./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label54.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 9ca46dfd9e8b1005ae971e6a551ba171a0d1ab66 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label54.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 9ca46dfd9e8b1005ae971e6a551ba171a0d1ab66 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:48,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:48,101 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:48,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:48,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:48,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:48,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:48,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:48,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:48,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:48,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:48,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:48,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:48,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:48,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:48,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:48,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:48,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:48,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:48,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:48,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:48,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:48,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:48,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:48,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:48,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:48,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:48,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:48,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:48,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:48,257 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:48,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:48,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:48,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:48,267 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:48,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:48,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:48,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:48,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:48,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:48,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:48,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:48,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:48,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:48,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:48,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:48,331 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:48,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:48,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:48,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:48,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:48,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:48,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:48,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:48,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:48,339 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:48,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:48,339 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:48,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:48,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:48,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:48,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:48,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:48,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:48,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:48,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:48,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:48,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:48,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:48,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:48,347 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 -> 9ca46dfd9e8b1005ae971e6a551ba171a0d1ab66 [2019-11-27 15:59:49,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:49,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:49,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:49,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:49,062 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:49,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label54.c [2019-11-27 15:59:49,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587859e62/cbe67695088742dcb8b5e0fa69ec6024/FLAG9451bb05c [2019-11-27 15:59:50,775 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:50,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label54.c [2019-11-27 15:59:50,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587859e62/cbe67695088742dcb8b5e0fa69ec6024/FLAG9451bb05c [2019-11-27 15:59:50,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/587859e62/cbe67695088742dcb8b5e0fa69ec6024 [2019-11-27 15:59:50,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:50,876 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:50,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:50,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:50,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:50,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:50,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:50, skipping insertion in model container [2019-11-27 15:59:50,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:50" (1/1) ... [2019-11-27 15:59:50,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:51,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:53,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:53,260 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:54,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:54,229 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:54,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54 WrapperNode [2019-11-27 15:59:54,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:54,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:54,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:54,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:54,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:54,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:54,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:54,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:54,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:54,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:54,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:54,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,510 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:54" (1/1) ... [2019-11-27 15:59:55,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:55,657 INFO L168 Benchmark]: Toolchain (without parser) took 4775.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.5 MB in the end (delta: 179.4 MB). Peak memory consumption was 179.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:55,659 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 15:59:55,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3352.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:55,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 698.00 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:55,671 INFO L168 Benchmark]: Boogie Preprocessor took 716.40 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:55,682 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 3352.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.9 MB in the end (delta: 76.3 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 698.00 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 716.40 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 15:59:59,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:59,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:59,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:59,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:59,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:59,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:59,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:59,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:59,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:59,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:59,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:59,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:59,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:59,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:59,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:59,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:59,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:59,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:59,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:59,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:59,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:59,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:59,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:59,978 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:59,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:59,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:59,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:59,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:59,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:59,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:59,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:59,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:59,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:59,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:59,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:00,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:00,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:00,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:00,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:00,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:00,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:00,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:00,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:00,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:00,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:00,062 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:00,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:00,063 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:00,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:00,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:00,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:00,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:00,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:00,068 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:00,069 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:00,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:00,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:00,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:00,070 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:00,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:00,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:00,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:00,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:00,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:00,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:00,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:00,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:00,076 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:00,076 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:00,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:00,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:00,080 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 -> 9ca46dfd9e8b1005ae971e6a551ba171a0d1ab66 [2019-11-27 16:00:00,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:00,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:00,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:00,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:00,649 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:00,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label54.c [2019-11-27 16:00:00,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f319a5bf/425cdf271f014fad9c1ccbee14716ef9/FLAG864e64d73 [2019-11-27 16:00:02,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:02,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label54.c [2019-11-27 16:00:02,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f319a5bf/425cdf271f014fad9c1ccbee14716ef9/FLAG864e64d73 [2019-11-27 16:00:02,453 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f319a5bf/425cdf271f014fad9c1ccbee14716ef9 [2019-11-27 16:00:02,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:02,475 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:02,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:02,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:02,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:02,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02, skipping insertion in model container [2019-11-27 16:00:02,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:02,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:05,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:05,209 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:06,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:06,455 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:06,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06 WrapperNode [2019-11-27 16:00:06,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:06,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:06,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:06,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:06,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:06,905 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:06,905 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:06,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:06,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:06,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:07,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:07,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:07,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:06" (1/1) ... [2019-11-27 16:00:07,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:07,336 INFO L168 Benchmark]: Toolchain (without parser) took 4856.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 792.4 MB in the end (delta: 161.9 MB). Peak memory consumption was 162.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:07,337 INFO L168 Benchmark]: CDTParser took 2.23 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 16:00:07,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3982.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 832.5 MB in the end (delta: 116.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:07,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 442.77 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 809.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:07,348 INFO L168 Benchmark]: Boogie Preprocessor took 421.02 ms. Allocated memory is still 1.0 GB. Free memory was 809.6 MB in the beginning and 792.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:07,360 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.23 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 3982.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.6 MB in the beginning and 832.5 MB in the end (delta: 116.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 442.77 ms. Allocated memory is still 1.0 GB. Free memory was 832.5 MB in the beginning and 809.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 421.02 ms. Allocated memory is still 1.0 GB. Free memory was 809.6 MB in the beginning and 792.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...