./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/test21-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-regression/test21-1.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 e96ea2b5694d083c4ab21538f2478ac793ab7d6e ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:48:22,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:48:22,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:48:22,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:48:22,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:48:22,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:48:22,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:48:22,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:48:22,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:48:22,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:48:22,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:48:22,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:48:22,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:48:22,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:48:22,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:48:22,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:48:22,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:48:22,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:48:22,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:48:22,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:48:22,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:48:22,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:48:22,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:48:22,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:48:22,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:48:22,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:48:22,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:48:22,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:48:22,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:48:22,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:48:22,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:48:22,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:48:22,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:48:22,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:48:22,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:48:22,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:48:22,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:48:22,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:48:22,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:48:22,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:48:22,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:48:22,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-28 20:48:22,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:48:22,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:48:22,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:48:22,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:48:22,658 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:48:22,658 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:48:22,658 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:48:22,658 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:48:22,658 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:48:22,659 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:48:22,659 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:48:22,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:48:22,659 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:48:22,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:48:22,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:48:22,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:48:22,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:48:22,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:48:22,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:48:22,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:48:22,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:48:22,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:48:22,662 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:48:22,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:48:22,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:48:22,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:48:22,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:48:22,663 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:48:22,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:48:22,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:48:22,663 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:48:22,664 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:48:22,664 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:48:22,665 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e96ea2b5694d083c4ab21538f2478ac793ab7d6e [2019-11-28 20:48:22,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:48:22,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:48:22,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:48:22,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:48:22,986 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:48:22,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test21-1.c [2019-11-28 20:48:23,045 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73c092b5/d91bc60906e9442eba7e1cfb1aada0b2/FLAG7ea7e0899 [2019-11-28 20:48:23,470 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:48:23,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test21-1.c [2019-11-28 20:48:23,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73c092b5/d91bc60906e9442eba7e1cfb1aada0b2/FLAG7ea7e0899 [2019-11-28 20:48:23,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d73c092b5/d91bc60906e9442eba7e1cfb1aada0b2 [2019-11-28 20:48:23,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:48:23,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:48:23,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:48:23,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:48:23,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:48:23,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:48:23" (1/1) ... [2019-11-28 20:48:23,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b8413c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:23, skipping insertion in model container [2019-11-28 20:48:23,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:48:23" (1/1) ... [2019-11-28 20:48:23,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:48:23,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:48:24,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:48:24,125 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:48:24,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:48:24,161 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:48:24,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24 WrapperNode [2019-11-28 20:48:24,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:48:24,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:48:24,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:48:24,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:48:24,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:48:24,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:48:24,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:48:24,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:48:24,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... [2019-11-28 20:48:24,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:48:24,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:48:24,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:48:24,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:48:24,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:48:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 20:48:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 20:48:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-28 20:48:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:48:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:48:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-28 20:48:24,577 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:48:24,577 INFO L287 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-28 20:48:24,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:48:24 BoogieIcfgContainer [2019-11-28 20:48:24,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:48:24,585 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:48:24,587 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:48:24,595 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:48:24,598 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:48:24,600 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:48:23" (1/3) ... [2019-11-28 20:48:24,601 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e2b2ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:48:24, skipping insertion in model container [2019-11-28 20:48:24,605 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:48:24,605 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:48:24" (2/3) ... [2019-11-28 20:48:24,606 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@42e2b2ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:48:24, skipping insertion in model container [2019-11-28 20:48:24,606 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:48:24,606 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:48:24" (3/3) ... [2019-11-28 20:48:24,611 INFO L371 chiAutomizerObserver]: Analyzing ICFG test21-1.c [2019-11-28 20:48:24,663 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:48:24,664 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:48:24,664 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:48:24,664 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:48:24,664 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:48:24,665 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:48:24,665 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:48:24,665 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:48:24,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states. [2019-11-28 20:48:24,702 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-28 20:48:24,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-28 20:48:24,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:48:24 BoogieIcfgContainer [2019-11-28 20:48:24,706 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:48:24,707 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:48:24,707 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:48:24,707 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:48:24,708 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:48:24" (3/4) ... [2019-11-28 20:48:24,710 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:48:24,710 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:48:24,713 INFO L168 Benchmark]: Toolchain (without parser) took 838.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:48:24,714 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:48:24,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:48:24,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:48:24,718 INFO L168 Benchmark]: Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:48:24,719 INFO L168 Benchmark]: RCFGBuilder took 295.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:48:24,720 INFO L168 Benchmark]: BuchiAutomizer took 121.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:48:24,721 INFO L168 Benchmark]: Witness Printer took 3.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:48:24,727 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 945.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -204.4 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 295.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 121.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.64 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...