./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/bitvector-regression/recHanoi03-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/bitvector-regression/recHanoi03-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ccf0fb82c260d93e0a183861fdeec7e448b86af ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:45:57,262 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:45:57,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:45:57,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:45:57,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:45:57,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:45:57,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:45:57,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:45:57,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:45:57,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:45:57,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:45:57,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:45:57,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:45:57,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:45:57,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:45:57,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:45:57,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:45:57,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:45:57,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:45:57,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:45:57,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:45:57,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:45:57,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:45:57,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:45:57,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:45:57,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:45:57,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:45:57,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:45:57,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:45:57,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:45:57,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:45:57,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:45:57,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:45:57,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:45:57,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:45:57,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:45:57,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:45:57,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:45:57,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:45:57,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:45:57,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:45:57,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 06:45:57,363 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:45:57,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:45:57,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:45:57,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:45:57,365 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:45:57,366 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 06:45:57,366 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 06:45:57,366 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 06:45:57,366 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 06:45:57,367 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 06:45:57,367 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 06:45:57,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:45:57,368 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:45:57,368 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:45:57,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:45:57,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:45:57,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:45:57,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 06:45:57,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 06:45:57,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 06:45:57,370 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:45:57,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 06:45:57,370 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 06:45:57,370 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:45:57,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 06:45:57,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:45:57,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:45:57,371 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 06:45:57,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:45:57,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:45:57,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:45:57,372 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 06:45:57,373 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 06:45:57,374 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ccf0fb82c260d93e0a183861fdeec7e448b86af [2020-10-20 06:45:57,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:45:57,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:45:57,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:45:57,607 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:45:57,607 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:45:57,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector-regression/recHanoi03-1.c [2020-10-20 06:45:57,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3caef5d/f9128524a4d04e90ac735775e4721fe5/FLAGd265b80a3 [2020-10-20 06:45:58,192 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:45:58,193 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector-regression/recHanoi03-1.c [2020-10-20 06:45:58,198 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3caef5d/f9128524a4d04e90ac735775e4721fe5/FLAGd265b80a3 [2020-10-20 06:45:58,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb3caef5d/f9128524a4d04e90ac735775e4721fe5 [2020-10-20 06:45:58,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:45:58,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 06:45:58,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:45:58,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:45:58,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:45:58,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e38263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58, skipping insertion in model container [2020-10-20 06:45:58,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:45:58,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:45:58,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:45:58,796 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:45:58,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:45:58,834 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:45:58,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58 WrapperNode [2020-10-20 06:45:58,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:45:58,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 06:45:58,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 06:45:58,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 06:45:58,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 06:45:58,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:45:58,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:45:58,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:45:58,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (1/1) ... [2020-10-20 06:45:58,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:45:58,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:45:58,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:45:58,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:45:58,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (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 [2020-10-20 06:45:58,991 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-10-20 06:45:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-10-20 06:45:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:45:58,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:45:58,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 06:45:58,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 06:45:59,251 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:45:59,252 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-20 06:45:59,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:45:59 BoogieIcfgContainer [2020-10-20 06:45:59,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:45:59,257 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 06:45:59,257 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 06:45:59,262 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 06:45:59,264 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:45:59,264 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 06:45:58" (1/3) ... [2020-10-20 06:45:59,265 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6997cbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 06:45:59, skipping insertion in model container [2020-10-20 06:45:59,266 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:45:59,266 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:45:58" (2/3) ... [2020-10-20 06:45:59,266 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6997cbf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 06:45:59, skipping insertion in model container [2020-10-20 06:45:59,266 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 06:45:59,267 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:45:59" (3/3) ... [2020-10-20 06:45:59,268 INFO L373 chiAutomizerObserver]: Analyzing ICFG recHanoi03-1.c [2020-10-20 06:45:59,340 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 06:45:59,340 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 06:45:59,341 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 06:45:59,341 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:45:59,341 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:45:59,341 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 06:45:59,342 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:45:59,342 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 06:45:59,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2020-10-20 06:45:59,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-10-20 06:45:59,390 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 06:45:59,390 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 06:45:59,400 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2020-10-20 06:45:59,401 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-10-20 06:45:59,401 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-10-20 06:45:59,401 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2020-10-20 06:45:59,416 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2020-10-20 06:45:59,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-10-20 06:45:59,416 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-10-20 06:45:59,417 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2020-10-20 06:45:59,417 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2020-10-20 06:45:59,430 INFO L794 eck$LassoCheckResult]: Stem: 13#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(15);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 10#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~ret9, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet8;havoc main_#t~nondet8; 5#L28true assume !(main_~n~0 < 1); 11#L31true call main_#t~ret9 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2020-10-20 06:45:59,432 INFO L796 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 12#L19true assume !(1 == ~n); 7#L22true call #t~ret7 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2020-10-20 06:45:59,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:45:59,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1171956, now seen corresponding path program 1 times [2020-10-20 06:45:59,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:45:59,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721976766] [2020-10-20 06:45:59,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:45:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,559 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,578 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,601 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:45:59,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:45:59,603 INFO L82 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 1 times [2020-10-20 06:45:59,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:45:59,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533331779] [2020-10-20 06:45:59,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:45:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,610 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,614 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,615 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:45:59,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:45:59,618 INFO L82 PathProgramCache]: Analyzing trace with hash 554002982, now seen corresponding path program 1 times [2020-10-20 06:45:59,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:45:59,619 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565180214] [2020-10-20 06:45:59,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:45:59,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,642 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:45:59,659 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:45:59,665 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:45:59,798 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 06:45:59,801 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 06:45:59,801 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 06:45:59,802 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 06:45:59,802 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-10-20 06:45:59,802 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:45:59,803 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 06:45:59,803 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 06:45:59,804 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi03-1.c_Iteration1_Loop [2020-10-20 06:45:59,804 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 06:45:59,804 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 06:45:59,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:45:59,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:45:59,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:45:59,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:45:59,980 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 06:45:59,981 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 06:45:59,997 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 06:45:59,998 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:00,009 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 06:46:00,009 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#res=0} Honda state: {hanoi_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 [2020-10-20 06:46:00,044 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 06:46:00,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 06:46:00,048 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 06:46:00,048 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_~n=0} Honda state: {hanoi_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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 [2020-10-20 06:46:00,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 06:46:00,074 INFO L160 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:00,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-10-20 06:46:00,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 06:46:00,140 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 06:46:00,140 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=-8} Honda state: {hanoi_#in~n=-8} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=0}, {hanoi_#in~n=-1}] Lambdas: [3, 0, 1] Nus: [0, 0] 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 [2020-10-20 06:46:00,168 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-10-20 06:46:00,168 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-10-20 06:46:00,173 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-10-20 06:46:00,173 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret7=0} Honda state: {hanoi_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2020-10-20 06:46:00,387 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 58 [2020-10-20 06:46:00,638 INFO L210 LassoAnalysis]: Preferences: [2020-10-20 06:46:00,638 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-10-20 06:46:00,638 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-10-20 06:46:00,638 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-10-20 06:46:00,639 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-10-20 06:46:00,639 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:00,639 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-10-20 06:46:00,639 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-10-20 06:46:00,639 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi03-1.c_Iteration1_Lasso [2020-10-20 06:46:00,639 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-10-20 06:46:00,639 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-10-20 06:46:00,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,838 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:00,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-10-20 06:46:01,095 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-10-20 06:46:01,102 INFO L489 LassoAnalysis]: Using template 'affine'. 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) [2020-10-20 06:46:01,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:01,117 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) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,193 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) [2020-10-20 06:46:01,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,260 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) [2020-10-20 06:46:01,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,316 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) [2020-10-20 06:46:01,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,375 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) [2020-10-20 06:46:01,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,435 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 [2020-10-20 06:46:01,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:01,489 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,579 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:01,581 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:01,643 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) [2020-10-20 06:46:01,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:01,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:01,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,691 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) [2020-10-20 06:46:01,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,742 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,780 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,812 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 [2020-10-20 06:46:01,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,832 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,873 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) [2020-10-20 06:46:01,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,907 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,946 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:01,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:01,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:01,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:01,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:01,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:01,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:01,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:01,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-10-20 06:46:02,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:02,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,035 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) [2020-10-20 06:46:02,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:02,086 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 [2020-10-20 06:46:02,090 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) [2020-10-20 06:46:02,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:02,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,133 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) [2020-10-20 06:46:02,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:02,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:02,167 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) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:02,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:02,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:02,196 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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:02,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:02,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:02,240 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 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-10-20 06:46:02,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-10-20 06:46:02,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-10-20 06:46:02,272 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) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-10-20 06:46:02,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-10-20 06:46:02,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-10-20 06:46:02,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-10-20 06:46:02,308 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,334 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 [2020-10-20 06:46:02,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-10-20 06:46:02,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-10-20 06:46:02,336 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-10-20 06:46:02,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-10-20 06:46:02,346 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2020-10-20 06:46:02,346 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-10-20 06:46:02,361 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-10-20 06:46:02,379 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2020-10-20 06:46:02,379 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. 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) [2020-10-20 06:46:02,389 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 06:46:02,395 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2020-10-20 06:46:02,396 INFO L510 LassoAnalysis]: Proved termination. [2020-10-20 06:46:02,397 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2020-10-20 06:46:02,453 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2020-10-20 06:46:02,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:46:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:46:02,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:46:02,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:46:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:46:02,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 06:46:02,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:46:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:46:02,613 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2020-10-20 06:46:02,615 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states. Second operand 5 states. [2020-10-20 06:46:02,840 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states.. Second operand 5 states. Result 35 states and 40 transitions. Complement of second has 13 states. [2020-10-20 06:46:02,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2020-10-20 06:46:02,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-10-20 06:46:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2020-10-20 06:46:02,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2020-10-20 06:46:02,855 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 06:46:02,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2020-10-20 06:46:02,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 06:46:02,856 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2020-10-20 06:46:02,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-10-20 06:46:02,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 40 transitions. [2020-10-20 06:46:02,864 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 06:46:02,870 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2020-10-20 06:46:02,871 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-10-20 06:46:02,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-10-20 06:46:02,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-10-20 06:46:02,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-20 06:46:02,873 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:46:02,873 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:46:02,873 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 06:46:02,873 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-10-20 06:46:02,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-10-20 06:46:02,873 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 06:46:02,873 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 06:46:02,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 06:46:02 BoogieIcfgContainer [2020-10-20 06:46:02,883 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 06:46:02,885 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:46:02,885 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:46:02,885 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:46:02,886 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:45:59" (3/4) ... [2020-10-20 06:46:02,893 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 06:46:02,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:46:02,899 INFO L168 Benchmark]: Toolchain (without parser) took 4341.32 ms. Allocated memory was 43.5 MB in the beginning and 60.8 MB in the end (delta: 17.3 MB). Free memory was 26.1 MB in the beginning and 28.1 MB in the end (delta: -2.0 MB). Peak memory consumption was 15.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,900 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 33.0 MB. Free memory was 12.0 MB in the beginning and 12.0 MB in the end (delta: 50.4 kB). Peak memory consumption was 50.4 kB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.81 ms. Allocated memory is still 43.5 MB. Free memory was 25.2 MB in the beginning and 14.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.01 ms. Allocated memory was 43.5 MB in the beginning and 46.7 MB in the end (delta: 3.1 MB). Free memory was 14.8 MB in the beginning and 29.1 MB in the end (delta: -14.3 MB). Peak memory consumption was 5.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,903 INFO L168 Benchmark]: Boogie Preprocessor took 25.04 ms. Allocated memory is still 46.7 MB. Free memory was 29.1 MB in the beginning and 28.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,906 INFO L168 Benchmark]: RCFGBuilder took 344.24 ms. Allocated memory is still 46.7 MB. Free memory was 28.0 MB in the beginning and 15.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,908 INFO L168 Benchmark]: BuchiAutomizer took 3626.51 ms. Allocated memory was 46.7 MB in the beginning and 60.8 MB in the end (delta: 14.2 MB). Free memory was 15.6 MB in the beginning and 28.7 MB in the end (delta: -13.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,912 INFO L168 Benchmark]: Witness Printer took 8.52 ms. Allocated memory is still 60.8 MB. Free memory was 28.7 MB in the beginning and 28.1 MB in the end (delta: 601.6 kB). Peak memory consumption was 601.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:46:02,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 33.0 MB. Free memory was 12.0 MB in the beginning and 12.0 MB in the end (delta: 50.4 kB). Peak memory consumption was 50.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 274.81 ms. Allocated memory is still 43.5 MB. Free memory was 25.2 MB in the beginning and 14.9 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 50.01 ms. Allocated memory was 43.5 MB in the beginning and 46.7 MB in the end (delta: 3.1 MB). Free memory was 14.8 MB in the beginning and 29.1 MB in the end (delta: -14.3 MB). Peak memory consumption was 5.5 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 25.04 ms. Allocated memory is still 46.7 MB. Free memory was 29.1 MB in the beginning and 28.0 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 344.24 ms. Allocated memory is still 46.7 MB. Free memory was 28.0 MB in the beginning and 15.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 3626.51 ms. Allocated memory was 46.7 MB in the beginning and 60.8 MB in the end (delta: 14.2 MB). Free memory was 15.6 MB in the beginning and 28.7 MB in the end (delta: -13.1 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. * Witness Printer took 8.52 ms. Allocated memory is still 60.8 MB. Free memory was 28.7 MB in the beginning and 28.1 MB in the end (delta: 601.6 kB). Peak memory consumption was 601.6 kB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital64 mio100 ax100 hnf99 lsp89 ukn73 mio100 lsp65 div100 bol100 ite100 ukn100 eq177 hnf95 smp100 dnf157 smp100 tf103 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 64ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...