./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/just_assert.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-regression/just_assert.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 3328176c3b6f093b3cc3ccbafda909def9de4e6c .............................................................................................................................................................................................................. 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 07:02:13,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 07:02:13,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 07:02:13,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 07:02:13,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 07:02:13,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 07:02:13,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 07:02:13,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 07:02:13,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 07:02:13,362 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 07:02:13,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 07:02:13,364 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 07:02:13,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 07:02:13,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 07:02:13,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 07:02:13,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 07:02:13,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 07:02:13,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 07:02:13,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 07:02:13,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 07:02:13,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 07:02:13,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 07:02:13,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 07:02:13,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 07:02:13,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 07:02:13,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 07:02:13,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 07:02:13,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 07:02:13,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 07:02:13,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 07:02:13,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 07:02:13,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 07:02:13,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 07:02:13,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 07:02:13,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 07:02:13,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 07:02:13,385 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 07:02:13,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 07:02:13,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 07:02:13,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 07:02:13,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 07:02:13,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-10-20 07:02:13,418 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 07:02:13,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 07:02:13,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 07:02:13,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 07:02:13,419 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 07:02:13,420 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-10-20 07:02:13,420 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-10-20 07:02:13,420 INFO L138 SettingsManager]: * Use old map elimination=false [2020-10-20 07:02:13,420 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-10-20 07:02:13,420 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-10-20 07:02:13,420 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-10-20 07:02:13,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 07:02:13,421 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 07:02:13,421 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 07:02:13,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 07:02:13,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 07:02:13,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 07:02:13,423 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-10-20 07:02:13,423 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 07:02:13,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-10-20 07:02:13,423 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 07:02:13,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 07:02:13,423 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-10-20 07:02:13,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 07:02:13,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 07:02:13,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 07:02:13,424 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-10-20 07:02:13,425 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-10-20 07:02:13,425 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 -> 3328176c3b6f093b3cc3ccbafda909def9de4e6c [2020-10-20 07:02:13,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 07:02:13,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 07:02:13,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 07:02:13,705 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 07:02:13,705 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 07:02:13,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/just_assert.i [2020-10-20 07:02:13,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6612ea79b/9d1845e55b354db88cc24f788478be83/FLAG437f88b8f [2020-10-20 07:02:14,225 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 07:02:14,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/just_assert.i [2020-10-20 07:02:14,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6612ea79b/9d1845e55b354db88cc24f788478be83/FLAG437f88b8f [2020-10-20 07:02:14,553 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6612ea79b/9d1845e55b354db88cc24f788478be83 [2020-10-20 07:02:14,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 07:02:14,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 07:02:14,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 07:02:14,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 07:02:14,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 07:02:14,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a0fde21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14, skipping insertion in model container [2020-10-20 07:02:14,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 07:02:14,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 07:02:14,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:02:14,835 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 07:02:14,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 07:02:14,871 INFO L208 MainTranslator]: Completed translation [2020-10-20 07:02:14,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14 WrapperNode [2020-10-20 07:02:14,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 07:02:14,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 07:02:14,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 07:02:14,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 07:02:14,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 07:02:14,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 07:02:14,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 07:02:14,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 07:02:14,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (1/1) ... [2020-10-20 07:02:14,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 07:02:14,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 07:02:14,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 07:02:14,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 07:02:14,941 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (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 07:02:14,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 07:02:14,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 07:02:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 07:02:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 07:02:15,162 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 07:02:15,163 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-20 07:02:15,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:02:15 BoogieIcfgContainer [2020-10-20 07:02:15,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 07:02:15,165 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-10-20 07:02:15,165 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-10-20 07:02:15,168 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-10-20 07:02:15,169 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:02:15,169 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.10 07:02:14" (1/3) ... [2020-10-20 07:02:15,170 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3562d016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:02:15, skipping insertion in model container [2020-10-20 07:02:15,170 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:02:15,170 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 07:02:14" (2/3) ... [2020-10-20 07:02:15,171 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3562d016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.10 07:02:15, skipping insertion in model container [2020-10-20 07:02:15,171 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-10-20 07:02:15,171 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:02:15" (3/3) ... [2020-10-20 07:02:15,173 INFO L373 chiAutomizerObserver]: Analyzing ICFG just_assert.i [2020-10-20 07:02:15,221 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-10-20 07:02:15,221 INFO L360 BuchiCegarLoop]: Hoare is false [2020-10-20 07:02:15,221 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-10-20 07:02:15,221 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 07:02:15,221 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 07:02:15,221 INFO L364 BuchiCegarLoop]: Difference is false [2020-10-20 07:02:15,221 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 07:02:15,222 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-10-20 07:02:15,234 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-10-20 07:02:15,252 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-10-20 07:02:15,252 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-10-20 07:02:15,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.10 07:02:15 BoogieIcfgContainer [2020-10-20 07:02:15,256 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-10-20 07:02:15,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 07:02:15,256 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 07:02:15,256 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 07:02:15,257 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 07:02:15" (3/4) ... [2020-10-20 07:02:15,259 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-20 07:02:15,260 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 07:02:15,263 INFO L168 Benchmark]: Toolchain (without parser) took 702.92 ms. Allocated memory was 44.0 MB in the beginning and 46.7 MB in the end (delta: 2.6 MB). Free memory was 26.8 MB in the beginning and 11.5 MB in the end (delta: 15.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,264 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 32.5 MB. Free memory was 11.4 MB in the beginning and 11.4 MB in the end (delta: 48.2 kB). Peak memory consumption was 48.2 kB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.22 ms. Allocated memory is still 44.0 MB. Free memory was 26.0 MB in the beginning and 16.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.41 ms. Allocated memory is still 44.0 MB. Free memory was 16.0 MB in the beginning and 14.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,267 INFO L168 Benchmark]: Boogie Preprocessor took 26.49 ms. Allocated memory was 44.0 MB in the beginning and 46.7 MB in the end (delta: 2.6 MB). Free memory was 14.5 MB in the beginning and 28.7 MB in the end (delta: -14.2 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,268 INFO L168 Benchmark]: RCFGBuilder took 224.18 ms. Allocated memory is still 46.7 MB. Free memory was 28.7 MB in the beginning and 18.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,269 INFO L168 Benchmark]: BuchiAutomizer took 90.89 ms. Allocated memory is still 46.7 MB. Free memory was 18.3 MB in the beginning and 12.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,269 INFO L168 Benchmark]: Witness Printer took 3.53 ms. Allocated memory is still 46.7 MB. Free memory was 12.0 MB in the beginning and 11.5 MB in the end (delta: 433.0 kB). Peak memory consumption was 433.0 kB. Max. memory is 14.3 GB. [2020-10-20 07:02:15,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 32.5 MB. Free memory was 11.4 MB in the beginning and 11.4 MB in the end (delta: 48.2 kB). Peak memory consumption was 48.2 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 310.22 ms. Allocated memory is still 44.0 MB. Free memory was 26.0 MB in the beginning and 16.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 37.41 ms. Allocated memory is still 44.0 MB. Free memory was 16.0 MB in the beginning and 14.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 26.49 ms. Allocated memory was 44.0 MB in the beginning and 46.7 MB in the end (delta: 2.6 MB). Free memory was 14.5 MB in the beginning and 28.7 MB in the end (delta: -14.2 MB). Peak memory consumption was 4.5 MB. Max. memory is 14.3 GB. * RCFGBuilder took 224.18 ms. Allocated memory is still 46.7 MB. Free memory was 28.7 MB in the beginning and 18.5 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. * BuchiAutomizer took 90.89 ms. Allocated memory is still 46.7 MB. Free memory was 18.3 MB in the beginning and 12.2 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 14.3 GB. * Witness Printer took 3.53 ms. Allocated memory is still 46.7 MB. Free memory was 12.0 MB in the beginning and 11.5 MB in the end (delta: 433.0 kB). Peak memory consumption was 433.0 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...