./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label43.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_label43.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 3aae675ead2f575cce05887b769a7a66f133447b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label43.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 3aae675ead2f575cce05887b769a7a66f133447b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:43:18,977 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:18,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:19,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:19,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:19,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:19,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:19,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:19,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:19,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:19,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:19,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:19,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:19,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:19,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:19,082 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:19,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:19,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:19,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:19,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:19,112 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:19,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:19,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:19,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:19,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:19,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:19,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:19,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:19,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:19,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:19,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:19,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:19,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:19,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:19,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:19,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:19,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:19,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:19,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:19,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:19,163 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:19,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:19,203 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:19,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:19,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:19,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:19,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:19,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:19,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:19,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:19,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:19,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:19,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:19,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:19,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:19,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:19,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:19,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:19,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:19,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:19,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:19,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:19,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:19,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:19,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:19,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:19,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:19,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:19,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:19,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:19,229 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 -> 3aae675ead2f575cce05887b769a7a66f133447b [2019-11-27 15:43:19,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:19,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:19,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:19,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:19,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:19,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-27 15:43:20,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b2ecec/6777699b4285404fbc684e6dd3013977/FLAGc02e7515a [2019-11-27 15:43:21,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:21,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-27 15:43:21,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b2ecec/6777699b4285404fbc684e6dd3013977/FLAGc02e7515a [2019-11-27 15:43:21,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5b2ecec/6777699b4285404fbc684e6dd3013977 [2019-11-27 15:43:21,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:21,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:21,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:21,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:21,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:21,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:21, skipping insertion in model container [2019-11-27 15:43:21,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:21" (1/1) ... [2019-11-27 15:43:21,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:21,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:22,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:22,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:23,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:23,198 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:23,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23 WrapperNode [2019-11-27 15:43:23,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:23,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:23,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:23,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:23,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:23,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:23,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:23,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:23,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:23" (1/1) ... [2019-11-27 15:43:23,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:23,563 INFO L168 Benchmark]: Toolchain (without parser) took 1781.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:23,564 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 15:43:23,568 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1419.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.9 MB in the end (delta: -23.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.82 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,574 INFO L168 Benchmark]: Boogie Preprocessor took 184.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:23,586 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 1419.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 983.9 MB in the end (delta: -23.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.82 ms. Allocated memory is still 1.0 GB. Free memory was 983.9 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.70 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:27,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:27,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:27,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:27,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:27,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:27,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:27,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:27,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:27,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:27,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:27,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:27,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:27,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:27,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:27,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:27,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:27,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:27,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:27,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:27,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:27,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:27,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:27,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:27,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:27,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:27,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:27,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:27,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:27,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:27,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:27,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:27,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:27,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:27,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:27,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:27,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:27,488 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:27,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:27,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:27,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:27,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:27,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:27,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:27,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:27,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:27,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:27,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:27,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:27,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:27,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:27,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:27,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:27,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:27,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:27,542 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:27,542 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:27,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:27,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:27,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:27,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:27,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:27,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:27,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:27,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:27,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:27,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:27,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:27,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:27,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:27,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:27,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:27,549 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 -> 3aae675ead2f575cce05887b769a7a66f133447b [2019-11-27 15:43:28,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:28,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:28,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:28,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:28,140 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:28,141 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-27 15:43:28,297 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5b95cab6/98f519bfaa844b06adee8774481ca7b4/FLAGad5501567 [2019-11-27 15:43:29,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:29,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label43.c [2019-11-27 15:43:29,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5b95cab6/98f519bfaa844b06adee8774481ca7b4/FLAGad5501567 [2019-11-27 15:43:29,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5b95cab6/98f519bfaa844b06adee8774481ca7b4 [2019-11-27 15:43:29,968 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:29,971 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:29,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:29,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:29,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:29,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:29,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:29, skipping insertion in model container [2019-11-27 15:43:29,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:29" (1/1) ... [2019-11-27 15:43:30,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:30,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:31,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,135 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:31,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:31,393 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:31,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31 WrapperNode [2019-11-27 15:43:31,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:31,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:31,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:31,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:31,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:31,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:31,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:31,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:31,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:31" (1/1) ... [2019-11-27 15:43:31,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:31,800 INFO L168 Benchmark]: Toolchain (without parser) took 1828.53 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 972.4 MB in the end (delta: -10.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:31,806 INFO L168 Benchmark]: CDTParser took 2.54 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 15:43:31,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1413.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.36 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,813 INFO L168 Benchmark]: Boogie Preprocessor took 199.13 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:31,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 1413.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.36 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.13 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 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...