12-07 13:12:13,191 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,191 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,192 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,192 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:13,207 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-12-07 13:12:13,208 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-12-07 13:12:13,446 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,451 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,452 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,452 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:13,454 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-12-07 13:12:13,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,464 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,469 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,469 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,469 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:13,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:13,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,475 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,480 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,481 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:13,481 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:13,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,491 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 13:12:13,491 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 13:12:13,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,495 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:13,496 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,501 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,502 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,502 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,515 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-12-07 13:12:13,515 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-12-07 13:12:13,573 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,578 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,578 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,579 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-12-07 13:12:13,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,588 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,588 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,588 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,589 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,602 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,603 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 13:12:13,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 13:12:13,611 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 13:12:13,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,613 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:13,614 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,618 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,618 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,618 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:12:13,635 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-12-07 13:12:13,635 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-12-07 13:12:13,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,759 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,759 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,760 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 13:12:13,760 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:12:13,761 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 13:12:13,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,775 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,775 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:12:13,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:12:13,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,780 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:13,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,785 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,785 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:12:13,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:12:13,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,790 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 13:12:13,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 13:12:13,796 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 13:12:13,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 13:12:13,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 13:12:13,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 13:12:13,796 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 13:12:13,797 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 13:12:13,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 13:12:13,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 13:12:13,800 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 13:12:13,800 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-12-07 13:12:13,800 INFO L796 eck$LassoCheckResult]: Loop: 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-12-07 13:12:13,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:13,801 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 2 times [2019-12-07 13:12:13,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:13,801 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808949697] [2019-12-07 13:12:13,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,813 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:12:13,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:13,813 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 2 times [2019-12-07 13:12:13,813 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:13,814 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788759865] [2019-12-07 13:12:13,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,821 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:12:13,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:12:13,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1639530102, now seen corresponding path program 3 times [2019-12-07 13:12:13,821 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:12:13,821 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027153459] [2019-12-07 13:12:13,822 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:12:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 13:12:13,860 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 13:12:13,883 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:12:13,883 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:12:13,883 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:12:13,883 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:12:13,883 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:12:13,883 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,883 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:12:13,883 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:12:13,883 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-12-07 13:12:13,883 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:12:13,884 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:12:13,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:13,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:13,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:13,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:13,952 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:12:13,952 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,955 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:13,955 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:13,958 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:13,958 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:13,964 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:13,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:12:13,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:16,406 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:16,406 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Honda state: {ULTIMATE.start_main_~y~0=-16207, ULTIMATE.start_main_~z~0=0, ULTIMATE.start_main_~x~0=4780, ULTIMATE.start_main_~w~0=933} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-3832, ULTIMATE.start_main_~x~0=-32, ULTIMATE.start_main_~w~0=1}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=-1921, ULTIMATE.start_main_~x~0=-16, ULTIMATE.start_main_~w~0=0}, {ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=5763, ULTIMATE.start_main_~x~0=48, ULTIMATE.start_main_~w~0=0}] Lambdas: [1, 4, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:16,413 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:16,413 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:16,416 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:16,416 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:16,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:16,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:16,423 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:16,423 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-12-07 13:12:16,457 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 13:12:16,457 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 13:12:16,457 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 13:12:16,457 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 13:12:16,457 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 13:12:16,457 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:16,457 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 13:12:16,457 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 13:12:16,457 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-12-07 13:12:16,457 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 13:12:16,457 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 13:12:16,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:16,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:16,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:16,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:16,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 13:12:16,538 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 13:12:16,538 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:16,540 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:16,541 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:16,543 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:16,543 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_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:16,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:16,546 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/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 [2019-12-07 13:12:16,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 13:12:16,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:26,805 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:26,805 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0} Honda state: {ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=0, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10} Generalized eigenvectors: [{ULTIMATE.start_main_~w~0=1, ULTIMATE.start_main_~x~0=1407, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=10}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=1, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}, {ULTIMATE.start_main_~w~0=0, ULTIMATE.start_main_~x~0=-1408, ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~z~0=0}] Lambdas: [1, 1409, 1] Nus: [0, 1] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:26,813 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:26,813 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:26,816 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:26,816 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:26,819 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:26,819 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:26,822 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:26,822 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=7} Honda state: {ULTIMATE.start_main_#t~nondet1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 13:12:26,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 13:12:26,826 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 13:12:26,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 13:12:26,829 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2019-12-07 13:12:26,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 01:12:26 BoogieIcfgContainer [2019-12-07 13:12:26,845 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 13:12:26,845 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:12:26,845 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:12:26,845 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:12:26,845 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:11:58" (3/4) ... [2019-12-07 13:12:26,847 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-12-07 13:12:26,873 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5e1f1a0f-e2e6-4956-aeda-334d7f511feb/bin/uautomizer/witness.graphml [2019-12-07 13:12:26,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:12:26,874 INFO L168 Benchmark]: Toolchain (without parser) took 28862.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -86.1 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:26,874 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:12:26,875 INFO L168 Benchmark]: CACSL2BoogieTranslator took 203.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:26,875 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:12:26,875 INFO L168 Benchmark]: Boogie Preprocessor took 13.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:12:26,875 INFO L168 Benchmark]: RCFGBuilder took 148.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:26,876 INFO L168 Benchmark]: BuchiAutomizer took 28442.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 51.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.7 MB). Peak memory consumption was 249.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:26,876 INFO L168 Benchmark]: Witness Printer took 28.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:12:26,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 203.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 96.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 148.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 28442.00 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 51.9 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.7 MB). Peak memory consumption was 249.2 MB. Max. memory is 11.5 GB. * Witness Printer took 28.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function -1 * y + 10049 and consists of 5 locations. The remainder module has 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 28.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 28.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 21 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 21 SDslu, 22 SDs, 0 SdLazy, 22 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf97 lsp52 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq159 hnf93 smp100 dnf126 smp100 tf107 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 19ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 12.7s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - GeometricNonTerminationArgumentResult [Line: 14]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7405e57f=0, \result=0, w=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e01fd5b=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56df5cbf=0, z=0, x=0, y=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7405e57f=0, \result=0, w=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e01fd5b=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56df5cbf=0, z=10, x=0, y=0} For i>1, the state at position i is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7405e57f=0 + sum_{k=0}^i 0, \result=0 + sum_{k=0}^i 0, w=1 + sum_{k=0}^i 1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3e01fd5b=7 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56df5cbf=0 + sum_{k=0}^i 0, z=10 + sum_{k=0}^i 10, x=0 + sum_{k=0}^i 1407 + 1*1409^k + -1408 + -1408*k*1409^(k-1), y=0 + sum_{k=0}^i 0} - StatisticsResult: NonterminationArgumentStatistics Unbounded Execution 3GEVs Lambdas: [1, 1409, 1] Mus: [0, 1] - NonterminatingLassoResult [Line: 14]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L11] int x,y,z,w; [L12] EXPR w = 0 [L12] EXPR z = w = 0 [L12] EXPR y = z = w = 0 [L12] x = y = z = w = 0 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 Loop: [L14] COND FALSE !(__VERIFIER_nondet_int()) [L17] COND FALSE !(__VERIFIER_nondet_int()) [L22] COND FALSE !(y > 10*w && z >= 100*x) [L25] w = w + 1 [L26] z = z + 10 [L13] COND TRUE __VERIFIER_nondet_int() && y < 10000 End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...