./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-memory-alloca/array02-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash 2a421301cdbe97036a5fec0597ad83df33c3e561 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:33:22,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:33:22,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:33:22,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:33:22,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:33:22,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:33:22,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:33:22,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:33:22,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:33:22,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:33:22,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:33:22,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:33:22,402 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:33:22,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:33:22,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:33:22,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:33:22,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:33:22,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:33:22,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:33:22,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:33:22,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:33:22,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:33:22,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:33:22,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:33:22,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:33:22,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:33:22,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:33:22,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:33:22,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:33:22,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:33:22,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:33:22,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:33:22,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:33:22,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:33:22,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:33:22,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:33:22,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:33:22,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:33:22,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:33:22,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:33:22,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:33:22,433 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-28 20:33:22,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:33:22,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:33:22,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:33:22,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:33:22,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:33:22,466 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:33:22,466 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:33:22,467 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:33:22,467 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:33:22,467 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:33:22,468 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:33:22,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:33:22,469 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:33:22,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:33:22,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:33:22,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:33:22,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:33:22,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:33:22,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:33:22,471 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:33:22,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:33:22,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:33:22,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:33:22,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:33:22,472 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:33:22,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:33:22,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:33:22,473 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:33:22,473 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:33:22,474 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:33:22,474 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a421301cdbe97036a5fec0597ad83df33c3e561 [2019-11-28 20:33:22,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:33:22,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:33:22,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:33:22,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:33:22,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:33:22,804 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2019-11-28 20:33:22,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2511fc438/09e24d36dc85414c8a090367689e87b7/FLAG1e397774d [2019-11-28 20:33:23,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:33:23,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2019-11-28 20:33:23,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2511fc438/09e24d36dc85414c8a090367689e87b7/FLAG1e397774d [2019-11-28 20:33:23,684 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2511fc438/09e24d36dc85414c8a090367689e87b7 [2019-11-28 20:33:23,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:33:23,690 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:33:23,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:33:23,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:33:23,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:33:23,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:33:23" (1/1) ... [2019-11-28 20:33:23,698 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b9b4597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:23, skipping insertion in model container [2019-11-28 20:33:23,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:33:23" (1/1) ... [2019-11-28 20:33:23,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:33:23,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:33:24,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:33:24,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:33:24,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:33:24,311 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:33:24,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24 WrapperNode [2019-11-28 20:33:24,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:33:24,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:33:24,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:33:24,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:33:24,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:33:24,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:33:24,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:33:24,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:33:24,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (1/1) ... [2019-11-28 20:33:24,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:33:24,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:33:24,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:33:24,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:33:24,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (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 20:33:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 20:33:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 20:33:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 20:33:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 20:33:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:33:24,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:33:24,712 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:33:24,712 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-28 20:33:24,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:33:24 BoogieIcfgContainer [2019-11-28 20:33:24,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:33:24,715 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:33:24,715 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:33:24,718 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:33:24,719 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:33:24,720 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:33:23" (1/3) ... [2019-11-28 20:33:24,721 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d44d2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:33:24, skipping insertion in model container [2019-11-28 20:33:24,721 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:33:24,721 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:33:24" (2/3) ... [2019-11-28 20:33:24,722 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d44d2b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:33:24, skipping insertion in model container [2019-11-28 20:33:24,722 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:33:24,722 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:33:24" (3/3) ... [2019-11-28 20:33:24,724 INFO L371 chiAutomizerObserver]: Analyzing ICFG array02-alloca-1.i [2019-11-28 20:33:24,772 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:33:24,772 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:33:24,772 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:33:24,772 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:33:24,773 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:33:24,773 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:33:24,773 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:33:24,773 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:33:24,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 20:33:24,812 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:33:24,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:24,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:24,819 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-28 20:33:24,819 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-28 20:33:24,819 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:33:24,819 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states. [2019-11-28 20:33:24,821 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:33:24,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:24,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:24,822 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-28 20:33:24,822 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2019-11-28 20:33:24,828 INFO L794 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 6#L565true assume !(main_~array_size~0 < 1); 9#L565-2true call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 16#L552-3true [2019-11-28 20:33:24,828 INFO L796 eck$LassoCheckResult]: Loop: 16#L552-3true assume !!(test_fun_~i~0 < test_fun_~N); 13#L553-3true assume !true; 5#L557-2true assume !true; 14#L552-2true test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 16#L552-3true [2019-11-28 20:33:24,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:24,834 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2019-11-28 20:33:24,840 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:24,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653220915] [2019-11-28 20:33:24,841 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:24,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:24,965 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:24,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:24,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1459151, now seen corresponding path program 1 times [2019-11-28 20:33:24,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:24,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590570754] [2019-11-28 20:33:24,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:25,008 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 20:33:25,008 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590570754] [2019-11-28 20:33:25,009 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:33:25,010 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 20:33:25,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890321671] [2019-11-28 20:33:25,017 INFO L811 eck$LassoCheckResult]: loop already infeasible [2019-11-28 20:33:25,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:33:25,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 20:33:25,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 20:33:25,032 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 2 states. [2019-11-28 20:33:25,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:33:25,038 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2019-11-28 20:33:25,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 20:33:25,040 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2019-11-28 20:33:25,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:33:25,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 10 states and 13 transitions. [2019-11-28 20:33:25,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-11-28 20:33:25,047 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-28 20:33:25,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2019-11-28 20:33:25,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:33:25,048 INFO L688 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-11-28 20:33:25,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2019-11-28 20:33:25,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2019-11-28 20:33:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-11-28 20:33:25,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2019-11-28 20:33:25,076 INFO L711 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-11-28 20:33:25,077 INFO L591 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2019-11-28 20:33:25,077 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 20:33:25,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2019-11-28 20:33:25,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2019-11-28 20:33:25,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:25,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:25,078 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2019-11-28 20:33:25,079 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2019-11-28 20:33:25,079 INFO L794 eck$LassoCheckResult]: Stem: 38#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 36#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 37#L565 assume !(main_~array_size~0 < 1); 39#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 40#L552-3 [2019-11-28 20:33:25,079 INFO L796 eck$LassoCheckResult]: Loop: 40#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 43#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 41#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 42#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 44#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 45#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 40#L552-3 [2019-11-28 20:33:25,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:25,080 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2019-11-28 20:33:25,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:25,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800388441] [2019-11-28 20:33:25,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,115 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:25,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:25,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1395295349, now seen corresponding path program 1 times [2019-11-28 20:33:25,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:25,117 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790914443] [2019-11-28 20:33:25,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,142 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:25,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:25,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1896732327, now seen corresponding path program 1 times [2019-11-28 20:33:25,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:25,143 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337302007] [2019-11-28 20:33:25,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:25,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:25,218 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:25,494 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2019-11-28 20:33:25,591 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:33:25,592 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:33:25,593 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:33:25,593 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:33:25,597 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:33:25,597 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:25,598 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:33:25,598 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:33:25,598 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration2_Lasso [2019-11-28 20:33:25,599 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:33:25,600 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:33:25,645 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 20:33:25,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:33:25,655 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 20:33:25,660 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 20:33:25,665 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 20:33:25,669 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 20:33:25,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:33:25,678 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 20:33:25,683 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 20:33:25,689 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 20:33:25,692 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 20:33:25,696 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 20:33:25,699 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 20:33:25,702 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 20:33:25,706 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 20:33:25,711 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 20:33:25,860 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-11-28 20:33:25,891 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 20:33:25,896 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 20:33:25,901 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 20:33:26,294 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:33:26,302 INFO L489 LassoAnalysis]: Using template 'affine'. 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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,325 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 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 20:33:26,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,349 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 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 20:33:26,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,368 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:26,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,398 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:26,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,416 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:26,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,438 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:26,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:26,467 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:26,492 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:26,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,512 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,531 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:26,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:26,554 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 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 20:33:26,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,578 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) [2019-11-28 20:33:26,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,608 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 Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:26,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:26,625 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 20:33:26,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:26,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:26,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:26,635 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 20:33:26,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:26,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:26,657 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:26,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:26,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:26,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:26,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:26,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:26,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:26,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,706 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:33:26,802 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2019-11-28 20:33:26,803 INFO L444 ModelExtractionUtils]: 25 out of 34 variables were initially zero. Simplification set additionally 5 variables to zero. 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) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:26,822 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:33:26,843 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 20:33:26,844 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:33:26,844 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~a.offset, ULTIMATE.start_test_fun_~i~0, v_rep(select #length ULTIMATE.start_test_fun_~a.base)_1) = -1*ULTIMATE.start_test_fun_~a.offset - 4*ULTIMATE.start_test_fun_~i~0 + 1*v_rep(select #length ULTIMATE.start_test_fun_~a.base)_1 Supporting invariants [] [2019-11-28 20:33:26,862 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-11-28 20:33:26,880 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-28 20:33:26,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:26,960 INFO L264 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:26,962 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:26,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:26,983 INFO L264 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-28 20:33:26,984 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:27,001 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 20:33:27,006 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:27,008 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand 4 states. [2019-11-28 20:33:27,059 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand 4 states. Result 18 states and 24 transitions. Complement of second has 6 states. [2019-11-28 20:33:27,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-28 20:33:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2019-11-28 20:33:27,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 6 letters. [2019-11-28 20:33:27,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:27,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 10 letters. Loop has 6 letters. [2019-11-28 20:33:27,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:27,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 12 letters. [2019-11-28 20:33:27,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:27,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 24 transitions. [2019-11-28 20:33:27,067 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:27,068 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 23 transitions. [2019-11-28 20:33:27,068 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 20:33:27,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2019-11-28 20:33:27,069 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 23 transitions. [2019-11-28 20:33:27,069 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 20:33:27,069 INFO L688 BuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2019-11-28 20:33:27,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 23 transitions. [2019-11-28 20:33:27,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2019-11-28 20:33:27,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2019-11-28 20:33:27,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2019-11-28 20:33:27,072 INFO L711 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2019-11-28 20:33:27,072 INFO L591 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2019-11-28 20:33:27,072 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-28 20:33:27,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2019-11-28 20:33:27,073 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:27,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:27,073 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:27,074 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2019-11-28 20:33:27,074 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 20:33:27,074 INFO L794 eck$LassoCheckResult]: Stem: 131#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 129#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 130#L565 assume !(main_~array_size~0 < 1); 132#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 133#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 136#L553-3 [2019-11-28 20:33:27,074 INFO L796 eck$LassoCheckResult]: Loop: 136#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 134#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 136#L553-3 [2019-11-28 20:33:27,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:27,075 INFO L82 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2019-11-28 20:33:27,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:27,076 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210116682] [2019-11-28 20:33:27,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,096 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:27,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:27,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 1 times [2019-11-28 20:33:27,097 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:27,097 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494925281] [2019-11-28 20:33:27,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,110 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:27,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:27,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818449, now seen corresponding path program 1 times [2019-11-28 20:33:27,111 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:27,111 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035920242] [2019-11-28 20:33:27,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:27,162 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:27,344 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2019-11-28 20:33:27,401 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:33:27,401 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:33:27,401 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:33:27,401 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:33:27,401 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:33:27,401 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:27,401 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:33:27,402 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:33:27,402 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration3_Lasso [2019-11-28 20:33:27,402 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:33:27,402 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:33:27,407 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 20:33:27,409 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 20:33:27,411 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 20:33:27,413 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 20:33:27,416 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 20:33:27,419 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 20:33:27,422 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 20:33:27,426 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 20:33:27,427 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 20:33:27,430 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 20:33:27,432 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 20:33:27,434 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 20:33:27,437 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 20:33:27,566 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 20:33:27,568 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 20:33:27,571 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 20:33:27,573 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 20:33:27,575 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 20:33:27,577 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 20:33:27,902 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:33:27,903 INFO L489 LassoAnalysis]: Using template 'affine'. 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 20:33:27,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:27,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:27,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:27,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:27,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:27,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:27,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:27,929 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 20:33:27,931 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) [2019-11-28 20:33:27,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:27,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:27,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:27,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:27,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:27,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:27,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:27,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:27,960 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 20:33:27,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:27,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:27,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:27,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:27,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:27,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:27,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:27,972 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 20:33:27,974 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 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:27,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:27,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:27,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:27,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:27,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:27,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:27,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:27,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,001 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) [2019-11-28 20:33:28,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:28,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:28,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,029 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:28,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:28,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:28,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,045 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 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:28,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:28,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:28,059 INFO L402 nArgumentSynthesizer]: A total of 2 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 20:33:28,064 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 20:33:28,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:28,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:28,075 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 20:33:28,076 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:28,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:28,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:28,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,091 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 20:33:28,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:28,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:28,101 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 20:33:28,103 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 20:33:28,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:28,118 INFO L402 nArgumentSynthesizer]: A total of 2 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 20:33:28,123 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 20:33:28,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:28,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:28,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,141 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 20:33:28,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:28,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:28,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:28,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:28,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:28,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:28,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:28,155 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 20:33:28,159 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:33:28,163 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-28 20:33:28,163 INFO L444 ModelExtractionUtils]: 1 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:28,168 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:33:28,168 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 20:33:28,169 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:33:28,169 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2 Supporting invariants [] Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,184 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2019-11-28 20:33:28,187 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 20:33:28,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:28,244 INFO L264 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:28,245 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:28,255 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:28,256 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:28,269 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 20:33:28,270 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:28,270 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9 Second operand 3 states. [2019-11-28 20:33:28,306 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9. Second operand 3 states. Result 32 states and 42 transitions. Complement of second has 7 states. [2019-11-28 20:33:28,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:28,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-11-28 20:33:28,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-28 20:33:28,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:28,309 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2019-11-28 20:33:28,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:28,309 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 4 letters. [2019-11-28 20:33:28,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:28,311 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2019-11-28 20:33:28,312 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:28,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 37 transitions. [2019-11-28 20:33:28,315 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2019-11-28 20:33:28,316 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2019-11-28 20:33:28,316 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 37 transitions. [2019-11-28 20:33:28,316 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 20:33:28,316 INFO L688 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-11-28 20:33:28,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 37 transitions. [2019-11-28 20:33:28,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2019-11-28 20:33:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-11-28 20:33:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2019-11-28 20:33:28,327 INFO L711 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2019-11-28 20:33:28,327 INFO L591 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2019-11-28 20:33:28,327 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-28 20:33:28,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2019-11-28 20:33:28,329 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:28,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:28,331 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:28,332 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:33:28,332 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 20:33:28,333 INFO L794 eck$LassoCheckResult]: Stem: 237#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 233#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 234#L565 assume !(main_~array_size~0 < 1); 235#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 236#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 251#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 238#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 239#L557-2 [2019-11-28 20:33:28,333 INFO L796 eck$LassoCheckResult]: Loop: 239#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 242#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post9;havoc test_fun_#t~mem8;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 239#L557-2 [2019-11-28 20:33:28,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:28,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818447, now seen corresponding path program 1 times [2019-11-28 20:33:28,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:28,335 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064998835] [2019-11-28 20:33:28,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,366 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:28,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:28,369 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times [2019-11-28 20:33:28,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:28,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491249667] [2019-11-28 20:33:28,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,397 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:28,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:28,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1185741076, now seen corresponding path program 1 times [2019-11-28 20:33:28,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:28,400 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672463713] [2019-11-28 20:33:28,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:28,436 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:28,613 WARN L192 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-11-28 20:33:28,668 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:33:28,668 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:33:28,668 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:33:28,669 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:33:28,669 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:33:28,669 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:28,669 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:33:28,669 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:33:28,669 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration4_Lasso [2019-11-28 20:33:28,669 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:33:28,669 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:33:28,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:33:28,680 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 20:33:28,682 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 20:33:28,684 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 20:33:28,686 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 20:33:28,687 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 20:33:28,690 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 20:33:28,692 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 20:33:28,694 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 20:33:28,697 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 20:33:28,699 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 20:33:28,701 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 20:33:28,704 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 20:33:28,707 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 20:33:28,709 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 20:33:28,711 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 20:33:28,713 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 20:33:28,889 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 20:33:28,893 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 20:33:29,267 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:33:29,267 INFO L489 LassoAnalysis]: Using template 'affine'. 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) [2019-11-28 20:33:29,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,282 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 20:33:29,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:29,298 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) [2019-11-28 20:33:29,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,317 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 20:33:29,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:29,328 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 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:29,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,346 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) [2019-11-28 20:33:29,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:29,383 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 20:33:29,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,400 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 20:33:29,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,414 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 20:33:29,424 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 20:33:29,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,441 INFO L402 nArgumentSynthesizer]: A total of 2 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 20:33:29,445 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 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:29,453 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 20:33:29,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,462 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:29,468 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) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:29,483 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 20:33:29,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,501 INFO L402 nArgumentSynthesizer]: A total of 2 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 20:33:29,505 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 20:33:29,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:29,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,516 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 20:33:29,518 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 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:29,532 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 20:33:29,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:29,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:29,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:29,545 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 20:33:29,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:29,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:29,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:29,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:29,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:29,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:29,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:29,567 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:33:29,581 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2019-11-28 20:33:29,581 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. 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) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:29,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:33:29,588 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 20:33:29,588 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:33:29,588 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_3 Supporting invariants [] [2019-11-28 20:33:29,602 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-11-28 20:33:29,603 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 20:33:29,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:29,633 INFO L264 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:29,634 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:29,640 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:29,641 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:29,651 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 20:33:29,652 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:29,652 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14 Second operand 3 states. [2019-11-28 20:33:29,672 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14. Second operand 3 states. Result 31 states and 42 transitions. Complement of second has 7 states. [2019-11-28 20:33:29,673 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:29,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-11-28 20:33:29,674 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2019-11-28 20:33:29,674 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:29,674 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2019-11-28 20:33:29,675 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:29,675 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2019-11-28 20:33:29,675 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:29,675 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2019-11-28 20:33:29,677 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:29,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 22 states and 29 transitions. [2019-11-28 20:33:29,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2019-11-28 20:33:29,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2019-11-28 20:33:29,678 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 29 transitions. [2019-11-28 20:33:29,678 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 20:33:29,678 INFO L688 BuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2019-11-28 20:33:29,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 29 transitions. [2019-11-28 20:33:29,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2019-11-28 20:33:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-28 20:33:29,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2019-11-28 20:33:29,681 INFO L711 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2019-11-28 20:33:29,681 INFO L591 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2019-11-28 20:33:29,681 INFO L424 BuchiCegarLoop]: ======== Iteration 5============ [2019-11-28 20:33:29,682 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2019-11-28 20:33:29,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2019-11-28 20:33:29,683 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:29,683 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:29,683 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:33:29,683 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 20:33:29,684 INFO L794 eck$LassoCheckResult]: Stem: 355#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 353#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 354#L565 assume !(main_~array_size~0 < 1); 356#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 357#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 362#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 373#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 372#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 364#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 365#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 366#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 360#L553-3 [2019-11-28 20:33:29,684 INFO L796 eck$LassoCheckResult]: Loop: 360#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 358#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 360#L553-3 [2019-11-28 20:33:29,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:29,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1330840024, now seen corresponding path program 2 times [2019-11-28 20:33:29,685 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:29,685 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037146728] [2019-11-28 20:33:29,685 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,710 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:29,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:29,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 2 times [2019-11-28 20:33:29,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:29,714 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001067975] [2019-11-28 20:33:29,714 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,731 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:29,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:29,735 INFO L82 PathProgramCache]: Analyzing trace with hash -962990435, now seen corresponding path program 1 times [2019-11-28 20:33:29,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:29,736 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008825867] [2019-11-28 20:33:29,736 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:29,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:29,783 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:30,007 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 70 [2019-11-28 20:33:30,062 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:33:30,063 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:33:30,063 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:33:30,063 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:33:30,063 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:33:30,063 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,063 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:33:30,063 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:33:30,063 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration5_Lasso [2019-11-28 20:33:30,064 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:33:30,064 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:33:30,067 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 20:33:30,071 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 20:33:30,072 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 20:33:30,075 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 20:33:30,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:33:30,077 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 20:33:30,079 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 20:33:30,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:33:30,086 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 20:33:30,088 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 20:33:30,090 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 20:33:30,093 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 20:33:30,095 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 20:33:30,097 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 20:33:30,099 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 20:33:30,101 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 20:33:30,102 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 20:33:30,104 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 20:33:30,106 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 20:33:30,570 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:33:30,571 INFO L489 LassoAnalysis]: Using template 'affine'. 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) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,578 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 20:33:30,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:30,583 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:30,592 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 20:33:30,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:30,606 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) [2019-11-28 20:33:30,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,622 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) [2019-11-28 20:33:30,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,633 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 20:33:30,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,647 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:30,661 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 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:30,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,672 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 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,688 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 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 20:33:30,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:33:30,701 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:30,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,720 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 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,734 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 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,751 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Exception during sending of exit command (exit): Broken pipe 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 20:33:30,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,768 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,780 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 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,794 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 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,806 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 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,817 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,817 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:30,821 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,842 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 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,862 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 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,876 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,889 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:30,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,906 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 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:30,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:30,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,921 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 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:30,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:30,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:33:30,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:30,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:30,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:30,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:33:30,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,933 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:33:30,935 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2019-11-28 20:33:30,935 INFO L444 ModelExtractionUtils]: 1 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 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:30,940 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:33:30,940 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-28 20:33:30,940 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:33:30,941 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2 Supporting invariants [] Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:30,956 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-11-28 20:33:30,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 20:33:30,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:30,985 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:30,986 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:30,993 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:30,994 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:31,006 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 20:33:31,007 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:31,007 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-11-28 20:33:31,033 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 31 states and 39 transitions. Complement of second has 7 states. [2019-11-28 20:33:31,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-11-28 20:33:31,034 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2019-11-28 20:33:31,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:31,035 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 20:33:31,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:31,062 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:31,062 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:31,071 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:31,071 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:31,084 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 20:33:31,085 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:31,085 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-11-28 20:33:31,109 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 31 states and 39 transitions. Complement of second has 7 states. [2019-11-28 20:33:31,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:31,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2019-11-28 20:33:31,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2019-11-28 20:33:31,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:31,111 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 20:33:31,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:31,139 INFO L264 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:31,140 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:31,147 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:31,148 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:31,161 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 20:33:31,161 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:31,161 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand 3 states. [2019-11-28 20:33:31,192 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand 3 states. Result 42 states and 53 transitions. Complement of second has 6 states. [2019-11-28 20:33:31,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2019-11-28 20:33:31,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2019-11-28 20:33:31,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:31,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 2 letters. [2019-11-28 20:33:31,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:31,194 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 4 letters. [2019-11-28 20:33:31,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:31,194 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2019-11-28 20:33:31,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 20:33:31,197 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 32 states and 42 transitions. [2019-11-28 20:33:31,197 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2019-11-28 20:33:31,198 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2019-11-28 20:33:31,198 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2019-11-28 20:33:31,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-28 20:33:31,198 INFO L688 BuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2019-11-28 20:33:31,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2019-11-28 20:33:31,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 24. [2019-11-28 20:33:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2019-11-28 20:33:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 32 transitions. [2019-11-28 20:33:31,201 INFO L711 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2019-11-28 20:33:31,201 INFO L591 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2019-11-28 20:33:31,201 INFO L424 BuchiCegarLoop]: ======== Iteration 6============ [2019-11-28 20:33:31,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 32 transitions. [2019-11-28 20:33:31,202 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-11-28 20:33:31,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:33:31,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:33:31,203 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:33:31,203 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 20:33:31,203 INFO L794 eck$LassoCheckResult]: Stem: 654#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 652#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 653#L565 assume !(main_~array_size~0 < 1); 655#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 656#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 666#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 667#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 663#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 674#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 669#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 670#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 664#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 657#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 658#L557-2 [2019-11-28 20:33:31,204 INFO L796 eck$LassoCheckResult]: Loop: 658#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 661#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~post9;havoc test_fun_#t~mem8;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 658#L557-2 [2019-11-28 20:33:31,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:31,204 INFO L82 PathProgramCache]: Analyzing trace with hash -962990437, now seen corresponding path program 3 times [2019-11-28 20:33:31,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:31,204 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879053960] [2019-11-28 20:33:31,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,225 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:31,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:31,226 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 2 times [2019-11-28 20:33:31,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:31,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859368467] [2019-11-28 20:33:31,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,235 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:31,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:31,235 INFO L82 PathProgramCache]: Analyzing trace with hash -2015840224, now seen corresponding path program 1 times [2019-11-28 20:33:31,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:33:31,236 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7140131] [2019-11-28 20:33:31,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:33:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:33:31,259 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:33:31,525 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2019-11-28 20:33:31,604 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:33:31,605 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:33:31,605 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:33:31,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:33:31,605 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:33:31,605 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:31,605 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:33:31,605 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:33:31,606 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration6_Lasso [2019-11-28 20:33:31,606 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:33:31,606 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:33:31,609 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 20:33:31,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Exception during sending of exit command (exit): Broken pipe [2019-11-28 20:33:31,784 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-11-28 20:33:31,807 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 20:33:31,809 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 20:33:31,811 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 20:33:31,813 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 20:33:31,815 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 20:33:31,816 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 20:33:31,821 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 20:33:31,823 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 20:33:31,828 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 20:33:31,829 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 20:33:31,831 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 20:33:31,833 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 20:33:31,836 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 20:33:31,838 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 20:33:31,845 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 20:33:31,847 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 20:33:31,849 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 20:33:32,177 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:33:32,177 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:33:32,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,190 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 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:32,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,219 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 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:32,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:32,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,240 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 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:32,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,253 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 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 20:33:32,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,263 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 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:32,268 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 Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,271 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,276 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 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:33:32,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:33:32,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:33:32,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:33:32,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:33:32,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:33:32,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 20:33:32,288 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 20:33:32,295 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2019-11-28 20:33:32,295 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:33:32,298 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-28 20:33:32,300 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 20:33:32,300 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 20:33:32,301 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3 Supporting invariants [] [2019-11-28 20:33:32,311 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-11-28 20:33:32,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-28 20:33:32,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,340 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,341 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,348 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,348 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,368 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 20:33:32,369 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:32,369 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-11-28 20:33:32,389 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 28 states and 36 transitions. Complement of second has 7 states. [2019-11-28 20:33:32,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:32,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-11-28 20:33:32,390 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2019-11-28 20:33:32,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:32,390 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 20:33:32,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,418 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,419 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,441 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,442 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,452 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 20:33:32,452 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:32,452 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-11-28 20:33:32,467 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 28 states and 36 transitions. Complement of second has 7 states. [2019-11-28 20:33:32,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2019-11-28 20:33:32,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2019-11-28 20:33:32,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:32,469 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2019-11-28 20:33:32,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:33:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,496 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,496 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:33:32,501 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 20:33:32,501 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 20:33:32,510 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 20:33:32,511 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 20:33:32,511 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand 3 states. [2019-11-28 20:33:32,527 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand 3 states. Result 30 states and 40 transitions. Complement of second has 6 states. [2019-11-28 20:33:32,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 20:33:32,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 20:33:32,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2019-11-28 20:33:32,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 2 letters. [2019-11-28 20:33:32,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:32,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 15 letters. Loop has 2 letters. [2019-11-28 20:33:32,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:32,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 4 letters. [2019-11-28 20:33:32,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 20:33:32,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2019-11-28 20:33:32,531 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:33:32,531 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2019-11-28 20:33:32,531 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 20:33:32,531 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 20:33:32,531 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 20:33:32,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 20:33:32,531 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:33:32,531 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:33:32,531 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:33:32,531 INFO L424 BuchiCegarLoop]: ======== Iteration 7============ [2019-11-28 20:33:32,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 20:33:32,532 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:33:32,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 20:33:32,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:33:32 BoogieIcfgContainer [2019-11-28 20:33:32,538 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:33:32,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:33:32,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:33:32,539 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:33:32,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:33:24" (3/4) ... [2019-11-28 20:33:32,542 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:33:32,542 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:33:32,544 INFO L168 Benchmark]: Toolchain (without parser) took 8854.11 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 301.5 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -174.4 MB). Peak memory consumption was 127.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,544 INFO L168 Benchmark]: CDTParser took 0.19 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 20:33:32,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -133.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.48 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,546 INFO L168 Benchmark]: Boogie Preprocessor took 25.02 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,546 INFO L168 Benchmark]: RCFGBuilder took 330.61 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,547 INFO L168 Benchmark]: BuchiAutomizer took 7823.24 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -67.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:33:32,547 INFO L168 Benchmark]: Witness Printer took 4.01 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:33:32,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 620.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -133.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.48 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.02 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 330.61 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: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7823.24 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 189.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -67.9 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.01 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (1 trivial, 3 deterministic, 2 nondeterministic). One deterministic module has affine ranking function -1 * a + -4 * i + unknown-#length-unknown[a] and consists of 4 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. One nondeterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.7s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 6.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 16 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 24 states and ocurred in iteration 5. Nontrivial modules had stage [3, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 99 SDtfs, 94 SDslu, 9 SDs, 0 SdLazy, 105 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital153 mio100 ax111 hnf99 lsp80 ukn75 mio100 lsp54 div100 bol100 ite100 ukn100 eq177 hnf89 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...