./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label27.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/Problem10_label27.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 da926431bbc0b86d3a4186d79a03e568e3df4dd8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label27.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 da926431bbc0b86d3a4186d79a03e568e3df4dd8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:37:08,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:08,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:08,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:08,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:08,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:08,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:08,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:08,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:08,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:08,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:08,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:08,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:08,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:08,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:08,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:08,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:08,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:08,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:08,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:08,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:08,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:08,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:08,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:08,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:08,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:08,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:08,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:08,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:08,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:08,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:08,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:08,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:08,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:08,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:08,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:08,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:08,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:08,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:08,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:08,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:08,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:08,294 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:08,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:08,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:08,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:08,301 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:08,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:08,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:08,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:08,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:08,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:08,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:08,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:08,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:08,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:08,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:08,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:08,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:08,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:08,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:08,314 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:08,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:08,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:08,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:08,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:08,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:08,317 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:08,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:08,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:08,318 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 -> da926431bbc0b86d3a4186d79a03e568e3df4dd8 [2019-11-25 22:37:08,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:08,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:08,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:08,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:08,881 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:08,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 22:37:09,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8ea5545/9d7788e05c5c45618da3edfebabcc5bc/FLAG78f85139e [2019-11-25 22:37:10,182 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:10,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 22:37:10,219 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8ea5545/9d7788e05c5c45618da3edfebabcc5bc/FLAG78f85139e [2019-11-25 22:37:10,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8ea5545/9d7788e05c5c45618da3edfebabcc5bc [2019-11-25 22:37:10,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:10,689 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:10,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:10,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:10,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:10,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:10" (1/1) ... [2019-11-25 22:37:10,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:10, skipping insertion in model container [2019-11-25 22:37:10,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:10" (1/1) ... [2019-11-25 22:37:10,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:10,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:11,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:11,739 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:12,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:12,175 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:12,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12 WrapperNode [2019-11-25 22:37:12,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:12,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:12,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:12,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:12,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:12,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:12,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:12,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:12,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:12" (1/1) ... [2019-11-25 22:37:12,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:12,627 INFO L168 Benchmark]: Toolchain (without parser) took 1933.17 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:37:12,630 INFO L168 Benchmark]: CDTParser took 3.52 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 22:37:12,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1486.87 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 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:12,643 INFO L168 Benchmark]: Boogie Procedure Inliner took 246.42 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:12,644 INFO L168 Benchmark]: Boogie Preprocessor took 191.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:12,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.52 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 1486.87 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 983.7 MB in the end (delta: -22.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 246.42 ms. Allocated memory is still 1.0 GB. Free memory was 983.7 MB in the beginning and 972.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 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 0.1.24-65d6cd2 [2019-11-25 22:37:16,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:16,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:16,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:16,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:16,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:16,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:16,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:16,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:16,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:16,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:16,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:16,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:16,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:16,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:16,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:16,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:16,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:16,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:16,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:16,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:16,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:16,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:16,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:16,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:16,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:16,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:16,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:16,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:16,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:16,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:16,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:16,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:16,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:16,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:16,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:16,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:16,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:16,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:16,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:16,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:16,843 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:37:16,884 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:16,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:16,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:16,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:16,890 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:16,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:16,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:16,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:16,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:16,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:16,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:16,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:16,896 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:37:16,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:37:16,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:16,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:16,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:16,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:16,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:16,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:16,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:16,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:16,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:16,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:16,901 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:16,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:16,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:37:16,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:37:16,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:16,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:37:16,905 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 -> da926431bbc0b86d3a4186d79a03e568e3df4dd8 [2019-11-25 22:37:17,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:17,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:17,538 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:17,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:17,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:17,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 22:37:17,700 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f8b74b0/ecbcfa49224e422aa159c141d974bdbe/FLAGc90608497 [2019-11-25 22:37:18,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:18,881 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label27.c [2019-11-25 22:37:18,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f8b74b0/ecbcfa49224e422aa159c141d974bdbe/FLAGc90608497 [2019-11-25 22:37:18,980 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22f8b74b0/ecbcfa49224e422aa159c141d974bdbe [2019-11-25 22:37:18,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:18,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:18,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:18,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:19,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:19,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:18" (1/1) ... [2019-11-25 22:37:19,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:19, skipping insertion in model container [2019-11-25 22:37:19,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:18" (1/1) ... [2019-11-25 22:37:19,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:19,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:20,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:20,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:37:20,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:20,628 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:37:20,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20 WrapperNode [2019-11-25 22:37:20,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:20,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:20,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:37:20,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:37:20,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,708 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:37:20,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:37:20,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:37:20,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:37:20,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:20,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:20" (1/1) ... [2019-11-25 22:37:21,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:37:21,021 INFO L168 Benchmark]: Toolchain (without parser) took 2028.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:21,028 INFO L168 Benchmark]: CDTParser took 2.70 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 22:37:21,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1636.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:21,032 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:21,040 INFO L168 Benchmark]: Boogie Preprocessor took 178.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:37:21,049 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.70 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 1636.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.82 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...