./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i -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 960a43474c75eeb33a7f3e9b45605c9175ab42f2 .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 08:19:30,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 08:19:30,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 08:19:30,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 08:19:30,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 08:19:30,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 08:19:30,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 08:19:30,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 08:19:30,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 08:19:30,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 08:19:30,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 08:19:30,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 08:19:30,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 08:19:30,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 08:19:30,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 08:19:30,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 08:19:30,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 08:19:30,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 08:19:30,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 08:19:30,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 08:19:30,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 08:19:30,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 08:19:30,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 08:19:30,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 08:19:30,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 08:19:30,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 08:19:30,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 08:19:30,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 08:19:30,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 08:19:30,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 08:19:30,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 08:19:30,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 08:19:30,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 08:19:30,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 08:19:30,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 08:19:30,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 08:19:30,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 08:19:30,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 08:19:30,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 08:19:30,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 08:19:30,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 08:19:30,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 08:19:30,657 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 08:19:30,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 08:19:30,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 08:19:30,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 08:19:30,659 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 08:19:30,659 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 08:19:30,659 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 08:19:30,660 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 08:19:30,660 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 08:19:30,660 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 08:19:30,661 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 08:19:30,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 08:19:30,662 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 08:19:30,662 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 08:19:30,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 08:19:30,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 08:19:30,663 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 08:19:30,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 08:19:30,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 08:19:30,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 08:19:30,664 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 08:19:30,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 08:19:30,664 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 08:19:30,664 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 08:19:30,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 08:19:30,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 08:19:30,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 08:19:30,665 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 08:19:30,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 08:19:30,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 08:19:30,666 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 08:19:30,666 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 08:19:30,667 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 08:19:30,668 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 -> 960a43474c75eeb33a7f3e9b45605c9175ab42f2 [2020-10-20 08:19:30,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 08:19:30,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 08:19:30,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 08:19:30,901 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 08:19:30,902 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 08:19:30,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i [2020-10-20 08:19:30,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83927d36a/b7fd69a80afb467584e05994d8042b92/FLAG9f0580c25 [2020-10-20 08:19:31,646 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 08:19:31,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test11_2.i [2020-10-20 08:19:31,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83927d36a/b7fd69a80afb467584e05994d8042b92/FLAG9f0580c25 [2020-10-20 08:19:31,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83927d36a/b7fd69a80afb467584e05994d8042b92 [2020-10-20 08:19:31,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 08:19:31,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 08:19:31,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 08:19:31,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 08:19:31,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 08:19:31,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:19:31" (1/1) ... [2020-10-20 08:19:31,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f756db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:31, skipping insertion in model container [2020-10-20 08:19:31,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 08:19:31" (1/1) ... [2020-10-20 08:19:31,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 08:19:31,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 08:19:32,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:19:32,485 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 08:19:32,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 08:19:32,654 INFO L208 MainTranslator]: Completed translation [2020-10-20 08:19:32,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32 WrapperNode [2020-10-20 08:19:32,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 08:19:32,656 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 08:19:32,656 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 08:19:32,656 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 08:19:32,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 08:19:32,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 08:19:32,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 08:19:32,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 08:19:32,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... [2020-10-20 08:19:32,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 08:19:32,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 08:19:32,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 08:19:32,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 08:19:32,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-10-20 08:19:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-20 08:19:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-20 08:19:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 08:19:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-20 08:19:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 08:19:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-20 08:19:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 08:19:32,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 08:19:33,275 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 08:19:33,276 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-10-20 08:19:33,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:33 BoogieIcfgContainer [2020-10-20 08:19:33,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 08:19:33,279 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 08:19:33,279 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 08:19:33,283 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 08:19:33,284 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:33,284 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 08:19:31" (1/3) ... [2020-10-20 08:19:33,286 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@220b7a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:19:33, skipping insertion in model container [2020-10-20 08:19:33,286 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:33,286 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 08:19:32" (2/3) ... [2020-10-20 08:19:33,286 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@220b7a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 08:19:33, skipping insertion in model container [2020-10-20 08:19:33,287 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 08:19:33,287 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:33" (3/3) ... [2020-10-20 08:19:33,289 INFO L373 chiAutomizerObserver]: Analyzing ICFG memleaks_test11_2.i [2020-10-20 08:19:33,334 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 08:19:33,335 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 08:19:33,335 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 08:19:33,335 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 08:19:33,335 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 08:19:33,335 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 08:19:33,336 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 08:19:33,336 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 08:19:33,349 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states. [2020-10-20 08:19:33,371 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 08:19:33,371 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 08:19:33,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 08:19:33 BoogieIcfgContainer [2020-10-20 08:19:33,375 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 08:19:33,376 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 08:19:33,376 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 08:19:33,376 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 08:19:33,376 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 08:19:33" (3/4) ... [2020-10-20 08:19:33,379 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 08:19:33,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 08:19:33,382 INFO L168 Benchmark]: Toolchain (without parser) took 1459.91 ms. Allocated memory was 41.9 MB in the beginning and 46.1 MB in the end (delta: 4.2 MB). Free memory was 18.9 MB in the beginning and 10.6 MB in the end (delta: 8.3 MB). Peak memory consumption was 12.5 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,383 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 31.5 MB. Free memory was 8.3 MB in the beginning and 8.2 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.91 ms. Allocated memory was 41.9 MB in the beginning and 44.0 MB in the end (delta: 2.1 MB). Free memory was 18.0 MB in the beginning and 10.0 MB in the end (delta: 8.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,386 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.78 ms. Allocated memory was 44.0 MB in the beginning and 44.6 MB in the end (delta: 524.3 kB). Free memory was 10.0 MB in the beginning and 28.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,387 INFO L168 Benchmark]: Boogie Preprocessor took 33.48 ms. Allocated memory is still 44.6 MB. Free memory was 28.2 MB in the beginning and 26.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,388 INFO L168 Benchmark]: RCFGBuilder took 515.82 ms. Allocated memory was 44.6 MB in the beginning and 46.1 MB in the end (delta: 1.6 MB). Free memory was 26.1 MB in the beginning and 17.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,388 INFO L168 Benchmark]: BuchiAutomizer took 96.35 ms. Allocated memory is still 46.1 MB. Free memory was 17.2 MB in the beginning and 10.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,389 INFO L168 Benchmark]: Witness Printer took 4.17 ms. Allocated memory is still 46.1 MB. Free memory was 10.9 MB in the beginning and 10.6 MB in the end (delta: 330.0 kB). Peak memory consumption was 330.0 kB. Max. memory is 14.3 GB. [2020-10-20 08:19:33,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 31.5 MB. Free memory was 8.3 MB in the beginning and 8.2 MB in the end (delta: 47.5 kB). Peak memory consumption was 47.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 724.91 ms. Allocated memory was 41.9 MB in the beginning and 44.0 MB in the end (delta: 2.1 MB). Free memory was 18.0 MB in the beginning and 10.0 MB in the end (delta: 8.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 72.78 ms. Allocated memory was 44.0 MB in the beginning and 44.6 MB in the end (delta: 524.3 kB). Free memory was 10.0 MB in the beginning and 28.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 1.1 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 33.48 ms. Allocated memory is still 44.6 MB. Free memory was 28.2 MB in the beginning and 26.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 515.82 ms. Allocated memory was 44.6 MB in the beginning and 46.1 MB in the end (delta: 1.6 MB). Free memory was 26.1 MB in the beginning and 17.6 MB in the end (delta: 8.5 MB). Peak memory consumption was 17.0 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 96.35 ms. Allocated memory is still 46.1 MB. Free memory was 17.2 MB in the beginning and 10.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 14.3 GB. * Witness Printer took 4.17 ms. Allocated memory is still 46.1 MB. Free memory was 10.9 MB in the beginning and 10.6 MB in the end (delta: 330.0 kB). Peak memory consumption was 330.0 kB. Max. memory is 14.3 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...