./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem01_label11.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 e09138f51265758a55ca4b42a17e715ba685a263 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label11.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 e09138f51265758a55ca4b42a17e715ba685a263 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:31,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:31,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:31,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:31,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:31,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:31,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:31,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:31,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:31,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:31,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:31,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:31,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:31,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:31,324 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:31,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:31,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:31,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:31,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:31,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:31,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:31,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:31,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:31,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:31,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:31,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:31,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:31,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:31,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:31,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:31,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:31,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:31,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:31,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:31,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:31,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:31,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:31,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:31,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:31,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:31,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:31,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:31,465 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:31,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:31,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:31,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:31,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:31,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:31,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:31,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:31,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:31,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:31,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:31,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:31,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:31,482 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:31,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:31,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:31,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:31,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:31,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:31,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:31,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:31,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:31,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:31,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:31,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:31,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:31,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:31,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:31,492 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 -> e09138f51265758a55ca4b42a17e715ba685a263 [2019-11-27 09:20:32,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:32,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:32,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:32,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:32,158 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:32,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label11.c [2019-11-27 09:20:32,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5ea41ff/23d4b17b601d42829dade71339e5f9c1/FLAG6e248ddd7 [2019-11-27 09:20:33,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:33,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label11.c [2019-11-27 09:20:33,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5ea41ff/23d4b17b601d42829dade71339e5f9c1/FLAG6e248ddd7 [2019-11-27 09:20:33,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba5ea41ff/23d4b17b601d42829dade71339e5f9c1 [2019-11-27 09:20:33,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:33,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:33,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:33,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:33,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:33,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,691 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 27.11 09:20:33, skipping insertion in model container [2019-11-27 09:20:33,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:33" (1/1) ... [2019-11-27 09:20:33,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:33,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:34,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:34,956 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:35,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:35,269 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:35,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35 WrapperNode [2019-11-27 09:20:35,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:35,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:35,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:35,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:35,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:35,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:35,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:35,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:35,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:35" (1/1) ... [2019-11-27 09:20:35,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:35,729 INFO L168 Benchmark]: Toolchain (without parser) took 2059.83 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 961.4 MB in the end (delta: 263.6 kB). Peak memory consumption was 329.1 kB. Max. memory is 12.5 GB. [2019-11-27 09:20:35,734 INFO L168 Benchmark]: CDTParser took 3.13 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 09:20:35,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1603.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:35,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.20 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:35,745 INFO L168 Benchmark]: Boogie Preprocessor took 200.41 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:35,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.13 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 1603.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.9 MB in the end (delta: -11.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.20 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.41 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:20:39,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:39,779 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:39,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:39,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:39,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:39,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:39,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:39,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:39,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:39,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:39,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:39,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:39,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:39,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:39,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:39,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:39,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:39,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:39,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:39,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:39,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:39,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:39,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:39,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:39,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:39,933 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:39,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:39,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:39,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:39,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:39,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:39,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:39,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:39,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:39,955 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:39,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:39,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:39,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:39,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:39,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:39,967 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:40,006 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:40,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:40,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:40,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:40,020 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:40,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:40,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:40,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:40,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:40,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:40,025 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:40,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:40,026 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:40,028 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:40,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:40,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:40,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:40,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:40,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:40,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:40,031 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:40,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:40,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:40,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:40,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:40,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:40,036 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:40,037 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:40,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:40,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:40,039 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 -> e09138f51265758a55ca4b42a17e715ba685a263 [2019-11-27 09:20:40,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:40,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:40,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:40,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:40,683 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:40,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label11.c [2019-11-27 09:20:40,865 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb02023b7/30a5e591840b4634bc6154bcc70152ba/FLAGee2ea1ce5 [2019-11-27 09:20:42,136 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:42,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label11.c [2019-11-27 09:20:42,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb02023b7/30a5e591840b4634bc6154bcc70152ba/FLAGee2ea1ce5 [2019-11-27 09:20:42,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb02023b7/30a5e591840b4634bc6154bcc70152ba [2019-11-27 09:20:42,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:42,223 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:42,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:42,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:42,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:42,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:42" (1/1) ... [2019-11-27 09:20:42,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:42, skipping insertion in model container [2019-11-27 09:20:42,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:42" (1/1) ... [2019-11-27 09:20:42,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:42,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:43,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:43,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:43,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:43,812 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:43,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43 WrapperNode [2019-11-27 09:20:43,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:43,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:43,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:43,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:43,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:43,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:44,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:44,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:44,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:44,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:43" (1/1) ... [2019-11-27 09:20:44,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:44,207 INFO L168 Benchmark]: Toolchain (without parser) took 1979.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:44,208 INFO L168 Benchmark]: CDTParser took 3.10 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 09:20:44,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1588.30 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:44,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:44,218 INFO L168 Benchmark]: Boogie Preprocessor took 167.33 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:44,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 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 1588.30 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.07 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.33 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 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...