./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label13.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/Problem02_label13.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 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem02_label13.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 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:01,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:01,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:02,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:02,017 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:02,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:02,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:02,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:02,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:02,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:02,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:02,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:02,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:02,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:02,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:02,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:02,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:02,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:02,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:02,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:02,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:02,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:02,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:02,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:02,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:02,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:02,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:02,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:02,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:02,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:02,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:02,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:02,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:02,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:02,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:02,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:02,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:02,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:02,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:02,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:02,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:02,158 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:02,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:02,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:02,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:02,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:02,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:02,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:02,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:02,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:02,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:02,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:02,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:02,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:02,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:02,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:02,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:02,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:02,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:02,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:02,238 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:02,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:02,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:02,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:02,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:02,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:02,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:02,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:02,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:02,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:02,247 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 -> 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 [2019-11-27 15:43:02,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:02,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:02,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:02,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:02,890 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:02,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-11-27 15:43:03,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf81a940f/bf77f889aa984673bbac0be1314a09ae/FLAG4db861cea [2019-11-27 15:43:04,363 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:04,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-11-27 15:43:04,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf81a940f/bf77f889aa984673bbac0be1314a09ae/FLAG4db861cea [2019-11-27 15:43:04,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf81a940f/bf77f889aa984673bbac0be1314a09ae [2019-11-27 15:43:04,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:04,457 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:04,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:04,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:04,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:04,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04, skipping insertion in model container [2019-11-27 15:43:04,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:04,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:05,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:05,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:05,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:05,850 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:05,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05 WrapperNode [2019-11-27 15:43:05,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:05,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:05,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:05,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:05,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:06,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:06,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:06,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:06,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:06,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:06,238 INFO L168 Benchmark]: Toolchain (without parser) took 1783.01 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 6.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,246 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-27 15:43:06,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1396.38 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 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:06,257 INFO L168 Benchmark]: Boogie Preprocessor took 177.33 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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. [2019-11-27 15:43:06,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1396.38 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 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.33 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:10,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:10,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:10,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:10,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:10,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:10,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:10,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:10,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:10,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:10,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:10,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:10,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:10,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:10,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:10,335 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:10,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:10,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:10,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:10,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:10,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:10,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:10,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:10,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:10,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:10,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:10,390 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:10,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:10,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:10,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:10,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:10,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:10,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:10,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:10,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:10,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:10,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:10,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:10,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:10,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:10,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:10,421 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:10,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:10,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:10,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:10,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:10,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:10,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:10,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:10,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:10,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:10,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:10,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:10,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:10,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:10,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:10,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:10,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:10,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:10,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:10,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:10,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:10,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:10,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:10,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:10,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:10,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:10,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:10,485 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:10,488 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:10,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:10,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:10,490 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 -> 9f300f737133e82ccd4d7d6f0d6ac5569b27b6d9 [2019-11-27 15:43:11,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:11,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:11,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:11,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:11,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:11,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-11-27 15:43:11,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f099faa7/e2380ff2005d41a788ca926f84cf9304/FLAGced4caea3 [2019-11-27 15:43:12,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:12,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label13.c [2019-11-27 15:43:12,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f099faa7/e2380ff2005d41a788ca926f84cf9304/FLAGced4caea3 [2019-11-27 15:43:12,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f099faa7/e2380ff2005d41a788ca926f84cf9304 [2019-11-27 15:43:12,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:12,617 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:12,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:12,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:12,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:12,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12, skipping insertion in model container [2019-11-27 15:43:12,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:12,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:13,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:13,902 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:14,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:14,212 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:14,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14 WrapperNode [2019-11-27 15:43:14,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:14,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:14,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:14,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:14,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:14,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:14,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:14,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:14" (1/1) ... [2019-11-27 15:43:14,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,650 INFO L168 Benchmark]: Toolchain (without parser) took 2029.70 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 960.8 MB in the end (delta: 931.1 kB). Peak memory consumption was 996.7 kB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,653 INFO L168 Benchmark]: CDTParser took 0.36 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 15:43:14,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1592.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.74 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. [2019-11-27 15:43:14,661 INFO L168 Benchmark]: Boogie Preprocessor took 166.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1592.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 249.74 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 166.49 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...