./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem14_label18.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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label18.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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:16,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:16,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:16,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:16,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:16,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:16,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:16,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:16,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:16,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:16,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:16,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:16,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:16,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:16,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:16,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:16,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:16,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:16,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:16,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:16,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:16,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:16,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:16,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:16,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:16,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:16,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:16,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:16,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:16,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:16,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:16,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:16,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:16,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:16,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:16,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:16,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:16,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:16,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:16,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:16,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:16,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:16,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:16,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:16,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:16,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:16,395 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:16,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:16,397 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:16,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:16,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:16,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:16,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:16,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:16,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:16,402 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:16,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:16,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:16,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:16,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:16,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:16,406 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:16,406 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:16,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:16,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:16,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:16,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:16,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:16,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:16,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:16,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:16,412 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-24 20:54:16,954 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:16,987 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:16,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:16,997 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:17,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:17,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-24 20:54:17,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc83ef9/b5207cdde2dd4cafb7a28e78b409c970/FLAG698238f55 [2019-11-24 20:54:18,376 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:18,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-24 20:54:18,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc83ef9/b5207cdde2dd4cafb7a28e78b409c970/FLAG698238f55 [2019-11-24 20:54:18,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc83ef9/b5207cdde2dd4cafb7a28e78b409c970 [2019-11-24 20:54:18,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:18,461 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:18,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:18,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:18,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:18,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:18" (1/1) ... [2019-11-24 20:54:18,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:18, skipping insertion in model container [2019-11-24 20:54:18,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:18" (1/1) ... [2019-11-24 20:54:18,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:18,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:19,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:19,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:20,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:20,182 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:20,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20 WrapperNode [2019-11-24 20:54:20,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:20,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:20,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:20,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:20,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:20,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:20,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:20,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:20,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:20" (1/1) ... [2019-11-24 20:54:20,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:20,618 INFO L168 Benchmark]: Toolchain (without parser) took 2150.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 939.2 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:20,619 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-24 20:54:20,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1721.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:20,625 INFO L168 Benchmark]: Boogie Procedure Inliner took 222.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:20,628 INFO L168 Benchmark]: Boogie Preprocessor took 195.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:20,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 1721.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.4 MB in the end (delta: 5.3 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 222.36 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.12 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 939.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 20:54:24,472 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:24,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:24,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:24,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:24,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:24,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:24,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:24,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:24,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:24,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:24,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:24,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:24,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:24,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:24,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:24,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:24,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:24,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:24,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:24,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:24,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:24,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:24,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:24,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:24,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:24,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:24,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:24,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:24,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:24,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:24,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:24,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:24,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:24,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:24,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:24,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:24,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:24,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:24,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:24,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:24,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:24,624 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:24,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:24,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:24,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:24,629 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:24,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:24,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:24,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:24,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:24,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:24,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:24,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:24,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:24,635 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:24,635 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:24,635 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:24,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:24,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:24,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:24,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:24,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:24,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:24,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:24,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:24,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:24,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:24,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:24,639 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:24,639 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:24,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:24,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:24,642 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-24 20:54:25,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:25,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:25,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:25,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:25,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:25,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-24 20:54:25,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20418b7e7/971f6406c40041f98fdf843696f8b524/FLAGc5681ec25 [2019-11-24 20:54:26,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:26,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-24 20:54:26,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20418b7e7/971f6406c40041f98fdf843696f8b524/FLAGc5681ec25 [2019-11-24 20:54:26,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20418b7e7/971f6406c40041f98fdf843696f8b524 [2019-11-24 20:54:26,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:26,846 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:26,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:26,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:26,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:26,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:26" (1/1) ... [2019-11-24 20:54:26,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f662366 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:26, skipping insertion in model container [2019-11-24 20:54:26,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:26" (1/1) ... [2019-11-24 20:54:26,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:27,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:28,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:28,257 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:28,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:28,661 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:28,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28 WrapperNode [2019-11-24 20:54:28,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:28,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:28,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:28,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:28,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:28,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:28,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:28,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:28,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:28,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:29,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:29,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:28" (1/1) ... [2019-11-24 20:54:29,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:29,067 INFO L168 Benchmark]: Toolchain (without parser) took 2214.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 17.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,070 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:29,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1813.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,077 INFO L168 Benchmark]: Boogie Preprocessor took 171.65 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:29,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1813.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.2 MB in the end (delta: 5.5 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.2 MB in the beginning and 950.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.65 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...