./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label00.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 ba62148910397abbc41cf1a4c88e2561b2bba723 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label00.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 ba62148910397abbc41cf1a4c88e2561b2bba723 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:41:02,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:02,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:03,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:03,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:03,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:03,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:03,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:03,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:03,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:03,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:03,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:03,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:03,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:03,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:03,083 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:03,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:03,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:03,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:03,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:03,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:03,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:03,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:03,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:03,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:03,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:03,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:03,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:03,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:03,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:03,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:03,150 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:03,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:03,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:03,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:03,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:03,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:03,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:03,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:03,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:03,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:03,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:41:03,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:03,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:03,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:03,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:03,218 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:03,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:03,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:03,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:41:03,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:03,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:03,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:03,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:03,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:03,224 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:03,226 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:03,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:03,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:03,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:03,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:03,229 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:03,229 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:03,229 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:03,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:03,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:03,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:03,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:03,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:41:03,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:41:03,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:03,235 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 -> ba62148910397abbc41cf1a4c88e2561b2bba723 [2019-11-24 20:41:03,785 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:03,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:03,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:03,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:03,828 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:03,829 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-24 20:41:03,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a414df3/423671dcffc046558cfd32b1bf2dd2e9/FLAGd1880b8cf [2019-11-24 20:41:05,613 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:05,614 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-24 20:41:05,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a414df3/423671dcffc046558cfd32b1bf2dd2e9/FLAGd1880b8cf [2019-11-24 20:41:05,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7a414df3/423671dcffc046558cfd32b1bf2dd2e9 [2019-11-24 20:41:05,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:05,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:05,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:05,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:05,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:05,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:05" (1/1) ... [2019-11-24 20:41:05,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad5e2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:05, skipping insertion in model container [2019-11-24 20:41:05,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:05" (1/1) ... [2019-11-24 20:41:05,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:06,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:09,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:09,105 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:10,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:10,688 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:10,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10 WrapperNode [2019-11-24 20:41:10,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:10,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:10,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:10,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:10,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:10,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:11,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:11,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:11,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:11,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,529 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:10" (1/1) ... [2019-11-24 20:41:11,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:11,634 INFO L168 Benchmark]: Toolchain (without parser) took 5888.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 745.0 MB in the end (delta: 199.5 MB). Peak memory consumption was 199.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,635 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:11,640 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4937.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.91 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,645 INFO L168 Benchmark]: Boogie Preprocessor took 417.89 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:11,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 4937.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 814.6 MB in the end (delta: 129.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.91 ms. Allocated memory is still 1.0 GB. Free memory was 814.6 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.89 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.0 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 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 0.1.24-32f2683 [2019-11-24 20:41:15,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:15,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:15,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:15,703 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:15,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:15,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:15,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:15,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:15,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:15,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:15,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:15,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:15,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:15,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:15,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:15,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:15,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:15,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:15,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:15,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:15,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:15,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:15,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:15,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:15,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:15,820 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:15,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:15,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:15,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:15,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:15,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:15,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:15,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:15,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:15,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:15,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:15,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:15,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:15,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:15,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:15,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:15,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:15,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:15,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:15,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:15,910 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:15,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:15,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:15,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:15,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:15,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:15,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:15,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:15,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:15,918 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:15,919 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:15,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:15,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:15,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:15,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:15,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:15,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:15,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:15,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:15,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:15,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:15,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:15,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:15,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:15,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:15,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:15,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:15,928 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 -> ba62148910397abbc41cf1a4c88e2561b2bba723 [2019-11-24 20:41:16,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:16,551 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:16,558 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:16,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:16,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:16,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-24 20:41:16,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad01c632/2f5713e9feee4ab5adbfd355a73d4a36/FLAG43992cbc8 [2019-11-24 20:41:18,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:18,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label00.c [2019-11-24 20:41:18,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad01c632/2f5713e9feee4ab5adbfd355a73d4a36/FLAG43992cbc8 [2019-11-24 20:41:18,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad01c632/2f5713e9feee4ab5adbfd355a73d4a36 [2019-11-24 20:41:18,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:18,531 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:18,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:18,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:18,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:18,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:18" (1/1) ... [2019-11-24 20:41:18,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:18, skipping insertion in model container [2019-11-24 20:41:18,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:18" (1/1) ... [2019-11-24 20:41:18,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:18,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:21,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:21,757 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:23,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:23,328 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:23,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23 WrapperNode [2019-11-24 20:41:23,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:23,334 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:23,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:23,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:23,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:23,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:23,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:23,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:23,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:23,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:23,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:23,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:23" (1/1) ... [2019-11-24 20:41:24,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:24,410 INFO L168 Benchmark]: Toolchain (without parser) took 5873.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 734.4 MB in the end (delta: 215.8 MB). Peak memory consumption was 215.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:24,412 INFO L168 Benchmark]: CDTParser took 2.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:41:24,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4796.99 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:24,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.77 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:24,420 INFO L168 Benchmark]: Boogie Preprocessor took 484.30 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:24,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 4796.99 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 797.5 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.77 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 763.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 484.30 ms. Allocated memory is still 1.0 GB. Free memory was 763.2 MB in the beginning and 734.4 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...