./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-libowfat/atoi.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-libowfat/atoi.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 22752f525da32a4875f5f185e75d8f959544b91c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:59:29,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:59:29,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:59:29,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:59:29,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:59:29,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:59:29,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:59:29,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:59:29,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:59:29,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:59:29,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:59:29,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:59:29,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:59:29,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:59:29,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:59:29,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:59:29,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:59:29,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:59:29,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:59:29,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:59:29,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:59:29,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:59:29,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:59:29,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:59:29,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:59:29,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:59:29,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:59:29,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:59:29,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:59:29,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:59:29,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:59:29,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:59:29,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:59:29,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:59:29,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:59:29,265 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:59:29,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:59:29,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:59:29,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:59:29,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:59:29,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:59:29,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-28 02:59:29,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:59:29,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:59:29,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:59:29,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:59:29,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:59:29,302 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 02:59:29,302 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 02:59:29,302 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 02:59:29,303 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 02:59:29,303 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 02:59:29,304 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 02:59:29,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:59:29,304 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:59:29,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:59:29,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:59:29,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 02:59:29,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 02:59:29,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 02:59:29,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 02:59:29,307 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 02:59:29,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:59:29,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 02:59:29,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:59:29,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:59:29,311 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 02:59:29,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:59:29,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:59:29,312 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 02:59:29,313 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 02:59:29,314 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22752f525da32a4875f5f185e75d8f959544b91c [2019-11-28 02:59:29,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:59:29,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:59:29,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:59:29,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:59:29,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:59:29,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-libowfat/atoi.i [2019-11-28 02:59:29,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8946735/7d6e2a2370c44ccb81994de3b2ad6f26/FLAGbc9ce4423 [2019-11-28 02:59:30,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:59:30,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-libowfat/atoi.i [2019-11-28 02:59:30,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8946735/7d6e2a2370c44ccb81994de3b2ad6f26/FLAGbc9ce4423 [2019-11-28 02:59:30,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8946735/7d6e2a2370c44ccb81994de3b2ad6f26 [2019-11-28 02:59:30,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:59:30,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 02:59:30,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:59:30,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:59:30,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:59:30,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:30" (1/1) ... [2019-11-28 02:59:30,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cdbcaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:30, skipping insertion in model container [2019-11-28 02:59:30,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:30" (1/1) ... [2019-11-28 02:59:30,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:59:30,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:59:31,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:59:31,082 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 02:59:31,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 02:59:31,213 INFO L208 MainTranslator]: Completed translation [2019-11-28 02:59:31,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31 WrapperNode [2019-11-28 02:59:31,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:59:31,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 02:59:31,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 02:59:31,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 02:59:31,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 02:59:31,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 02:59:31,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 02:59:31,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 02:59:31,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... [2019-11-28 02:59:31,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 02:59:31,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 02:59:31,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 02:59:31,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 02:59:31,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 02:59:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 02:59:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 02:59:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-28 02:59:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 02:59:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 02:59:31,706 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 02:59:31,707 INFO L297 CfgBuilder]: Removed 8 assume(true) statements. [2019-11-28 02:59:31,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:31 BoogieIcfgContainer [2019-11-28 02:59:31,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 02:59:31,709 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 02:59:31,709 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 02:59:31,714 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 02:59:31,715 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:31,716 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:59:30" (1/3) ... [2019-11-28 02:59:31,717 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29f6d11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:59:31, skipping insertion in model container [2019-11-28 02:59:31,717 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:31,718 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:31" (2/3) ... [2019-11-28 02:59:31,718 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@29f6d11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:59:31, skipping insertion in model container [2019-11-28 02:59:31,718 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 02:59:31,719 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:31" (3/3) ... [2019-11-28 02:59:31,720 INFO L371 chiAutomizerObserver]: Analyzing ICFG atoi.i [2019-11-28 02:59:31,763 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 02:59:31,763 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 02:59:31,763 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 02:59:31,763 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 02:59:31,764 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 02:59:31,764 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 02:59:31,764 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 02:59:31,764 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 02:59:31,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2019-11-28 02:59:31,802 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-11-28 02:59:31,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:59:31,803 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:59:31,810 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-28 02:59:31,810 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 02:59:31,811 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 02:59:31,811 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2019-11-28 02:59:31,813 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2019-11-28 02:59:31,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 02:59:31,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 02:59:31,814 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2019-11-28 02:59:31,814 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-11-28 02:59:31,822 INFO L794 eck$LassoCheckResult]: Stem: 14#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 11#L-1true havoc main_#res;havoc main_#t~nondet13, main_#t~malloc14.base, main_#t~malloc14.offset, main_#t~ret15, main_~in_len~0, main_~in~0.base, main_~in~0.offset;main_~in_len~0 := main_#t~nondet13;havoc main_#t~nondet13; 12#L521true assume !(main_~in_len~0 < 1);call main_#t~malloc14.base, main_#t~malloc14.offset := #Ultimate.allocOnStack(main_~in_len~0);main_~in~0.base, main_~in~0.offset := main_#t~malloc14.base, main_#t~malloc14.offset;call write~int(0, main_~in~0.base, main_~in~0.offset + (main_~in_len~0 - 1), 1);atoi_#in~s.base, atoi_#in~s.offset := main_~in~0.base, main_~in~0.offset;havoc atoi_#res;havoc atoi_#t~post3.base, atoi_#t~post3.offset, atoi_#t~mem2, atoi_#t~mem4, atoi_#t~switch5, atoi_#t~pre6.base, atoi_#t~pre6.offset, atoi_#t~mem10, atoi_#t~pre11.base, atoi_#t~pre11.offset, atoi_#t~mem7, atoi_#t~mem8, atoi_#t~short9, atoi_#t~ite12, atoi_~s.base, atoi_~s.offset, atoi_~v~0, atoi_~sign~0;atoi_~s.base, atoi_~s.offset := atoi_#in~s.base, atoi_#in~s.offset;atoi_~v~0 := 0;atoi_~sign~0 := 1; 21#L509-3true [2019-11-28 02:59:31,822 INFO L796 eck$LassoCheckResult]: Loop: 21#L509-3true call atoi_#t~mem2 := read~int(atoi_~s.base, atoi_~s.offset, 1); 17#L509-1true assume !!(32 == atoi_#t~mem2);havoc atoi_#t~mem2;atoi_#t~post3.base, atoi_#t~post3.offset := atoi_~s.base, atoi_~s.offset;atoi_~s.base, atoi_~s.offset := atoi_#t~post3.base, 1 + atoi_#t~post3.offset;havoc atoi_#t~post3.base, atoi_#t~post3.offset; 21#L509-3true [2019-11-28 02:59:31,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:31,828 INFO L82 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2019-11-28 02:59:31,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:31,837 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755917973] [2019-11-28 02:59:31,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:31,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:31,976 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:31,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:31,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2019-11-28 02:59:31,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:31,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070778942] [2019-11-28 02:59:31,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:32,021 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:32,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:32,024 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2019-11-28 02:59:32,024 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 02:59:32,024 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711011989] [2019-11-28 02:59:32,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 02:59:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 02:59:32,107 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 02:59:32,399 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 55 [2019-11-28 02:59:32,476 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 02:59:32,477 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 02:59:32,477 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 02:59:32,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 02:59:32,478 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 02:59:32,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:32,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 02:59:32,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 02:59:32,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: atoi.i_Iteration1_Lasso [2019-11-28 02:59:32,479 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 02:59:32,479 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 02:59:32,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 02:59:32,742 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-11-28 02:59:33,221 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 02:59:33,227 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,257 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,281 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,308 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,341 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,390 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,436 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [MP z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Exception during sending of exit command (exit): Broken pipe No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,453 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,457 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) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,478 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) [2019-11-28 02:59:33,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,503 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 [2019-11-28 02:59:33,506 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) [2019-11-28 02:59:33,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,529 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 [2019-11-28 02:59:33,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,551 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,551 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,558 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,577 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) [2019-11-28 02:59:33,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,597 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,623 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) [2019-11-28 02:59:33,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 02:59:33,642 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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,660 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 [2019-11-28 02:59:33,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,684 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 02:59:33,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,740 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,759 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 02:59:33,802 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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 02:59:33,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,846 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 02:59:33,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 02:59:33,849 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 02:59:33,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,880 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,891 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:33,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 02:59:33,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 02:59:33,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 02:59:33,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 02:59:33,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:33,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 02:59:33,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-11-28 02:59:33,926 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-28 02:59:34,034 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2019-11-28 02:59:34,034 INFO L444 ModelExtractionUtils]: 17 out of 25 variables were initially zero. Simplification set additionally 5 variables to zero. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 02:59:34,087 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 02:59:34,093 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2019-11-28 02:59:34,093 INFO L510 LassoAnalysis]: Proved termination. [2019-11-28 02:59:34,094 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_atoi_~s.offset, v_rep(select #length ULTIMATE.start_atoi_~s.base)_1) = -1*ULTIMATE.start_atoi_~s.offset + 1*v_rep(select #length ULTIMATE.start_atoi_~s.base)_1 Supporting invariants [] [2019-11-28 02:59:34,119 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2019-11-28 02:59:34,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-28 02:59:34,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 02:59:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:59:34,173 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 02:59:34,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:59:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 02:59:34,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-28 02:59:34,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 02:59:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 02:59:34,227 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-11-28 02:59:34,228 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states. Second operand 3 states. [2019-11-28 02:59:34,306 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states.. Second operand 3 states. Result 57 states and 79 transitions. Complement of second has 7 states. [2019-11-28 02:59:34,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-11-28 02:59:34,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-28 02:59:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2019-11-28 02:59:34,310 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 2 letters. [2019-11-28 02:59:34,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:34,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2019-11-28 02:59:34,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:34,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 4 letters. [2019-11-28 02:59:34,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-28 02:59:34,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 79 transitions. [2019-11-28 02:59:34,317 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 02:59:34,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2019-11-28 02:59:34,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-28 02:59:34,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-28 02:59:34,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-28 02:59:34,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-28 02:59:34,322 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:34,322 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:34,322 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 02:59:34,323 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-28 02:59:34,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-28 02:59:34,323 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 02:59:34,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 02:59:34,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:59:34 BoogieIcfgContainer [2019-11-28 02:59:34,329 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 02:59:34,330 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 02:59:34,330 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 02:59:34,330 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 02:59:34,330 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:31" (3/4) ... [2019-11-28 02:59:34,334 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 02:59:34,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 02:59:34,336 INFO L168 Benchmark]: Toolchain (without parser) took 3678.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 220.7 MB). Free memory was 952.3 MB in the beginning and 1.2 GB in the end (delta: -209.5 MB). Peak memory consumption was 11.3 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:34,337 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:59:34,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 555.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:34,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:34,339 INFO L168 Benchmark]: Boogie Preprocessor took 37.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:59:34,340 INFO L168 Benchmark]: RCFGBuilder took 413.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:34,341 INFO L168 Benchmark]: BuchiAutomizer took 2619.96 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -55.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2019-11-28 02:59:34,341 INFO L168 Benchmark]: Witness Printer took 4.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:59:34,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 555.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 42.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 413.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2619.96 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -55.1 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #length * 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 -1 * s + unknown-#length-unknown[s] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 20 SDtfs, 42 SDslu, 15 SDs, 0 SdLazy, 11 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital112 mio100 ax100 hnf99 lsp89 ukn90 mio100 lsp46 div100 bol100 ite100 ukn100 eq190 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...