./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7360833afd5a8b935377ce87ce4cc4a6584d3d0c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:36:41,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:36:41,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:36:41,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:36:41,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:36:41,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:36:41,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:36:41,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:36:41,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:36:41,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:36:41,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:36:41,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:36:41,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:36:41,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:36:41,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:36:41,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:36:41,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:36:41,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:36:41,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:36:41,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:36:41,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:36:41,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:36:41,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:36:41,528 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:36:41,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:36:41,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:36:41,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:36:41,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:36:41,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:36:41,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:36:41,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:36:41,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:36:41,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:36:41,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:36:41,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:36:41,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:36:41,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:36:41,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:36:41,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:36:41,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:36:41,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:36:41,543 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:36:41,561 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:36:41,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:36:41,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:36:41,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:36:41,563 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:36:41,564 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:36:41,564 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:36:41,564 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:36:41,564 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:36:41,565 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:36:41,565 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:36:41,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:36:41,566 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:36:41,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:36:41,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:36:41,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:36:41,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:36:41,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:36:41,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:36:41,567 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:36:41,568 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:36:41,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:36:41,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:36:41,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:36:41,569 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:36:41,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:36:41,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:36:41,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:36:41,570 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:36:41,571 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:36:41,571 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 -> 7360833afd5a8b935377ce87ce4cc4a6584d3d0c [2020-07-29 01:36:41,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:36:41,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:36:41,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:36:41,903 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:36:41,904 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:36:41,905 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2020-07-29 01:36:41,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ed065c/9e6a6c6f936144029496f10457ac4cd9/FLAG4e2cbc6c0 [2020-07-29 01:36:42,537 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:36:42,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2020-07-29 01:36:42,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ed065c/9e6a6c6f936144029496f10457ac4cd9/FLAG4e2cbc6c0 [2020-07-29 01:36:42,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad1ed065c/9e6a6c6f936144029496f10457ac4cd9 [2020-07-29 01:36:42,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:36:42,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:36:42,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:36:42,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:36:42,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:36:42,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:36:42" (1/1) ... [2020-07-29 01:36:42,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59bb43e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:42, skipping insertion in model container [2020-07-29 01:36:42,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:36:42" (1/1) ... [2020-07-29 01:36:42,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:36:42,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:36:43,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:36:43,364 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:36:43,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:36:43,519 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:36:43,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43 WrapperNode [2020-07-29 01:36:43,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:36:43,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:36:43,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:36:43,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:36:43,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:36:43,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:36:43,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:36:43,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:36:43,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (1/1) ... [2020-07-29 01:36:43,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:36:43,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:36:43,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:36:43,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:36:43,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (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 [2020-07-29 01:36:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-29 01:36:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-29 01:36:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-29 01:36:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-29 01:36:43,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:36:43,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:36:44,103 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:36:44,104 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-07-29 01:36:44,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:36:44 BoogieIcfgContainer [2020-07-29 01:36:44,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:36:44,108 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:36:44,108 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:36:44,112 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:36:44,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:36:44,118 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:36:42" (1/3) ... [2020-07-29 01:36:44,120 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e0c7ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:36:44, skipping insertion in model container [2020-07-29 01:36:44,120 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:36:44,120 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:36:43" (2/3) ... [2020-07-29 01:36:44,120 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6e0c7ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:36:44, skipping insertion in model container [2020-07-29 01:36:44,120 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:36:44,121 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:36:44" (3/3) ... [2020-07-29 01:36:44,122 INFO L371 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncat-alloca-1.i [2020-07-29 01:36:44,169 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:36:44,169 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:36:44,169 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:36:44,169 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:36:44,170 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:36:44,170 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:36:44,170 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:36:44,170 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:36:44,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2020-07-29 01:36:44,208 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-07-29 01:36:44,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:36:44,208 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:36:44,214 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-07-29 01:36:44,214 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:36:44,214 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:36:44,214 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2020-07-29 01:36:44,219 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-07-29 01:36:44,220 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:36:44,220 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:36:44,220 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-07-29 01:36:44,220 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 01:36:44,227 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~malloc12.base, main_#t~malloc12.offset, main_#t~ret13.base, main_#t~ret13.offset, main_~length1~0, main_~length2~0, main_~n~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length2~0 := main_#t~nondet9;havoc main_#t~nondet9;main_~n~0 := main_#t~nondet10;havoc main_#t~nondet10; 4#L568true assume !(main_~length1~0 < 1); 6#L568-2true assume !(main_~length2~0 < 1); 21#L571-1true assume !(main_~n~0 < 1); 13#L574-1true assume !(main_~length1~0 < main_~n~0 || main_~length1~0 - main_~n~0 < main_~length2~0);call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - main_~n~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1), 1);cstrncat_#in~dst.base, cstrncat_#in~dst.offset, cstrncat_#in~src.base, cstrncat_#in~src.offset, cstrncat_#in~n := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~n~0;havoc cstrncat_#res.base, cstrncat_#res.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset, cstrncat_#t~mem2, cstrncat_#t~post5.base, cstrncat_#t~post5.offset, cstrncat_#t~mem6, cstrncat_#t~post7.base, cstrncat_#t~post7.offset, cstrncat_#t~pre4, cstrncat_~d~0.base, cstrncat_~d~0.offset, cstrncat_~s~0.base, cstrncat_~s~0.offset, cstrncat_~dst.base, cstrncat_~dst.offset, cstrncat_~src.base, cstrncat_~src.offset, cstrncat_~n;cstrncat_~dst.base, cstrncat_~dst.offset := cstrncat_#in~dst.base, cstrncat_#in~dst.offset;cstrncat_~src.base, cstrncat_~src.offset := cstrncat_#in~src.base, cstrncat_#in~src.offset;cstrncat_~n := cstrncat_#in~n; 18#L550true assume 0 != cstrncat_~n % 4294967296;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_~dst.base, cstrncat_~dst.offset;cstrncat_~s~0.base, cstrncat_~s~0.offset := cstrncat_~src.base, cstrncat_~src.offset; 19#L553-3true [2020-07-29 01:36:44,227 INFO L796 eck$LassoCheckResult]: Loop: 19#L553-3true call cstrncat_#t~mem2 := read~int(cstrncat_~d~0.base, cstrncat_~d~0.offset, 1); 12#L553-1true assume !!(0 != cstrncat_#t~mem2);havoc cstrncat_#t~mem2;cstrncat_#t~post3.base, cstrncat_#t~post3.offset := cstrncat_~d~0.base, cstrncat_~d~0.offset;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_#t~post3.base, 1 + cstrncat_#t~post3.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset; 19#L553-3true [2020-07-29 01:36:44,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:36:44,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1806939629, now seen corresponding path program 1 times [2020-07-29 01:36:44,243 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:36:44,244 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753095875] [2020-07-29 01:36:44,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:36:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,378 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,413 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,440 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:36:44,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:36:44,442 INFO L82 PathProgramCache]: Analyzing trace with hash 2022, now seen corresponding path program 1 times [2020-07-29 01:36:44,442 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:36:44,442 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650390785] [2020-07-29 01:36:44,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:36:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,451 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,456 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,459 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:36:44,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:36:44,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1302196946, now seen corresponding path program 1 times [2020-07-29 01:36:44,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:36:44,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208755303] [2020-07-29 01:36:44,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:36:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,500 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:36:44,541 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:36:44,551 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:36:45,207 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 103 [2020-07-29 01:36:45,451 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-07-29 01:36:45,466 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:36:45,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:36:45,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:36:45,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:36:45,468 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:36:45,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:45,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:36:45,469 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:36:45,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-1.i_Iteration1_Lasso [2020-07-29 01:36:45,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:36:45,469 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:36:45,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:45,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:36:46,082 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-07-29 01:36:46,808 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-07-29 01:36:47,337 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:36:47,342 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,362 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 [2020-07-29 01:36:47,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,372 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 [2020-07-29 01:36:47,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:36:47,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:36:47,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:47,448 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:36:47,452 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) [2020-07-29 01:36:47,498 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 [2020-07-29 01:36:47,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,505 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-07-29 01:36:47,527 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 [2020-07-29 01:36:47,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:47,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:36:47,540 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 [2020-07-29 01:36:47,564 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 [2020-07-29 01:36:47,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,569 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 [2020-07-29 01:36:47,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:36:47,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,605 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,636 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 [2020-07-29 01:36:47,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,646 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 [2020-07-29 01:36:47,669 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 [2020-07-29 01:36:47,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,677 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,701 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 [2020-07-29 01:36:47,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:47,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:36:47,712 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,736 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 [2020-07-29 01:36:47,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,743 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 [2020-07-29 01:36:47,771 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 [2020-07-29 01:36:47,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,777 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 [2020-07-29 01:36:47,808 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 [2020-07-29 01:36:47,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,813 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-07-29 01:36:47,837 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 [2020-07-29 01:36:47,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,841 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,843 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 [2020-07-29 01:36:47,867 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 [2020-07-29 01:36:47,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,896 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 [2020-07-29 01:36:47,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:47,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:47,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:47,905 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) [2020-07-29 01:36:47,954 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 [2020-07-29 01:36:47,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:47,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:47,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:47,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:47,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:47,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:47,964 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) [2020-07-29 01:36:48,019 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 [2020-07-29 01:36:48,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:48,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:48,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:48,026 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) [2020-07-29 01:36:48,069 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 [2020-07-29 01:36:48,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:48,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:48,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:48,075 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 [2020-07-29 01:36:48,109 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 [2020-07-29 01:36:48,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:48,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:48,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:48,114 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) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:48,137 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 [2020-07-29 01:36:48,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:48,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:36:48,146 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) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:48,170 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 [2020-07-29 01:36:48,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:36:48,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:36:48,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:36:48,177 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 [2020-07-29 01:36:48,200 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 [2020-07-29 01:36:48,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:48,212 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:36:48,227 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) [2020-07-29 01:36:48,270 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 [2020-07-29 01:36:48,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:36:48,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:36:48,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:36:48,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:36:48,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:36:48,284 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 [2020-07-29 01:36:48,304 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-07-29 01:36:48,347 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2020-07-29 01:36:48,348 INFO L444 ModelExtractionUtils]: 34 out of 43 variables were initially zero. Simplification set additionally 6 variables to zero. 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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:36:48,368 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-07-29 01:36:48,389 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2020-07-29 01:36:48,390 INFO L510 LassoAnalysis]: Proved termination. [2020-07-29 01:36:48,390 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1, ULTIMATE.start_cstrncat_~d~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1 - 1*ULTIMATE.start_cstrncat_~d~0.offset Supporting invariants [] [2020-07-29 01:36:48,498 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2020-07-29 01:36:48,504 INFO L393 LassoCheck]: Loop: "call cstrncat_#t~mem2 := read~int(cstrncat_~d~0.base, cstrncat_~d~0.offset, 1);" "assume !!(0 != cstrncat_#t~mem2);havoc cstrncat_#t~mem2;cstrncat_#t~post3.base, cstrncat_#t~post3.offset := cstrncat_~d~0.base, cstrncat_~d~0.offset;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_#t~post3.base, 1 + cstrncat_#t~post3.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset;" [2020-07-29 01:36:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:36:48,519 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-29 01:36:48,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:36:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:36:48,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-29 01:36:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:36:48,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:36:48,637 INFO L280 TraceCheckUtils]: 0: Hoare triple {29#unseeded} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; {29#unseeded} is VALID [2020-07-29 01:36:48,638 INFO L280 TraceCheckUtils]: 1: Hoare triple {29#unseeded} havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~malloc12.base, main_#t~malloc12.offset, main_#t~ret13.base, main_#t~ret13.offset, main_~length1~0, main_~length2~0, main_~n~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length2~0 := main_#t~nondet9;havoc main_#t~nondet9;main_~n~0 := main_#t~nondet10;havoc main_#t~nondet10; {29#unseeded} is VALID [2020-07-29 01:36:48,639 INFO L280 TraceCheckUtils]: 2: Hoare triple {29#unseeded} assume !(main_~length1~0 < 1); {29#unseeded} is VALID [2020-07-29 01:36:48,640 INFO L280 TraceCheckUtils]: 3: Hoare triple {29#unseeded} assume !(main_~length2~0 < 1); {29#unseeded} is VALID [2020-07-29 01:36:48,640 INFO L280 TraceCheckUtils]: 4: Hoare triple {29#unseeded} assume !(main_~n~0 < 1); {29#unseeded} is VALID [2020-07-29 01:36:48,643 INFO L280 TraceCheckUtils]: 5: Hoare triple {29#unseeded} assume !(main_~length1~0 < main_~n~0 || main_~length1~0 - main_~n~0 < main_~length2~0);call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - main_~n~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1), 1);cstrncat_#in~dst.base, cstrncat_#in~dst.offset, cstrncat_#in~src.base, cstrncat_#in~src.offset, cstrncat_#in~n := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~n~0;havoc cstrncat_#res.base, cstrncat_#res.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset, cstrncat_#t~mem2, cstrncat_#t~post5.base, cstrncat_#t~post5.offset, cstrncat_#t~mem6, cstrncat_#t~post7.base, cstrncat_#t~post7.offset, cstrncat_#t~pre4, cstrncat_~d~0.base, cstrncat_~d~0.offset, cstrncat_~s~0.base, cstrncat_~s~0.offset, cstrncat_~dst.base, cstrncat_~dst.offset, cstrncat_~src.base, cstrncat_~src.offset, cstrncat_~n;cstrncat_~dst.base, cstrncat_~dst.offset := cstrncat_#in~dst.base, cstrncat_#in~dst.offset;cstrncat_~src.base, cstrncat_~src.offset := cstrncat_#in~src.base, cstrncat_#in~src.offset;cstrncat_~n := cstrncat_#in~n; {112#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~dst.base) unseeded)} is VALID [2020-07-29 01:36:48,644 INFO L280 TraceCheckUtils]: 6: Hoare triple {112#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~dst.base) unseeded)} assume 0 != cstrncat_~n % 4294967296;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_~dst.base, cstrncat_~dst.offset;cstrncat_~s~0.base, cstrncat_~s~0.offset := cstrncat_~src.base, cstrncat_~src.offset; {88#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~d~0.base) unseeded)} is VALID [2020-07-29 01:36:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:36:48,653 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-29 01:36:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:36:48,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-29 01:36:48,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {89#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~d~0.base) (>= oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc11.base|) (* (- 1) ULTIMATE.start_cstrncat_~d~0.offset))))} call cstrncat_#t~mem2 := read~int(cstrncat_~d~0.base, cstrncat_~d~0.offset, 1); {116#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~d~0.base) (<= (+ ULTIMATE.start_cstrncat_~d~0.offset 1) (select |#length| ULTIMATE.start_cstrncat_~d~0.base)) (<= (select |#length| |ULTIMATE.start_main_#t~malloc11.base|) (+ ULTIMATE.start_cstrncat_~d~0.offset oldRank0)))} is VALID [2020-07-29 01:36:48,690 INFO L280 TraceCheckUtils]: 1: Hoare triple {116#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~d~0.base) (<= (+ ULTIMATE.start_cstrncat_~d~0.offset 1) (select |#length| ULTIMATE.start_cstrncat_~d~0.base)) (<= (select |#length| |ULTIMATE.start_main_#t~malloc11.base|) (+ ULTIMATE.start_cstrncat_~d~0.offset oldRank0)))} assume !!(0 != cstrncat_#t~mem2);havoc cstrncat_#t~mem2;cstrncat_#t~post3.base, cstrncat_#t~post3.offset := cstrncat_~d~0.base, cstrncat_~d~0.offset;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_#t~post3.base, 1 + cstrncat_#t~post3.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset; {91#(and (= |ULTIMATE.start_main_#t~malloc11.base| ULTIMATE.start_cstrncat_~d~0.base) (or (and (>= oldRank0 0) (> oldRank0 (+ (select |#length| |ULTIMATE.start_main_#t~malloc11.base|) (* (- 1) ULTIMATE.start_cstrncat_~d~0.offset)))) unseeded))} is VALID [2020-07-29 01:36:48,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-29 01:36:48,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-29 01:36:48,721 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 9 edges. 9 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:36:48,724 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:48,727 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:48,734 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2020-07-29 01:36:48,736 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states. Second operand 4 states. [2020-07-29 01:36:48,956 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states.. Second operand 4 states. Result 46 states and 61 transitions. Complement of second has 9 states. [2020-07-29 01:36:48,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2020-07-29 01:36:48,956 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:36:48,956 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states. [2020-07-29 01:36:48,964 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-07-29 01:36:48,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:36:48,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:36:48,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states. [2020-07-29 01:36:48,977 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2020-07-29 01:36:48,978 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:36:48,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:36:48,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. [2020-07-29 01:36:48,983 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:36:48,984 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:36:48,986 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 19 states. [2020-07-29 01:36:48,992 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2020-07-29 01:36:49,002 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 6 examples of accepted words. [2020-07-29 01:36:49,002 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 4 states. [2020-07-29 01:36:49,008 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2020-07-29 01:36:49,008 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2020-07-29 01:36:49,009 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 46 states and 61 transitions. cyclomatic complexity: 18 [2020-07-29 01:36:49,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. cyclomatic complexity: 18 [2020-07-29 01:36:49,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:36:49,009 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 0 examples of accepted words. [2020-07-29 01:36:49,009 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,010 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,010 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,011 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,011 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 46 letters. Loop has 46 letters. [2020-07-29 01:36:49,012 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 46 letters. Loop has 46 letters. [2020-07-29 01:36:49,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 46 letters. Loop has 46 letters. [2020-07-29 01:36:49,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 19 letters. Loop has 19 letters. [2020-07-29 01:36:49,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 19 letters. Loop has 19 letters. [2020-07-29 01:36:49,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 19 letters. Loop has 19 letters. [2020-07-29 01:36:49,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 6 letters. Loop has 6 letters. [2020-07-29 01:36:49,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 6 letters. Loop has 6 letters. [2020-07-29 01:36:49,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 6 letters. Loop has 6 letters. [2020-07-29 01:36:49,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 9 letters. Loop has 4 letters. [2020-07-29 01:36:49,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 9 letters. Loop has 4 letters. [2020-07-29 01:36:49,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 9 letters. Loop has 4 letters. [2020-07-29 01:36:49,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 10 letters. Loop has 4 letters. [2020-07-29 01:36:49,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 10 letters. Loop has 4 letters. [2020-07-29 01:36:49,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 10 letters. Loop has 4 letters. [2020-07-29 01:36:49,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 11 letters. Loop has 4 letters. [2020-07-29 01:36:49,018 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,019 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 11 letters. Loop has 4 letters. [2020-07-29 01:36:49,019 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,019 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 11 letters. Loop has 4 letters. [2020-07-29 01:36:49,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 8 letters. Loop has 4 letters. [2020-07-29 01:36:49,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 8 letters. Loop has 4 letters. [2020-07-29 01:36:49,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 8 letters. Loop has 4 letters. [2020-07-29 01:36:49,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,022 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,022 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,023 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,023 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,023 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 8 letters. Loop has 2 letters. [2020-07-29 01:36:49,023 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 8 letters. Loop has 2 letters. [2020-07-29 01:36:49,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 8 letters. Loop has 2 letters. [2020-07-29 01:36:49,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,025 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 3 letters. Loop has 1 letters. [2020-07-29 01:36:49,025 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,025 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 3 letters. Loop has 1 letters. [2020-07-29 01:36:49,025 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 3 letters. Loop has 1 letters. [2020-07-29 01:36:49,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,027 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states. Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,027 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 46 states and 61 transitions. cyclomatic complexity: 18 Stem has 2 letters. Loop has 2 letters. [2020-07-29 01:36:49,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,027 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2020-07-29 01:36:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-29 01:36:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 44 transitions. [2020-07-29 01:36:49,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 44 transitions. Stem has 7 letters. Loop has 2 letters. [2020-07-29 01:36:49,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 44 transitions. Stem has 9 letters. Loop has 2 letters. [2020-07-29 01:36:49,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 44 transitions. Stem has 7 letters. Loop has 4 letters. [2020-07-29 01:36:49,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-07-29 01:36:49,034 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 61 transitions. cyclomatic complexity: 18 [2020-07-29 01:36:49,038 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:36:49,041 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 0 states and 0 transitions. [2020-07-29 01:36:49,043 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-07-29 01:36:49,043 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-07-29 01:36:49,044 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-07-29 01:36:49,044 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-07-29 01:36:49,044 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:36:49,044 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:36:49,045 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-29 01:36:49,045 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2020-07-29 01:36:49,045 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-07-29 01:36:49,045 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-07-29 01:36:49,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-07-29 01:36:49,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:36:49 BoogieIcfgContainer [2020-07-29 01:36:49,052 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:36:49,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:36:49,052 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:36:49,052 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:36:49,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:36:44" (3/4) ... [2020-07-29 01:36:49,056 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:36:49,056 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:36:49,059 INFO L168 Benchmark]: Toolchain (without parser) took 6202.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 956.2 MB in the beginning and 766.6 MB in the end (delta: 189.6 MB). Peak memory consumption was 367.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:36:49,059 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:36:49,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -109.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2020-07-29 01:36:49,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2020-07-29 01:36:49,061 INFO L168 Benchmark]: Boogie Preprocessor took 35.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:36:49,062 INFO L168 Benchmark]: RCFGBuilder took 500.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2020-07-29 01:36:49,063 INFO L168 Benchmark]: BuchiAutomizer took 4943.68 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 87.6 MB). Free memory was 1.0 GB in the beginning and 766.6 MB in the end (delta: 259.5 MB). Peak memory consumption was 347.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:36:49,064 INFO L168 Benchmark]: Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 766.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:36:49,073 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 660.72 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.7 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -109.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.10 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.10 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 500.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4943.68 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 87.6 MB). Free memory was 1.0 GB in the beginning and 766.6 MB in the end (delta: 259.5 MB). Peak memory consumption was 347.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 766.6 MB. 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 unknown-#length-unknown[__builtin_alloca (length1 * sizeof(char))] + -1 * d and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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: 19 SDtfs, 21 SDslu, 19 SDs, 0 SdLazy, 17 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital210 mio100 ax108 hnf98 lsp89 ukn77 mio100 lsp43 div154 bol100 ite100 ukn100 eq170 hnf73 smp94 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 16ms 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...