./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label41.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/Problem16_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label41.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 c9805a3494eacbd4cbafa012510af1c588e291d0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:58:51,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:51,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:51,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:51,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:51,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:51,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:51,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:52,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:52,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:52,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:52,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:52,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:52,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:52,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:52,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:52,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:52,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:52,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:52,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:52,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:52,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:52,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:52,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:52,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:52,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:52,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:52,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:52,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:52,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:52,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:52,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:52,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:52,059 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:52,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:52,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:52,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:52,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:52,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:52,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:52,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:52,074 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:52,101 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:52,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:52,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:52,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:52,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:52,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:52,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:52,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:52,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:52,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:52,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:52,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:52,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:52,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:52,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:52,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:52,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:52,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:52,114 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:52,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:52,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:52,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:52,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:52,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:52,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:52,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:52,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:52,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:52,119 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-27 15:58:52,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:52,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:52,566 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:52,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:52,567 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:52,568 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-27 15:58:52,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650114afb/9ab8f88a5cfb468aaf4596baff975aec/FLAG1243a1357 [2019-11-27 15:58:53,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:53,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-27 15:58:53,671 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650114afb/9ab8f88a5cfb468aaf4596baff975aec/FLAG1243a1357 [2019-11-27 15:58:53,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/650114afb/9ab8f88a5cfb468aaf4596baff975aec [2019-11-27 15:58:53,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:53,706 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:53,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:53,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:53,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:53,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8bcb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:53, skipping insertion in model container [2019-11-27 15:58:53,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:53" (1/1) ... [2019-11-27 15:58:53,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:53,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:54,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:54,962 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:55,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:55,396 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:55,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55 WrapperNode [2019-11-27 15:58:55,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:55,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:55,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:55,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:55,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:55,641 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:55,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:55,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:55,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:55" (1/1) ... [2019-11-27 15:58:55,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:55,839 INFO L168 Benchmark]: Toolchain (without parser) took 2128.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 896.8 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:55,840 INFO L168 Benchmark]: CDTParser took 2.56 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 15:58:55,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1688.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:55,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 241.76 ms. Allocated memory is still 1.0 GB. Free memory was 937.0 MB in the beginning and 914.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:55,846 INFO L168 Benchmark]: Boogie Preprocessor took 191.64 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 896.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:55,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 1688.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 241.76 ms. Allocated memory is still 1.0 GB. Free memory was 937.0 MB in the beginning and 914.0 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.64 ms. Allocated memory is still 1.0 GB. Free memory was 914.0 MB in the beginning and 896.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:58:58,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:58,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:58,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:58,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:58,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:58,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:58,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:58,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:58,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:58,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:58,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:58,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:58,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:58,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:58,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:58,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:58,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:58,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:58,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:58,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:58,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:58,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:58,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:58,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:58,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:58,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:58,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:58,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:58,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:58,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:58,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:58,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:58,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:58,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:58,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:58,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:58,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:58,662 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:58,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:58,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:58,667 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:58,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:58,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:58,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:58,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:58,701 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:58,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:58,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:58,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:58,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:58,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:58,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:58,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:58,703 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:58,706 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:58,706 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:58,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:58,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:58,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:58,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:58,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:58,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:58,708 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:58,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:58,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:58,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:58,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:58,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:58,710 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:58,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:58,710 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:58,711 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 -> c9805a3494eacbd4cbafa012510af1c588e291d0 [2019-11-27 15:58:59,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:59,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:59,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:59,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:59,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:59,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-27 15:58:59,249 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef20a4d23/ec262912e1fa486489d9f06fadf3049c/FLAGf762dd355 [2019-11-27 15:59:00,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:00,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label41.c [2019-11-27 15:59:00,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef20a4d23/ec262912e1fa486489d9f06fadf3049c/FLAGf762dd355 [2019-11-27 15:59:00,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef20a4d23/ec262912e1fa486489d9f06fadf3049c [2019-11-27 15:59:00,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:00,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:00,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:00,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:00,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:00,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:00" (1/1) ... [2019-11-27 15:59:00,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:00, skipping insertion in model container [2019-11-27 15:59:00,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:00" (1/1) ... [2019-11-27 15:59:00,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:00,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:01,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:01,673 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:02,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:02,085 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:02,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02 WrapperNode [2019-11-27 15:59:02,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:02,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:02,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:02,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:02,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:02,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:02,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:02,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:02" (1/1) ... [2019-11-27 15:59:02,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:02,435 INFO L168 Benchmark]: Toolchain (without parser) took 2147.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 892.7 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,436 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:02,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1800.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,438 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,441 INFO L168 Benchmark]: Boogie Preprocessor took 150.59 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:02,451 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 1800.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 915.6 MB in the end (delta: 38.9 MB). Peak memory consumption was 39.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.59 ms. Allocated memory is still 1.0 GB. Free memory was 904.2 MB in the beginning and 892.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...