./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label02.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/Problem03_label02.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 14021e9fff9123a734a262a9d34c71e4922bd817 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label02.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 14021e9fff9123a734a262a9d34c71e4922bd817 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:26:29,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:29,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:29,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:29,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:29,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:29,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:29,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:29,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:29,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:29,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:29,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:29,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:29,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:29,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:29,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:29,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:29,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:29,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:29,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:29,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:29,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:29,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:29,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:29,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:29,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:29,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:29,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:29,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:29,471 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:29,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:29,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:29,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:29,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:29,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:29,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:29,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:29,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:29,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:29,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:29,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:29,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:29,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:29,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:29,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:29,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:29,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:29,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:29,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:29,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:29,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:29,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:29,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:29,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:29,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:29,548 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:29,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:29,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:29,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:29,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:29,550 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:29,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:29,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:29,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:29,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:29,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:29,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:29,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:29,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:29,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:29,557 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 -> 14021e9fff9123a734a262a9d34c71e4922bd817 [2019-11-25 22:26:30,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:30,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:30,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:30,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:30,231 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:30,232 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-25 22:26:30,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32570f7d9/8383613db24e445892bf772811b52b0f/FLAG598bffdd1 [2019-11-25 22:26:31,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:31,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-25 22:26:31,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32570f7d9/8383613db24e445892bf772811b52b0f/FLAG598bffdd1 [2019-11-25 22:26:31,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32570f7d9/8383613db24e445892bf772811b52b0f [2019-11-25 22:26:31,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:31,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:31,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:31,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:31,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:31,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:31, skipping insertion in model container [2019-11-25 22:26:31,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:31" (1/1) ... [2019-11-25 22:26:31,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:32,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:33,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:33,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:34,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:34,242 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:34,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34 WrapperNode [2019-11-25 22:26:34,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:34,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:34,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:34,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:34,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:34,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:34,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:34,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:34,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:34" (1/1) ... [2019-11-25 22:26:34,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:34,776 INFO L168 Benchmark]: Toolchain (without parser) took 2905.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 903.8 MB in the end (delta: 57.9 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,777 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-25 22:26:34,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2384.11 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 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.88 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,788 INFO L168 Benchmark]: Boogie Preprocessor took 246.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:34,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2384.11 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 926.7 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 269.88 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 915.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.34 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 903.8 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 0.1.24-65d6cd2 [2019-11-25 22:26:38,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:38,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:38,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:38,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:38,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:38,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:38,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:38,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:38,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:38,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:38,851 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:38,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:38,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:38,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:38,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:38,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:38,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:38,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:38,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:38,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:38,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:38,909 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:38,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:38,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:38,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:38,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:38,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:38,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:38,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:38,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:38,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:38,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:38,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:38,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:38,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:38,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:38,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:38,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:38,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:38,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:38,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:38,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:38,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:39,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:39,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:39,004 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:39,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:39,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:39,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:39,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:39,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:39,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:39,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:39,010 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:39,013 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:39,014 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:39,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:39,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:39,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:39,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:39,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:39,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:39,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:39,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:39,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:39,019 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:39,019 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:39,021 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:39,021 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:39,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:39,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:39,025 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 -> 14021e9fff9123a734a262a9d34c71e4922bd817 [2019-11-25 22:26:39,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:39,538 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:39,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:39,551 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:39,551 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:39,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-25 22:26:39,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd630a915/267ddb8334cb4f9d9c3d640cabd37764/FLAG8aea9f416 [2019-11-25 22:26:41,222 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:41,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label02.c [2019-11-25 22:26:41,271 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd630a915/267ddb8334cb4f9d9c3d640cabd37764/FLAG8aea9f416 [2019-11-25 22:26:41,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd630a915/267ddb8334cb4f9d9c3d640cabd37764 [2019-11-25 22:26:41,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:41,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:41,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:41,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:41,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:41,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:41, skipping insertion in model container [2019-11-25 22:26:41,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:41" (1/1) ... [2019-11-25 22:26:41,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:41,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:43,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:43,090 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:43,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:43,724 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:43,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43 WrapperNode [2019-11-25 22:26:43,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:43,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:43,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:43,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:43,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:43,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,002 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:44,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:44,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:44,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:44,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:43" (1/1) ... [2019-11-25 22:26:44,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:44,270 INFO L168 Benchmark]: Toolchain (without parser) took 2944.58 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 903.9 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:44,271 INFO L168 Benchmark]: CDTParser took 0.42 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 22:26:44,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2400.84 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 926.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:44,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 277.50 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:44,285 INFO L168 Benchmark]: Boogie Preprocessor took 257.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:44,292 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2400.84 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 926.8 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 277.50 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 915.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.05 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 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...