./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label21.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 79a2b9b3df0deda592133ad8079a83707bf29ec3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label21.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 79a2b9b3df0deda592133ad8079a83707bf29ec3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:19,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:19,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:19,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:19,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:19,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:19,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:19,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:19,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:19,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:19,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:19,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:19,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:19,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:19,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:19,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:19,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:19,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:19,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:19,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:19,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:19,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:19,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:19,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:19,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:19,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:19,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:19,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:19,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:19,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:19,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:19,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:19,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:19,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:19,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:19,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:19,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:19,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:19,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:19,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:19,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:19,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:19,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:19,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:19,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:19,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:19,409 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:19,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:19,410 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:19,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:19,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:19,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:19,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:19,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:19,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:19,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:19,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:19,415 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:19,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:19,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:19,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:19,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:19,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:19,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:19,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:19,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:19,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:19,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:19,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:19,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:19,420 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 -> 79a2b9b3df0deda592133ad8079a83707bf29ec3 [2019-11-27 15:59:19,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:19,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:19,905 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:19,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:19,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:19,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-27 15:59:20,021 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b8626a8/771474d81c8b4628991f67a06c20ffa6/FLAG37074e81a [2019-11-27 15:59:21,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:21,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-27 15:59:21,086 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b8626a8/771474d81c8b4628991f67a06c20ffa6/FLAG37074e81a [2019-11-27 15:59:21,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b8626a8/771474d81c8b4628991f67a06c20ffa6 [2019-11-27 15:59:21,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:21,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:21,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:21,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:21,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:21,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:21, skipping insertion in model container [2019-11-27 15:59:21,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:21,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:23,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:23,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:23,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:23,799 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:23,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23 WrapperNode [2019-11-27 15:59:23,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:23,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:23,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:23,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:23,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:23,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:24,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:24,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:24,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:24,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:23" (1/1) ... [2019-11-27 15:59:24,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:24,776 INFO L168 Benchmark]: Toolchain (without parser) took 3215.27 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 775.1 MB in the end (delta: 180.8 MB). Peak memory consumption was 180.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:24,777 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 15:59:24,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2241.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.5 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:24,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 527.09 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:24,784 INFO L168 Benchmark]: Boogie Preprocessor took 440.06 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 775.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:24,790 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 2241.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 872.5 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 527.09 ms. Allocated memory is still 1.0 GB. Free memory was 872.5 MB in the beginning and 809.5 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 440.06 ms. Allocated memory is still 1.0 GB. Free memory was 809.5 MB in the beginning and 775.1 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 0.1.24-509859d [2019-11-27 15:59:27,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:27,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:27,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:27,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:27,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:27,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:27,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:27,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:27,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:27,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:27,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:27,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:27,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:27,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:27,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:27,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:27,586 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:27,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:27,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:27,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:27,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:27,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:27,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:27,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:27,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:27,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:27,618 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:27,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:27,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:27,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:27,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:27,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:27,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:27,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:27,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:27,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:27,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:27,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:27,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:27,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:27,638 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:27,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:27,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:27,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:27,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:27,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:27,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:27,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:27,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:27,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:27,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:27,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:27,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:27,680 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:27,680 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:27,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:27,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:27,681 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:27,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:27,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:27,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:27,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:27,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:27,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:27,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:27,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:27,685 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:27,685 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:27,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:27,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:27,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:27,689 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 -> 79a2b9b3df0deda592133ad8079a83707bf29ec3 [2019-11-27 15:59:28,155 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:28,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:28,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:28,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:28,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:28,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-27 15:59:28,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8056bc81/be1233d499b049e0809dccda79f33da9/FLAG04dc73c1e [2019-11-27 15:59:29,283 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:29,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2019-11-27 15:59:29,326 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8056bc81/be1233d499b049e0809dccda79f33da9/FLAG04dc73c1e [2019-11-27 15:59:29,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8056bc81/be1233d499b049e0809dccda79f33da9 [2019-11-27 15:59:29,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:29,821 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:29,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:29,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:29,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:29,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29, skipping insertion in model container [2019-11-27 15:59:29,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:30,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:31,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:31,618 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:32,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:32,403 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:32,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32 WrapperNode [2019-11-27 15:59:32,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:32,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:32,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:32,407 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:32,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:32,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:32,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:32,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:32,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:32" (1/1) ... [2019-11-27 15:59:32,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:32,961 INFO L168 Benchmark]: Toolchain (without parser) took 3136.54 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:32,962 INFO L168 Benchmark]: CDTParser took 0.26 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. [2019-11-27 15:59:32,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2580.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:32,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.59 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:32,970 INFO L168 Benchmark]: Boogie Preprocessor took 267.60 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 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. [2019-11-27 15:59:32,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 2580.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.59 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 267.60 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 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...