./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label20.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/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label20.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 b68303e31754e40374aa4669479e5e1b634b2929 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:23:25,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:25,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:25,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:25,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:25,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:25,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:25,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:25,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:25,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:25,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:25,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:25,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:25,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:25,491 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:25,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:25,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:25,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:25,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:25,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:25,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:25,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:25,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:25,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:25,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:25,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:25,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:25,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:25,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:25,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:25,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:25,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:25,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:25,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:25,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:25,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:25,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:25,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:25,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:25,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:25,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:25,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:25,609 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:25,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:25,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:25,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:25,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:25,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:25,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:25,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:25,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:25,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:25,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:25,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:25,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:25,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:25,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:25,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:25,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:25,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:25,628 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:25,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:25,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:25,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:25,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:25,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:25,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:25,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:25,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:25,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:25,634 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-27 09:23:26,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:26,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:26,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:26,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:26,243 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:26,247 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-27 09:23:26,406 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6cff6f66/a674a3383a2d4795b88636f0f00e568b/FLAG1185e7125 [2019-11-27 09:23:28,487 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:28,490 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-27 09:23:28,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6cff6f66/a674a3383a2d4795b88636f0f00e568b/FLAG1185e7125 [2019-11-27 09:23:28,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6cff6f66/a674a3383a2d4795b88636f0f00e568b [2019-11-27 09:23:28,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:28,674 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:28,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:28,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:28,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:28,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:28, skipping insertion in model container [2019-11-27 09:23:28,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:29,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:35,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:35,056 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:37,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:37,710 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:37,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37 WrapperNode [2019-11-27 09:23:37,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:37,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:37,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:37,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:37,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:37,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,425 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:38,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:38,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:38,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:38,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,850 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:39,184 INFO L168 Benchmark]: Toolchain (without parser) took 10505.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 747.4 MB in the end (delta: 185.6 MB). Peak memory consumption was 185.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,187 INFO L168 Benchmark]: CDTParser took 0.40 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 09:23:39,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9033.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 716.24 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 803.3 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,195 INFO L168 Benchmark]: Boogie Preprocessor took 745.59 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 747.4 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 9033.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 884.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 716.24 ms. Allocated memory is still 1.0 GB. Free memory was 884.2 MB in the beginning and 803.3 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 745.59 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 747.4 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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 09:23:43,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:43,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:43,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:43,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:43,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:43,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:43,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:43,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:43,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:43,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:43,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:43,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:43,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:43,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:43,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:43,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:43,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:43,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:43,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:43,265 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:43,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:43,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:43,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:43,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:43,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:43,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:43,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:43,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:43,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:43,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:43,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:43,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:43,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:43,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:43,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:43,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:43,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:43,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:43,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:43,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:43,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:43,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:43,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:43,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:43,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:43,377 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:43,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:43,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:43,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:43,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:43,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:43,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:43,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:43,381 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:43,384 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:43,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:43,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:43,385 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:43,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:43,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:43,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:43,386 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:43,386 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:43,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:43,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:43,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:43,389 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:43,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:43,390 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:43,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:43,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:43,392 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 -> b68303e31754e40374aa4669479e5e1b634b2929 [2019-11-27 09:23:43,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:43,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:43,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:43,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:43,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:43,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-27 09:23:44,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f89865f4f/a50b9f28095747f3b40926ff68beabb2/FLAGcd7502275 [2019-11-27 09:23:46,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:46,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label20.c [2019-11-27 09:23:46,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f89865f4f/a50b9f28095747f3b40926ff68beabb2/FLAGcd7502275 [2019-11-27 09:23:46,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f89865f4f/a50b9f28095747f3b40926ff68beabb2 [2019-11-27 09:23:46,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:46,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:46,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:46,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:46,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:46,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:46, skipping insertion in model container [2019-11-27 09:23:46,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:46,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:52,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:52,458 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:55,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:55,787 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:55,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55 WrapperNode [2019-11-27 09:23:55,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:55,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:55,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:55,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:55,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:55,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:56,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:56,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:56,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:56,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:56,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:55" (1/1) ... [2019-11-27 09:23:57,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:57,416 INFO L168 Benchmark]: Toolchain (without parser) took 11092.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 735.5 MB in the end (delta: 196.1 MB). Peak memory consumption was 196.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,417 INFO L168 Benchmark]: CDTParser took 0.38 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 09:23:57,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9463.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 871.7 MB in the end (delta: 59.9 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 820.75 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 793.4 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,427 INFO L168 Benchmark]: Boogie Preprocessor took 797.58 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 735.5 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:57,438 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 9463.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 871.7 MB in the end (delta: 59.9 MB). Peak memory consumption was 271.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 820.75 ms. Allocated memory is still 1.0 GB. Free memory was 871.7 MB in the beginning and 793.4 MB in the end (delta: 78.3 MB). Peak memory consumption was 78.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 797.58 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 735.5 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...