./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/ldv-regression/test24-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dac6403f37599f80fd46825f02fd0972bc86095b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 19:30:11,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 19:30:11,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 19:30:11,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 19:30:11,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 19:30:11,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 19:30:11,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 19:30:11,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 19:30:11,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 19:30:11,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 19:30:11,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 19:30:11,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 19:30:11,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 19:30:11,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 19:30:11,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 19:30:11,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 19:30:11,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 19:30:11,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 19:30:11,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 19:30:11,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 19:30:11,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 19:30:11,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 19:30:11,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 19:30:11,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 19:30:11,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 19:30:11,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 19:30:11,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 19:30:11,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 19:30:11,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 19:30:11,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 19:30:11,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 19:30:11,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 19:30:11,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 19:30:11,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 19:30:11,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 19:30:11,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 19:30:11,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 19:30:11,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 19:30:11,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 19:30:11,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 19:30:11,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 19:30:11,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 19:30:11,264 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 19:30:11,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 19:30:11,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 19:30:11,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 19:30:11,266 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 19:30:11,266 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 19:30:11,267 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 19:30:11,267 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 19:30:11,267 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 19:30:11,267 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 19:30:11,268 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 19:30:11,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 19:30:11,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 19:30:11,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 19:30:11,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 19:30:11,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 19:30:11,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 19:30:11,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 19:30:11,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 19:30:11,272 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 19:30:11,273 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 19:30:11,273 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac6403f37599f80fd46825f02fd0972bc86095b [2021-07-06 19:30:11,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 19:30:11,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 19:30:11,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 19:30:11,557 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 19:30:11,558 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 19:30:11,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test24-1.c [2021-07-06 19:30:11,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94416f77b/2778657da4f845fd82943c0616cb5696/FLAG872dad54b [2021-07-06 19:30:11,938 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 19:30:11,938 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c [2021-07-06 19:30:11,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94416f77b/2778657da4f845fd82943c0616cb5696/FLAG872dad54b [2021-07-06 19:30:12,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94416f77b/2778657da4f845fd82943c0616cb5696 [2021-07-06 19:30:12,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 19:30:12,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 19:30:12,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 19:30:12,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 19:30:12,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 19:30:12,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a1055e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12, skipping insertion in model container [2021-07-06 19:30:12,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 19:30:12,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 19:30:12,542 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-07-06 19:30:12,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 19:30:12,549 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 19:30:12,587 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-07-06 19:30:12,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 19:30:12,604 INFO L208 MainTranslator]: Completed translation [2021-07-06 19:30:12,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12 WrapperNode [2021-07-06 19:30:12,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 19:30:12,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 19:30:12,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 19:30:12,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 19:30:12,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 19:30:12,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 19:30:12,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 19:30:12,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 19:30:12,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 19:30:12,681 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 19:30:12,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 19:30:12,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 19:30:12,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (1/1) ... [2021-07-06 19:30:12,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:12,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:12,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:12,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-07-06 19:30:12,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 19:30:12,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 19:30:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-06 19:30:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 19:30:12,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 19:30:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-06 19:30:12,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-06 19:30:13,057 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 19:30:13,064 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-07-06 19:30:13,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 07:30:13 BoogieIcfgContainer [2021-07-06 19:30:13,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 19:30:13,067 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 19:30:13,067 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 19:30:13,069 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 19:30:13,070 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 19:30:13,070 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 07:30:12" (1/3) ... [2021-07-06 19:30:13,071 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7896895d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 07:30:13, skipping insertion in model container [2021-07-06 19:30:13,071 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 19:30:13,071 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 07:30:12" (2/3) ... [2021-07-06 19:30:13,071 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7896895d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 07:30:13, skipping insertion in model container [2021-07-06 19:30:13,072 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 19:30:13,072 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 07:30:13" (3/3) ... [2021-07-06 19:30:13,073 INFO L389 chiAutomizerObserver]: Analyzing ICFG test24-1.c [2021-07-06 19:30:13,107 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 19:30:13,107 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 19:30:13,107 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 19:30:13,107 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 19:30:13,108 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 19:30:13,108 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 19:30:13,108 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 19:30:13,108 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 19:30:13,118 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 19:30:13,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-07-06 19:30:13,144 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 19:30:13,144 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 19:30:13,149 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-07-06 19:30:13,149 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-07-06 19:30:13,149 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 19:30:13,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 19:30:13,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-07-06 19:30:13,152 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 19:30:13,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 19:30:13,153 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-07-06 19:30:13,153 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-07-06 19:30:13,158 INFO L791 eck$LassoCheckResult]: Stem: 8#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(11);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 5#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~mem9, main_#t~pre11, main_#t~mem10, main_#t~ret12, main_~#ad1~0.base, main_~#ad1~0.offset, main_~ad2~0.base, main_~ad2~0.offset, main_~i~0, main_~pa~0.base, main_~pa~0.offset;call main_~#ad1~0.base, main_~#ad1~0.offset := #Ultimate.allocOnStack(80);havoc main_~ad2~0.base, main_~ad2~0.offset;havoc main_~i~0;havoc main_~pa~0.base, main_~pa~0.offset;main_~i~0 := main_#t~nondet8;havoc main_#t~nondet8; 10#L23true assume main_~i~0 >= 0 && main_~i~0 < 10;main_~ad2~0.base, main_~ad2~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset;call write~int(main_~i~0, main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0, 4);main_~pa~0.base, main_~pa~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0;call main_#t~mem9 := read~int(main_~ad2~0.base, main_~ad2~0.offset + 8 * main_~i~0, 4);main_~i~0 := main_#t~mem9 - 10;havoc main_#t~mem9; 15#L28-3true [2021-07-06 19:30:13,159 INFO L793 eck$LassoCheckResult]: Loop: 15#L28-3true call main_#t~mem10 := read~int(main_~pa~0.base, main_~pa~0.offset, 4); 3#L28-1true assume !!(main_~i~0 < main_#t~mem10);havoc main_#t~mem10;main_#t~pre11 := 1 + main_~i~0;main_~i~0 := 1 + main_~i~0;havoc main_#t~pre11; 15#L28-3true [2021-07-06 19:30:13,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 19:30:13,166 INFO L82 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-07-06 19:30:13,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 19:30:13,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946701444] [2021-07-06 19:30:13,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 19:30:13,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 19:30:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,291 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,342 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,364 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 19:30:13,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 19:30:13,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2021-07-06 19:30:13,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 19:30:13,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334510] [2021-07-06 19:30:13,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 19:30:13,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 19:30:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,392 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,405 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,408 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 19:30:13,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 19:30:13,411 INFO L82 PathProgramCache]: Analyzing trace with hash 28693863, now seen corresponding path program 1 times [2021-07-06 19:30:13,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 19:30:13,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118808625] [2021-07-06 19:30:13,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 19:30:13,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 19:30:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,449 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 19:30:13,490 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 19:30:13,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 19:30:13,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:13,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-07-06 19:30:14,090 WARN L205 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 92 [2021-07-06 19:30:14,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:14,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-07-06 19:30:14,291 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-07-06 19:30:14,300 INFO L210 LassoAnalysis]: Preferences: [2021-07-06 19:30:14,301 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-07-06 19:30:14,301 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-07-06 19:30:14,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-07-06 19:30:14,302 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-07-06 19:30:14,302 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:14,302 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-07-06 19:30:14,302 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-07-06 19:30:14,302 INFO L133 ssoRankerPreferences]: Filename of dumped script: test24-1.c_Iteration1_Lasso [2021-07-06 19:30:14,302 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-07-06 19:30:14,303 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-07-06 19:30:14,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:14,739 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2021-07-06 19:30:14,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-07-06 19:30:15,327 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-07-06 19:30:15,331 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-07-06 19:30:15,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,334 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-07-06 19:30:15,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,406 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-07-06 19:30:15,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:15,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:15,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:15,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,473 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,474 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-07-06 19:30:15,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:15,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:15,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:15,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-07-06 19:30:15,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,544 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-07-06 19:30:15,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,589 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-07-06 19:30:15,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:15,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:15,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:15,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-07-06 19:30:15,615 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,616 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-07-06 19:30:15,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:15,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:15,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:15,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,645 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,646 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-07-06 19:30:15,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,697 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,698 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-07-06 19:30:15,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,738 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-07-06 19:30:15,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:15,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:15,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:15,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,786 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-07-06 19:30:15,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,835 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,836 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-07-06 19:30:15,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,909 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-07-06 19:30:15,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:15,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:15,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:15,968 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:15,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:15,969 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:15,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-07-06 19:30:15,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:15,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:15,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:15,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:15,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:15,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:15,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,028 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-07-06 19:30:16,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:16,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:16,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:16,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,060 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,061 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-07-06 19:30:16,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:16,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,095 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,096 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:16,124 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-07-06 19:30:16,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,160 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-07-06 19:30:16,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,177 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:16,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-07-06 19:30:16,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,221 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-07-06 19:30:16,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-07-06 19:30:16,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-07-06 19:30:16,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-07-06 19:30:16,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,272 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,273 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:16,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-07-06 19:30:16,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-07-06 19:30:16,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,333 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-07-06 19:30:16,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-07-06 19:30:16,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-07-06 19:30:16,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-07-06 19:30:16,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-07-06 19:30:16,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-07-06 19:30:16,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-07-06 19:30:16,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-07-06 19:30:16,373 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-07-06 19:30:16,431 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-07-06 19:30:16,431 INFO L444 ModelExtractionUtils]: 16 out of 31 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-07-06 19:30:16,433 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 19:30:16,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 19:30:16,434 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 19:30:16,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-07-06 19:30:16,437 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-07-06 19:30:16,468 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-07-06 19:30:16,468 INFO L513 LassoAnalysis]: Proved termination. [2021-07-06 19:30:16,469 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, v_rep(select (select #memory_int ULTIMATE.start_main_~pa~0.base) ULTIMATE.start_main_~pa~0.offset)_1) = -1*ULTIMATE.start_main_~i~0 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~pa~0.base) ULTIMATE.start_main_~pa~0.offset)_1 Supporting invariants [] [2021-07-06 19:30:16,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,606 INFO L297 tatePredicateManager]: 25 out of 25 supporting invariants were superfluous and have been removed [2021-07-06 19:30:16,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 19:30:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 19:30:16,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2021-07-06 19:30:16,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 19:30:16,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-07-06 19:30:16,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 19:30:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 19:30:16,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-06 19:30:16,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-06 19:30:16,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-06 19:30:16,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-06 19:30:16,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-06 19:30:16,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 19:30:16,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-06 19:30:16,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 19:30:16,738 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-07-06 19:30:16,740 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 19:30:16,776 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 39 transitions. Complement of second has 7 states. [2021-07-06 19:30:16,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-07-06 19:30:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 19:30:16,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2021-07-06 19:30:16,780 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 3 letters. Loop has 2 letters. [2021-07-06 19:30:16,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 19:30:16,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 5 letters. Loop has 2 letters. [2021-07-06 19:30:16,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 19:30:16,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 3 letters. Loop has 4 letters. [2021-07-06 19:30:16,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-07-06 19:30:16,782 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 39 transitions. [2021-07-06 19:30:16,784 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 19:30:16,786 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2021-07-06 19:30:16,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-07-06 19:30:16,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-07-06 19:30:16,787 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-07-06 19:30:16,787 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 19:30:16,787 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 19:30:16,787 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 19:30:16,787 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-07-06 19:30:16,787 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 19:30:16,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-07-06 19:30:16,787 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-07-06 19:30:16,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-07-06 19:30:16,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 07:30:16 BoogieIcfgContainer [2021-07-06 19:30:16,792 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 19:30:16,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 19:30:16,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 19:30:16,793 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 19:30:16,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 07:30:13" (3/4) ... [2021-07-06 19:30:16,795 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-07-06 19:30:16,795 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 19:30:16,796 INFO L168 Benchmark]: Toolchain (without parser) took 4391.17 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 34.8 MB in the beginning and 50.3 MB in the end (delta: -15.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-07-06 19:30:16,796 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 44.0 MB. Free memory was 25.8 MB in the beginning and 25.7 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 19:30:16,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.52 ms. Allocated memory is still 54.5 MB. Free memory was 34.6 MB in the beginning and 37.9 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-07-06 19:30:16,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.54 ms. Allocated memory is still 54.5 MB. Free memory was 37.9 MB in the beginning and 36.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 19:30:16,797 INFO L168 Benchmark]: Boogie Preprocessor took 44.92 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 35.4 MB in the end (delta: 982.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 19:30:16,798 INFO L168 Benchmark]: RCFGBuilder took 385.32 ms. Allocated memory is still 54.5 MB. Free memory was 35.2 MB in the beginning and 35.5 MB in the end (delta: -315.5 kB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-07-06 19:30:16,798 INFO L168 Benchmark]: BuchiAutomizer took 3724.97 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 35.5 MB in the beginning and 50.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2021-07-06 19:30:16,799 INFO L168 Benchmark]: Witness Printer took 2.86 ms. Allocated memory is still 81.8 MB. Free memory was 50.8 MB in the beginning and 50.3 MB in the end (delta: 412.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 19:30:16,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 44.0 MB. Free memory was 25.8 MB in the beginning and 25.7 MB in the end (delta: 26.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 196.52 ms. Allocated memory is still 54.5 MB. Free memory was 34.6 MB in the beginning and 37.9 MB in the end (delta: -3.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 29.54 ms. Allocated memory is still 54.5 MB. Free memory was 37.9 MB in the beginning and 36.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.92 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 35.4 MB in the end (delta: 982.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 385.32 ms. Allocated memory is still 54.5 MB. Free memory was 35.2 MB in the beginning and 35.5 MB in the end (delta: -315.5 kB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3724.97 ms. Allocated memory was 54.5 MB in the beginning and 81.8 MB in the end (delta: 27.3 MB). Free memory was 35.5 MB in the beginning and 50.8 MB in the end (delta: -15.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. * Witness Printer took 2.86 ms. Allocated memory is still 81.8 MB. Free memory was 50.8 MB in the beginning and 50.3 MB in the end (delta: 412.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[pa][pa] + -1 * i and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13 SDtfs, 14 SDslu, 12 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital240 mio100 ax100 hnf100 lsp95 ukn80 mio100 lsp65 div152 bol100 ite100 ukn100 eq140 hnf59 smp89 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms 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! [2021-07-06 19:30:16,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...