./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/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/loop-lit/gcnr2008.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 [2019-11-28 20:50:32,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:50:32,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:50:32,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:50:32,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:50:32,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:50:32,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:50:32,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:50:32,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:50:32,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:50:32,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:50:32,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:50:32,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:50:32,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:50:32,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:50:32,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:50:32,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:50:32,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:50:32,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:50:32,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:50:32,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:50:32,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:50:32,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:50:32,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:50:32,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:50:32,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:50:32,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:50:32,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:50:32,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:50:32,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:50:32,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:50:32,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:50:32,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:50:32,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:50:32,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:50:32,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:50:32,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:50:32,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:50:32,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:50:32,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:50:32,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:50:32,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:50:32,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:50:32,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:50:32,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:50:32,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:50:32,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:50:32,496 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:50:32,496 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:50:32,496 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:50:32,497 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:50:32,497 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:50:32,498 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:50:32,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:50:32,499 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:50:32,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:50:32,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:50:32,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:50:32,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:50:32,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:50:32,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:50:32,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:50:32,501 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:50:32,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:50:32,502 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:50:32,502 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:50:32,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:50:32,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:50:32,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:50:32,504 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:50:32,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:50:32,504 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:50:32,504 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:50:32,506 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:50:32,507 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:50:32,508 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2019-11-28 20:50:32,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:50:32,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:50:32,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:50:32,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:50:32,851 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:50:32,852 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gcnr2008.i [2019-11-28 20:50:32,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d101204d/61ecf366b1444e4dae44b8770ba8c16b/FLAG32fd272d6 [2019-11-28 20:50:33,358 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:50:33,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/gcnr2008.i [2019-11-28 20:50:33,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d101204d/61ecf366b1444e4dae44b8770ba8c16b/FLAG32fd272d6 [2019-11-28 20:50:33,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d101204d/61ecf366b1444e4dae44b8770ba8c16b [2019-11-28 20:50:33,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:50:33,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:50:33,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:50:33,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:50:33,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:50:33,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:50:33" (1/1) ... [2019-11-28 20:50:33,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:33, skipping insertion in model container [2019-11-28 20:50:33,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:50:33" (1/1) ... [2019-11-28 20:50:33,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:50:33,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:50:33,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:50:33,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:50:33,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:50:34,006 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:50:34,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34 WrapperNode [2019-11-28 20:50:34,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:50:34,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:50:34,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:50:34,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:50:34,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:50:34,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:50:34,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:50:34,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:50:34,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... [2019-11-28 20:50:34,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:50:34,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:50:34,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:50:34,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:50:34,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:34,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:50:34,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:50:34,341 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:50:34,342 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 20:50:34,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:50:34 BoogieIcfgContainer [2019-11-28 20:50:34,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:50:34,343 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:50:34,344 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:50:34,346 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:50:34,347 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:50:34,347 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:50:33" (1/3) ... [2019-11-28 20:50:34,348 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5208e8c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:50:34, skipping insertion in model container [2019-11-28 20:50:34,349 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:50:34,349 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:50:34" (2/3) ... [2019-11-28 20:50:34,349 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5208e8c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:50:34, skipping insertion in model container [2019-11-28 20:50:34,349 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:50:34,349 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:50:34" (3/3) ... [2019-11-28 20:50:34,351 INFO L371 chiAutomizerObserver]: Analyzing ICFG gcnr2008.i [2019-11-28 20:50:34,401 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:50:34,401 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:50:34,401 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:50:34,401 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:50:34,402 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:50:34,402 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:50:34,402 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:50:34,402 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:50:34,417 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 20:50:34,441 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:50:34,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:50:34,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:50:34,450 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 20:50:34,450 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 20:50:34,450 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:50:34,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 20:50:34,452 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:50:34,452 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:50:34,452 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:50:34,453 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 20:50:34,453 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2019-11-28 20:50:34,463 INFO L794 eck$LassoCheckResult]: Stem: 9#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 10#L13-2true [2019-11-28 20:50:34,464 INFO L796 eck$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 [2019-11-28 20:50:34,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:34,473 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 20:50:34,490 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:34,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667271866] [2019-11-28 20:50:34,491 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,656 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:34,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:34,658 INFO L82 PathProgramCache]: Analyzing trace with hash 39837, now seen corresponding path program 1 times [2019-11-28 20:50:34,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:34,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634460748] [2019-11-28 20:50:34,659 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,684 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:34,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:34,689 INFO L82 PathProgramCache]: Analyzing trace with hash 963358, now seen corresponding path program 1 times [2019-11-28 20:50:34,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:34,690 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328922858] [2019-11-28 20:50:34,691 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:34,747 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:34,873 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:34,874 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:34,874 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:34,874 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:34,875 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:50:34,875 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:34,875 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:34,876 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:34,876 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-11-28 20:50:34,876 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:34,876 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:34,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:34,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:34,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:34,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:34,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:34,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,058 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:35,059 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:35,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:35,078 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:35,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:50:35,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:50:35,112 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 20:50:35,116 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:35,116 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:35,116 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:35,117 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:35,117 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:50:35,117 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:35,117 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:35,117 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:35,117 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration1_Loop [2019-11-28 20:50:35,117 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:35,118 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:35,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,251 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:35,257 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:35,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:35,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:35,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:35,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:35,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:35,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:35,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:50:35,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:35,278 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:50:35,285 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-28 20:50:35,286 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:35,300 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:50:35,301 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 20:50:35,301 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:50:35,302 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0) = -1*ULTIMATE.start_main_~y~0 + 10049 Supporting invariants [] [2019-11-28 20:50:35,307 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:35,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:50:35,358 INFO L264 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:50:35,359 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:50:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:50:35,375 INFO L264 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 20:50:35,376 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:50:35,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 20:50:35,439 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 [2019-11-28 20:50:35,440 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 4 states. [2019-11-28 20:50:35,525 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. [2019-11-28 20:50:35,526 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 [2019-11-28 20:50:35,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-28 20:50:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2019-11-28 20:50:35,530 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 3 letters. [2019-11-28 20:50:35,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:50:35,532 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 3 letters. [2019-11-28 20:50:35,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:50:35,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 1 letters. Loop has 6 letters. [2019-11-28 20:50:35,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:50:35,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 87 transitions. [2019-11-28 20:50:35,540 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-11-28 20:50:35,545 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 24 states and 35 transitions. [2019-11-28 20:50:35,546 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2019-11-28 20:50:35,547 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2019-11-28 20:50:35,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 35 transitions. [2019-11-28 20:50:35,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 20:50:35,548 INFO L688 BuchiCegarLoop]: Abstraction has 24 states and 35 transitions. [2019-11-28 20:50:35,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 35 transitions. [2019-11-28 20:50:35,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2019-11-28 20:50:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-28 20:50:35,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 32 transitions. [2019-11-28 20:50:35,580 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-11-28 20:50:35,581 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 32 transitions. [2019-11-28 20:50:35,581 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:50:35,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 32 transitions. [2019-11-28 20:50:35,582 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2019-11-28 20:50:35,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:50:35,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:50:35,583 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2019-11-28 20:50:35,583 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2019-11-28 20:50:35,584 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 20:50:35,584 INFO L796 eck$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 [2019-11-28 20:50:35,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:35,585 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-28 20:50:35,585 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:35,585 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519743570] [2019-11-28 20:50:35,586 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,594 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:35,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:35,595 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 1 times [2019-11-28 20:50:35,596 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:35,596 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952895866] [2019-11-28 20:50:35,596 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,608 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:35,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:35,608 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 1 times [2019-11-28 20:50:35,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:35,609 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198709965] [2019-11-28 20:50:35,609 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:35,632 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:35,691 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:35,691 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:35,691 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:35,691 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:35,691 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:50:35,692 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:35,692 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:35,692 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:35,692 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-11-28 20:50:35,692 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:35,692 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:35,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:35,833 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:35,835 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:35,849 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:35,850 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:35,858 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:35,858 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:35,874 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:35,875 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:35,895 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:50:35,896 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:37,287 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:37,288 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:37,304 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:37,304 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:37,310 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:37,310 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:37,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:37,331 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:37,340 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:37,340 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: [] [2019-11-28 20:50:37,389 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:37,389 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:37,389 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:37,390 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:37,390 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:50:37,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:37,390 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:37,390 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:37,390 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 20:50:37,391 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:37,392 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:37,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:37,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:37,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:37,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:37,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:37,584 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:37,585 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:37,601 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:37,602 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:37,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:50:37,629 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:49,681 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2019-11-28 20:50:49,686 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:49,686 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:49,687 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:49,687 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:49,687 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:50:49,687 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:49,687 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:49,687 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:49,687 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 20:50:49,687 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:49,688 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:49,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:49,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:49,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:49,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:49,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:49,884 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:49,885 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:49,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:49,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:49,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:49,895 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:49,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:49,935 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2019-11-28 20:50:49,936 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-11-28 20:50:49,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:49,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:49,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:49,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:49,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:49,986 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:49,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:49,987 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:49,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:49,990 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:50,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:50:50,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,012 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:50,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:50:50,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:50:50,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:50:50,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:50,043 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,060 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,060 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,082 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-28 20:50:50,082 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 20:50:50,130 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,154 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:50:50,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,161 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,181 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,198 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,200 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,221 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,222 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,225 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:50,230 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,243 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,243 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,276 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 20:50:50,276 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 20:50:50,332 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,373 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,374 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 20:50:50,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,395 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,396 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:50,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,419 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:50,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,423 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:50,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:50,436 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,444 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,471 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-28 20:50:50,471 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-28 20:50:50,537 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,549 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,549 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:50,551 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-28 20:50:50,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,555 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,564 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:50,565 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:50,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,568 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:50,577 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:50,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:50:50,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,589 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:50,590 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:50,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:50,594 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,601 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:50,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,601 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:50,618 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2019-11-28 20:50:50,618 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 20:50:50,703 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,710 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,710 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:50,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,711 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,711 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:50:50,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,717 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,727 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:50,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,729 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:50,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,741 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,742 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,745 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,758 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,758 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:50,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:50,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:50:50,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:50:50,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:50,765 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,772 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,772 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:50:50,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,773 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,794 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 20:50:50,794 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 20:50:50,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:50,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,970 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:50:50,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:50,971 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:50,971 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:50,973 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 20:50:50,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:50,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:50,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:50,999 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:50,999 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:50:50,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:50,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,000 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,001 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,022 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:50:51,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,024 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,029 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,037 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:50:51,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,038 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,042 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:51,044 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,052 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,053 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,053 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,081 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2019-11-28 20:50:51,081 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2019-11-28 20:50:51,358 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,366 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,367 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:51,370 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2019-11-28 20:50:51,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,386 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,394 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,395 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:51,397 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:51,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,411 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,412 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:51,413 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:51,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,428 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,428 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:50:51,430 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:50:51,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:51,436 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,443 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:51,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,443 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,463 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2019-11-28 20:50:51,464 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2019-11-28 20:50:51,525 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,532 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:51,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,533 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,533 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,534 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2019-11-28 20:50:51,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,538 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:51,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,547 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,566 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:51,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,568 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,572 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,580 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:50:51,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:50:51,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:50:51,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:50:51,585 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,592 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,592 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,592 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,619 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2019-11-28 20:50:51,619 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:50:51,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,821 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-28 20:50:51,821 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:50:51,823 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-11-28 20:50:51,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,834 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,844 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,845 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:50:51,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:50:51,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:51,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:50:51,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,859 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:50:51,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:50:51,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,867 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:51,877 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 Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:50:51,879 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:50:51,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:50:51,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:50:51,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:50:51,880 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:50:51,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:50:51,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:50:51,885 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Exception during sending of exit command (exit): Broken pipe [2019-11-28 20:50:51,886 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-28 20:50:51,886 INFO L794 eck$LassoCheckResult]: Stem: 122#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet2, main_#t~nondet3, main_#t~nondet1, main_~x~0, main_~y~0, main_~z~0, main_~w~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;havoc main_~w~0;main_~w~0 := 0;main_~z~0 := main_~w~0;main_~y~0 := main_~z~0;main_~x~0 := main_~y~0; 123#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 assume !(0 != main_#t~nondet2);havoc main_#t~nondet2; 140#L17 assume !(0 != main_#t~nondet3);havoc main_#t~nondet3; 128#L22 assume !(main_~y~0 > 10 * main_~w~0 && main_~z~0 >= 100 * main_~x~0); 130#L22-2 main_~w~0 := 1 + main_~w~0;main_~z~0 := 10 + main_~z~0; 124#L13-2 assume !!(0 != main_#t~nondet1 && main_~y~0 < 10000);havoc main_#t~nondet1; 125#L14 [2019-11-28 20:50:51,886 INFO L796 eck$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 [2019-11-28 20:50:51,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:51,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1363703565, now seen corresponding path program 2 times [2019-11-28 20:50:51,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:51,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695203851] [2019-11-28 20:50:51,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,907 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:51,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:51,908 INFO L82 PathProgramCache]: Analyzing trace with hash 43287356, now seen corresponding path program 2 times [2019-11-28 20:50:51,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:51,908 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258998215] [2019-11-28 20:50:51,908 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,917 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:51,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:50:51,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1639530102, now seen corresponding path program 3 times [2019-11-28 20:50:51,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:50:51,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705931687] [2019-11-28 20:50:51,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:50:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:50:51,950 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:50:51,994 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:51,994 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:51,994 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:51,995 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:51,995 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:50:51,995 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:51,995 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:51,995 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:51,995 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Loop [2019-11-28 20:50:51,995 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:51,996 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:51,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:52,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:52,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:52,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:52,122 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:52,123 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:52,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:52,132 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:52,137 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:52,137 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:52,146 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:52,146 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:52,168 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:50:52,169 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:54,677 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:54,677 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:54,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:54,684 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:50:54,687 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:54,688 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:50:54,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:54,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:50:54,696 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:54,696 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: [] [2019-11-28 20:50:54,761 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:50:54,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:50:54,761 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:50:54,762 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:50:54,762 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:50:54,762 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:54,762 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:50:54,762 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:50:54,762 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcnr2008.i_Iteration2_Lasso [2019-11-28 20:50:54,762 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:50:54,762 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:50:54,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:54,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:54,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:54,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:54,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:50:54,918 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:50:54,918 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:54,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:54,929 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:50:54,933 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:50:54,933 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:54,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:50:54,940 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:50:54,951 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:50:54,951 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:51:05,120 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:51:05,120 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:51:05,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:51:05,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:51:05,131 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:51:05,131 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:51:05,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:51:05,136 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:51:05,147 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:51:05,147 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 20:51:05,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:51:05,181 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-28 20:51:05,193 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:51:05,193 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: [] [2019-11-28 20:51:05,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:51:05 BoogieIcfgContainer [2019-11-28 20:51:05,223 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:51:05,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:51:05,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:51:05,226 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:51:05,226 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:50:34" (3/4) ... [2019-11-28 20:51:05,229 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-11-28 20:51:05,307 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:51:05,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:51:05,311 INFO L168 Benchmark]: Toolchain (without parser) took 31573.85 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 283.1 MB). Free memory was 957.7 MB in the beginning and 1.3 GB in the end (delta: -310.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:51:05,311 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:51:05,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 947.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:51:05,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.45 ms. Allocated memory is still 1.0 GB. Free memory is still 947.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:51:05,315 INFO L168 Benchmark]: Boogie Preprocessor took 84.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:51:05,315 INFO L168 Benchmark]: RCFGBuilder took 220.33 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:51:05,317 INFO L168 Benchmark]: BuchiAutomizer took 30880.02 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 176.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -184.9 MB). Peak memory consumption was 391.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:51:05,318 INFO L168 Benchmark]: Witness Printer took 83.66 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:51:05,321 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.62 ms. Allocated memory is still 1.0 GB. Free memory was 957.7 MB in the beginning and 947.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.45 ms. Allocated memory is still 1.0 GB. Free memory is still 947.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.26 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 220.33 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: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 30880.02 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 176.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -184.9 MB). Peak memory consumption was 391.9 MB. Max. memory is 11.5 GB. * Witness Printer took 83.66 ms. Allocated memory is still 1.3 GB. Free memory is still 1.3 GB. There was no memory consumed. 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 30.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 30.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 43ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 12.8s - 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@20323454=0, \result=0, w=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@243ce7f3=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b60e14a=0, z=0, x=0, y=0} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@20323454=0, \result=0, w=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@243ce7f3=7, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b60e14a=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@20323454=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@243ce7f3=7 + sum_{k=0}^i 0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1b60e14a=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...