./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loops/eureka_01-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version ff03de63 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/loops/eureka_01-1.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 a7ef5e9072271cbf0486c6be0aa2bd26b235c6b4341d8940adfe18a5a48a6524 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 22:21:04,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 22:21:04,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 22:21:04,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 22:21:04,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 22:21:04,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 22:21:04,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 22:21:04,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 22:21:04,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 22:21:04,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 22:21:04,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 22:21:04,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 22:21:04,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 22:21:04,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 22:21:04,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 22:21:04,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 22:21:04,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 22:21:04,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 22:21:04,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 22:21:04,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 22:21:04,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 22:21:04,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 22:21:04,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 22:21:04,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 22:21:04,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 22:21:04,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 22:21:04,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 22:21:04,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 22:21:04,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 22:21:04,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 22:21:04,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 22:21:04,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 22:21:04,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 22:21:04,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 22:21:04,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 22:21:04,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 22:21:04,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 22:21:04,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 22:21:04,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 22:21:04,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 22:21:04,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 22:21:04,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-21 22:21:04,508 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 22:21:04,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 22:21:04,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 22:21:04,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 22:21:04,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 22:21:04,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 22:21:04,511 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 22:21:04,511 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-21 22:21:04,511 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-21 22:21:04,512 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-21 22:21:04,512 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-21 22:21:04,512 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-21 22:21:04,513 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-21 22:21:04,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 22:21:04,513 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 22:21:04,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 22:21:04,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 22:21:04,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 22:21:04,514 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-21 22:21:04,515 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 22:21:04,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-21 22:21:04,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 22:21:04,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 22:21:04,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 22:21:04,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 22:21:04,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 22:21:04,517 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-21 22:21:04,517 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7ef5e9072271cbf0486c6be0aa2bd26b235c6b4341d8940adfe18a5a48a6524 [2021-12-21 22:21:04,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 22:21:04,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 22:21:04,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 22:21:04,728 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 22:21:04,729 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 22:21:04,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/eureka_01-1.c [2021-12-21 22:21:04,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e041ea2/4f22c20054734447b9aaf45932f5b159/FLAG8b75a95b5 [2021-12-21 22:21:05,122 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 22:21:05,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c [2021-12-21 22:21:05,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e041ea2/4f22c20054734447b9aaf45932f5b159/FLAG8b75a95b5 [2021-12-21 22:21:05,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6e041ea2/4f22c20054734447b9aaf45932f5b159 [2021-12-21 22:21:05,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 22:21:05,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 22:21:05,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 22:21:05,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 22:21:05,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 22:21:05,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@147b4908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05, skipping insertion in model container [2021-12-21 22:21:05,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,152 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 22:21:05,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 22:21:05,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c[446,459] [2021-12-21 22:21:05,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:21:05,295 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 22:21:05,302 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/eureka_01-1.c[446,459] [2021-12-21 22:21:05,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 22:21:05,324 INFO L208 MainTranslator]: Completed translation [2021-12-21 22:21:05,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05 WrapperNode [2021-12-21 22:21:05,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 22:21:05,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 22:21:05,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 22:21:05,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 22:21:05,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,356 INFO L137 Inliner]: procedures = 15, calls = 98, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 203 [2021-12-21 22:21:05,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 22:21:05,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 22:21:05,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 22:21:05,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 22:21:05,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 22:21:05,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 22:21:05,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 22:21:05,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 22:21:05,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (1/1) ... [2021-12-21 22:21:05,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:21:05,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 22:21:05,424 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) [2021-12-21 22:21:05,429 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 [2021-12-21 22:21:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 22:21:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 22:21:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 22:21:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 22:21:05,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 22:21:05,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 22:21:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 22:21:05,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 22:21:05,503 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 22:21:05,504 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 22:21:05,644 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 22:21:05,648 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 22:21:05,649 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-21 22:21:05,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:21:05 BoogieIcfgContainer [2021-12-21 22:21:05,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 22:21:05,651 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-21 22:21:05,651 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-21 22:21:05,653 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-21 22:21:05,654 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:21:05,654 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.12 10:21:05" (1/3) ... [2021-12-21 22:21:05,655 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ee015c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:21:05, skipping insertion in model container [2021-12-21 22:21:05,655 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:21:05,655 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:21:05" (2/3) ... [2021-12-21 22:21:05,655 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5ee015c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.12 10:21:05, skipping insertion in model container [2021-12-21 22:21:05,655 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-21 22:21:05,655 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:21:05" (3/3) ... [2021-12-21 22:21:05,656 INFO L388 chiAutomizerObserver]: Analyzing ICFG eureka_01-1.c [2021-12-21 22:21:05,685 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-21 22:21:05,685 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-21 22:21:05,685 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-21 22:21:05,685 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-21 22:21:05,685 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-21 22:21:05,685 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-21 22:21:05,686 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-21 22:21:05,686 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-21 22:21:05,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2021-12-21 22:21:05,708 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 16 [2021-12-21 22:21:05,708 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:21:05,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:21:05,712 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-21 22:21:05,712 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-21 22:21:05,712 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-21 22:21:05,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2021-12-21 22:21:05,714 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 16 [2021-12-21 22:21:05,714 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-21 22:21:05,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-21 22:21:05,715 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-21 22:21:05,715 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-21 22:21:05,720 INFO L791 eck$LassoCheckResult]: Stem: 20#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(14, 2);call #Ultimate.allocInit(12, 3);~INFINITY~0 := 899; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem13#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post8#1, main_#t~post7#1, main_#t~mem15#1, main_#t~mem16#1, main_#t~mem19#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~post14#1, main_#t~mem21#1, main_#t~post20#1, main_~nodecount~0#1, main_~edgecount~0#1, main_~source~0#1, main_~#Source~0#1.base, main_~#Source~0#1.offset, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, main_~#distance~0#1.base, main_~#distance~0#1.offset, main_~x~0#1, main_~y~0#1, main_~i~0#1, main_~j~0#1;main_~nodecount~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~edgecount~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L20true assume !!(0 <= main_~nodecount~0#1 && main_~nodecount~0#1 <= 4); 26#L21true assume !!(0 <= main_~edgecount~0#1 && main_~edgecount~0#1 <= 19);main_~source~0#1 := 0;call main_~#Source~0#1.base, main_~#Source~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Source~0#1.base, main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 4 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 8 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 12 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 16 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 20 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 24 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 28 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 32 + main_~#Source~0#1.offset, 4);call write~init~int(4, main_~#Source~0#1.base, 36 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 40 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 44 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 48 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 52 + main_~#Source~0#1.offset, 4);call write~init~int(0, main_~#Source~0#1.base, 56 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 60 + main_~#Source~0#1.offset, 4);call write~init~int(1, main_~#Source~0#1.base, 64 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 68 + main_~#Source~0#1.offset, 4);call write~init~int(2, main_~#Source~0#1.base, 72 + main_~#Source~0#1.offset, 4);call write~init~int(3, main_~#Source~0#1.base, 76 + main_~#Source~0#1.offset, 4);call main_~#Dest~0#1.base, main_~#Dest~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(1, main_~#Dest~0#1.base, main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 4 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 8 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 12 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 16 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 20 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 24 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 28 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 32 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 36 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 40 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 44 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 48 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 52 + main_~#Dest~0#1.offset, 4);call write~init~int(3, main_~#Dest~0#1.base, 56 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 60 + main_~#Dest~0#1.offset, 4);call write~init~int(2, main_~#Dest~0#1.base, 64 + main_~#Dest~0#1.offset, 4);call write~init~int(1, main_~#Dest~0#1.base, 68 + main_~#Dest~0#1.offset, 4);call write~init~int(0, main_~#Dest~0#1.base, 72 + main_~#Dest~0#1.offset, 4);call write~init~int(4, main_~#Dest~0#1.base, 76 + main_~#Dest~0#1.offset, 4);call main_~#Weight~0#1.base, main_~#Weight~0#1.offset := #Ultimate.allocOnStack(80);call write~init~int(0, main_~#Weight~0#1.base, main_~#Weight~0#1.offset, 4);call write~init~int(1, main_~#Weight~0#1.base, 4 + main_~#Weight~0#1.offset, 4);call write~init~int(2, main_~#Weight~0#1.base, 8 + main_~#Weight~0#1.offset, 4);call write~init~int(3, main_~#Weight~0#1.base, 12 + main_~#Weight~0#1.offset, 4);call write~init~int(4, main_~#Weight~0#1.base, 16 + main_~#Weight~0#1.offset, 4);call write~init~int(5, main_~#Weight~0#1.base, 20 + main_~#Weight~0#1.offset, 4);call write~init~int(6, main_~#Weight~0#1.base, 24 + main_~#Weight~0#1.offset, 4);call write~init~int(7, main_~#Weight~0#1.base, 28 + main_~#Weight~0#1.offset, 4);call write~init~int(8, main_~#Weight~0#1.base, 32 + main_~#Weight~0#1.offset, 4);call write~init~int(9, main_~#Weight~0#1.base, 36 + main_~#Weight~0#1.offset, 4);call write~init~int(10, main_~#Weight~0#1.base, 40 + main_~#Weight~0#1.offset, 4);call write~init~int(11, main_~#Weight~0#1.base, 44 + main_~#Weight~0#1.offset, 4);call write~init~int(12, main_~#Weight~0#1.base, 48 + main_~#Weight~0#1.offset, 4);call write~init~int(13, main_~#Weight~0#1.base, 52 + main_~#Weight~0#1.offset, 4);call write~init~int(14, main_~#Weight~0#1.base, 56 + main_~#Weight~0#1.offset, 4);call write~init~int(15, main_~#Weight~0#1.base, 60 + main_~#Weight~0#1.offset, 4);call write~init~int(16, main_~#Weight~0#1.base, 64 + main_~#Weight~0#1.offset, 4);call write~init~int(17, main_~#Weight~0#1.base, 68 + main_~#Weight~0#1.offset, 4);call write~init~int(18, main_~#Weight~0#1.base, 72 + main_~#Weight~0#1.offset, 4);call write~init~int(19, main_~#Weight~0#1.base, 76 + main_~#Weight~0#1.offset, 4);call main_~#distance~0#1.base, main_~#distance~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~i~0#1;havoc main_~j~0#1;main_~i~0#1 := 0; 14#L30-3true [2021-12-21 22:21:05,720 INFO L793 eck$LassoCheckResult]: Loop: 14#L30-3true assume !!(main_~i~0#1 < main_~nodecount~0#1); 5#L31true assume main_~i~0#1 == main_~source~0#1;call write~int(0, main_~#distance~0#1.base, main_~#distance~0#1.offset + 4 * main_~i~0#1, 4); 4#L30-2true main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 14#L30-3true [2021-12-21 22:21:05,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:21:05,725 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-12-21 22:21:05,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:21:05,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428020727] [2021-12-21 22:21:05,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:21:05,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:21:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:05,910 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:21:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:05,970 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:21:05,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:21:05,975 INFO L85 PathProgramCache]: Analyzing trace with hash 49751, now seen corresponding path program 1 times [2021-12-21 22:21:05,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:21:05,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679143262] [2021-12-21 22:21:05,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:21:05,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:21:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:05,999 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:21:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:06,014 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:21:06,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 22:21:06,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1806910736, now seen corresponding path program 1 times [2021-12-21 22:21:06,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 22:21:06,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082652067] [2021-12-21 22:21:06,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 22:21:06,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 22:21:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:06,072 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-21 22:21:06,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-21 22:21:06,125 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-21 22:21:08,320 INFO L210 LassoAnalysis]: Preferences: [2021-12-21 22:21:08,321 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-21 22:21:08,321 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-21 22:21:08,321 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-21 22:21:08,321 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-21 22:21:08,321 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-21 22:21:08,321 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-21 22:21:08,321 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-21 22:21:08,322 INFO L133 ssoRankerPreferences]: Filename of dumped script: eureka_01-1.c_Iteration1_Lasso [2021-12-21 22:21:08,322 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-21 22:21:08,322 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-21 22:21:08,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:21:08,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:21:08,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-21 22:21:19,768 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.IllegalArgumentException at de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) at java.base/java.util.AbstractMap.putAll(AbstractMap.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.PureSubstitution.(PureSubstitution.java:81) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.(Substitution.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.replaceMapReads(MapEliminator.java:518) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.getRewrittenTransFormula(MapEliminator.java:342) at de.uni_freiburg.informatik.ultimate.lassoranker.preprocessors.MapEliminationLassoPreprocessor.process(MapEliminationLassoPreprocessor.java:111) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.applyPreprocessor(LassoBuilder.java:154) at de.uni_freiburg.informatik.ultimate.lassoranker.variables.LassoBuilder.preprocess(LassoBuilder.java:262) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.preprocess(LassoAnalysis.java:280) at de.uni_freiburg.informatik.ultimate.lassoranker.LassoAnalysis.(LassoAnalysis.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:609) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:953) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:862) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-21 22:21:19,776 INFO L158 Benchmark]: Toolchain (without parser) took 14635.36ms. Allocated memory was 90.2MB in the beginning and 169.9MB in the end (delta: 79.7MB). Free memory was 57.6MB in the beginning and 108.0MB in the end (delta: -50.4MB). Peak memory consumption was 95.9MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,776 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 22:21:19,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.74ms. Allocated memory is still 90.2MB. Free memory was 57.5MB in the beginning and 65.5MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.23ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 63.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,777 INFO L158 Benchmark]: Boogie Preprocessor took 20.97ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,778 INFO L158 Benchmark]: RCFGBuilder took 271.24ms. Allocated memory is still 90.2MB. Free memory was 61.4MB in the beginning and 45.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,778 INFO L158 Benchmark]: BuchiAutomizer took 14123.84ms. Allocated memory was 90.2MB in the beginning and 169.9MB in the end (delta: 79.7MB). Free memory was 45.7MB in the beginning and 108.0MB in the end (delta: -62.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2021-12-21 22:21:19,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 90.2MB. Free memory was 47.2MB in the beginning and 47.2MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.74ms. Allocated memory is still 90.2MB. Free memory was 57.5MB in the beginning and 65.5MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.23ms. Allocated memory is still 90.2MB. Free memory was 65.5MB in the beginning and 63.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.97ms. Allocated memory is still 90.2MB. Free memory was 63.2MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 271.24ms. Allocated memory is still 90.2MB. Free memory was 61.4MB in the beginning and 45.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 14123.84ms. Allocated memory was 90.2MB in the beginning and 169.9MB in the end (delta: 79.7MB). Free memory was 45.7MB in the beginning and 108.0MB in the end (delta: -62.3MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: IllegalArgumentException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: IllegalArgumentException: null: de.uni_freiburg.informatik.ultimate.util.datastructures.ScopedHashMap.put(ScopedHashMap.java:331) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-21 22:21:19,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: null