./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label28.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 9e1c7266a5ec0ee9ac12b7149e34ba48edc7e29a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label28.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 9e1c7266a5ec0ee9ac12b7149e34ba48edc7e29a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:21,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:21,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:21,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:21,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:21,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:21,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:21,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:21,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:21,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:21,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:21,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:21,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:21,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:21,145 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:21,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:21,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:21,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:21,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:21,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:21,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:21,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:21,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:21,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:21,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:21,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:21,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:21,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:21,204 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:21,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:21,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:21,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:21,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:21,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:21,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:21,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:21,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:21,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:21,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:21,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:21,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:21,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:21,271 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:21,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:21,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:21,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:21,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:21,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:21,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:21,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:21,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:21,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:21,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:21,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:21,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:21,286 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:21,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:21,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:21,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:21,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:21,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:21,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:21,291 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:21,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:21,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:21,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:21,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:21,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:21,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:21,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:21,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:21,296 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 -> 9e1c7266a5ec0ee9ac12b7149e34ba48edc7e29a [2019-11-24 20:54:21,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:21,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:21,896 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:21,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:21,901 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:21,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2019-11-24 20:54:22,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc599e5d3/e317ce6e1bcb41ddba0f4e94bfcc8b0d/FLAGb1e9b83ab [2019-11-24 20:54:23,266 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:23,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2019-11-24 20:54:23,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc599e5d3/e317ce6e1bcb41ddba0f4e94bfcc8b0d/FLAGb1e9b83ab [2019-11-24 20:54:23,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc599e5d3/e317ce6e1bcb41ddba0f4e94bfcc8b0d [2019-11-24 20:54:23,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:23,721 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:23,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:23,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:23,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:23,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:23, skipping insertion in model container [2019-11-24 20:54:23,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:23,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:25,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:25,040 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:25,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:25,396 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:25,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25 WrapperNode [2019-11-24 20:54:25,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:25,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:25,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:25,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,658 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:25,658 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:25,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,850 INFO L168 Benchmark]: Toolchain (without parser) took 2125.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.9 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,850 INFO L168 Benchmark]: CDTParser took 0.90 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:25,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1673.66 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 962.1 MB in the end (delta: -437.9 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,860 INFO L168 Benchmark]: Boogie Preprocessor took 182.60 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,869 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90 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 1673.66 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 962.1 MB in the end (delta: -437.9 kB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 258.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.60 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 944.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:29,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:29,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:29,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:29,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:29,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:29,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:29,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:29,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:29,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:29,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:29,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:29,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:29,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:29,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:29,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:29,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:29,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:29,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:29,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:29,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:29,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:29,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:29,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:29,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:29,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:29,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:29,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:29,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:29,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:29,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:29,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:29,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:29,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:29,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:29,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:29,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:29,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:29,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:29,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:29,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:29,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:29,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:29,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:29,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:29,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:29,943 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:29,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:29,944 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:29,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:29,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:29,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:29,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:29,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:29,948 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:29,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:29,949 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:29,951 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:29,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:29,951 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:29,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:29,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:29,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:29,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:29,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:29,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:29,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:29,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:29,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:29,960 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:29,960 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:29,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:29,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:29,962 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 -> 9e1c7266a5ec0ee9ac12b7149e34ba48edc7e29a [2019-11-24 20:54:30,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:30,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:30,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:30,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:30,634 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:30,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2019-11-24 20:54:30,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5710fd55f/b905dd6615994d7a93b413cc5cb2172b/FLAG3d920028c [2019-11-24 20:54:32,062 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:32,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label28.c [2019-11-24 20:54:32,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5710fd55f/b905dd6615994d7a93b413cc5cb2172b/FLAG3d920028c [2019-11-24 20:54:32,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5710fd55f/b905dd6615994d7a93b413cc5cb2172b [2019-11-24 20:54:32,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:32,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:32,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:32,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:32,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:32,168 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:32,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32, skipping insertion in model container [2019-11-24 20:54:32,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:32,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:32,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:33,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,587 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:33,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,947 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:33,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33 WrapperNode [2019-11-24 20:54:33,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:33,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:33,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:33,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:33,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:34,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:34,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:34,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:34,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:34,324 INFO L168 Benchmark]: Toolchain (without parser) took 2171.68 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 939.0 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,332 INFO L168 Benchmark]: CDTParser took 2.90 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:54:34,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1791.75 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 950.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.49 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,339 INFO L168 Benchmark]: Boogie Preprocessor took 173.53 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 1791.75 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 950.5 MB in the end (delta: 16.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.49 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.53 ms. Allocated memory is still 1.0 GB. Free memory was 944.8 MB in the beginning and 939.0 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...