./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44e865cb3b03c69d875149f8f77e9f4453d97c0d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label51.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.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(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 44e865cb3b03c69d875149f8f77e9f4453d97c0d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:53,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:53,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:53,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:53,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:53,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:53,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:53,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:53,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:53,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:53,468 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:53,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:53,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:53,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:53,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:53,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:53,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:53,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:53,491 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:53,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:53,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:53,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:53,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:53,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:53,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:53,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:53,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:53,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:53,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:53,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:53,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:53,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:53,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:53,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:53,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:53,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:53,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:53,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:53,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:53,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:53,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:53,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:53,623 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:53,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:53,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:53,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:53,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:53,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:53,640 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:53,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:53,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:53,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:53,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:53,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:53,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:53,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:53,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:53,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:53,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:53,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:53,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:53,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:53,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:53,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:53,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:53,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:53,656 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:53,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:53,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:53,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:53,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(G ! call(__VERIFIER_error())) ) 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-25 22:42:54,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:54,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:54,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:54,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:54,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:54,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-25 22:42:54,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29744532/ae62112a4cc84ea59583492c5a302a8c/FLAG8f9d1f656 [2019-11-25 22:42:56,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:56,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-25 22:42:56,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29744532/ae62112a4cc84ea59583492c5a302a8c/FLAG8f9d1f656 [2019-11-25 22:42:56,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e29744532/ae62112a4cc84ea59583492c5a302a8c [2019-11-25 22:42:56,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:56,215 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:56,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:56,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:56,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:56,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:56" (1/1) ... [2019-11-25 22:42:56,242 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:56, skipping insertion in model container [2019-11-25 22:42:56,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:56" (1/1) ... [2019-11-25 22:42:56,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:56,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:58,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:58,659 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:59,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:59,584 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:59,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59 WrapperNode [2019-11-25 22:42:59,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:59,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:59,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:59,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:59,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:42:59,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:00,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:00,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:00,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:00,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:00,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:59" (1/1) ... [2019-11-25 22:43:01,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:01,162 INFO L168 Benchmark]: Toolchain (without parser) took 4941.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.5 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:01,164 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:43:01,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3368.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:01,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 702.62 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:01,176 INFO L168 Benchmark]: Boogie Preprocessor took 861.75 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:01,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3368.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 702.62 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 861.75 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:05,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:05,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:05,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:05,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:05,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:05,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:05,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:05,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:05,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:05,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:05,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:05,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:05,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:05,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:05,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:05,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:05,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:05,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:05,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:05,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:05,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:05,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:05,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:05,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:05,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:05,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:05,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:05,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:05,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:05,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:05,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:05,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:05,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:05,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:05,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:05,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:05,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:05,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:05,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:05,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:05,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:05,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:05,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:05,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:05,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:05,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:05,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:05,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:05,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:05,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:05,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:05,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:05,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:05,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:05,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:05,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:05,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:05,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:05,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:05,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:05,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:05,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:05,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:05,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:05,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:05,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:05,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:05,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:05,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:05,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:05,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:05,553 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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(G ! call(__VERIFIER_error())) ) 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 -> 44e865cb3b03c69d875149f8f77e9f4453d97c0d [2019-11-25 22:43:06,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:06,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:06,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:06,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:06,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:06,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-25 22:43:06,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c14cbaa/48e67462f9d343d59cbca9873f00ef14/FLAG4d40ae1d0 [2019-11-25 22:43:08,011 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:08,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label51.c [2019-11-25 22:43:08,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c14cbaa/48e67462f9d343d59cbca9873f00ef14/FLAG4d40ae1d0 [2019-11-25 22:43:08,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74c14cbaa/48e67462f9d343d59cbca9873f00ef14 [2019-11-25 22:43:08,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:08,128 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:08,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:08,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:08,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:08,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08, skipping insertion in model container [2019-11-25 22:43:08,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:08,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:10,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:10,722 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:11,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:11,953 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:11,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11 WrapperNode [2019-11-25 22:43:11,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:11,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:11,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:11,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:11,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:12,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:12,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:12,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:12,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:11" (1/1) ... [2019-11-25 22:43:12,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:12,768 INFO L168 Benchmark]: Toolchain (without parser) took 4635.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 782.2 MB in the end (delta: 172.4 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,769 INFO L168 Benchmark]: CDTParser took 2.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:43:12,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3823.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 822.3 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 396.71 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,779 INFO L168 Benchmark]: Boogie Preprocessor took 406.41 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:12,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3823.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 822.3 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 396.71 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 406.41 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...