./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label02.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_label02.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 784036b69fc3e8c96e4732469dbf39bcd49f760a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label02.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 784036b69fc3e8c96e4732469dbf39bcd49f760a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:58:26,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:26,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:26,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:26,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:26,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:26,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:26,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:26,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:26,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:26,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:26,821 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:26,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:26,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:26,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:26,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:26,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:26,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:26,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:26,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:26,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:26,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:26,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:26,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:26,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:26,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:26,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:26,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:26,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:26,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:26,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:26,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:26,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:26,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:26,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:26,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:26,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:26,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:26,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:26,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:26,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:26,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:26,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:26,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:26,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:26,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:26,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:26,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:26,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:26,975 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:26,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:26,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:26,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:26,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:26,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:26,978 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:26,980 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:26,980 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:26,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:26,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:26,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:26,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:26,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:26,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:26,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:26,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:26,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:26,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:26,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:26,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:26,987 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-27 15:58:27,583 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:27,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:27,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:27,630 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:27,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:27,635 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 15:58:27,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0af286/cb38fa75d5524205a7822488086e5a7c/FLAG2085dea34 [2019-11-27 15:58:29,256 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:29,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 15:58:29,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0af286/cb38fa75d5524205a7822488086e5a7c/FLAG2085dea34 [2019-11-27 15:58:29,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0af286/cb38fa75d5524205a7822488086e5a7c [2019-11-27 15:58:29,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:29,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:29,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:29,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:29,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:29,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:29,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:29, skipping insertion in model container [2019-11-27 15:58:29,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:29" (1/1) ... [2019-11-27 15:58:29,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:29,551 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:31,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:31,395 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:31,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:31,975 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:31,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31 WrapperNode [2019-11-27 15:58:31,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:31,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:31,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:31,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:32,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:32,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:32,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:32,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:32,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:32,687 INFO L168 Benchmark]: Toolchain (without parser) took 3321.53 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 892.5 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,688 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:58:32,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2616.22 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,694 INFO L168 Benchmark]: Boogie Procedure Inliner took 344.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,699 INFO L168 Benchmark]: Boogie Preprocessor took 351.20 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 2616.22 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 344.89 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 351.20 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 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 15:58:36,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:36,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:36,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:36,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:36,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:36,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:36,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:36,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:36,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:36,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:36,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:36,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:36,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:36,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:36,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:36,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:36,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:36,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:36,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:36,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:36,666 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:36,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:36,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:36,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:36,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:36,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:36,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:36,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:36,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:36,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:36,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:36,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:36,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:36,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:36,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:36,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:36,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:36,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:36,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:36,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:36,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:36,760 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:36,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:36,768 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:36,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:36,769 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:36,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:36,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:36,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:36,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:36,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:36,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:36,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:36,776 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:36,777 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:36,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:36,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:36,780 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:36,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:36,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:36,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:36,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:36,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:36,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:36,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:36,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:36,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:36,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:36,787 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:36,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:36,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:36,789 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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-27 15:58:37,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:37,366 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:37,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:37,375 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:37,378 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:37,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 15:58:37,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d234fb5c2/1cddc88d9a814b67ac00c6e3d03f1b15/FLAGeea52c829 [2019-11-27 15:58:38,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:38,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-27 15:58:39,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d234fb5c2/1cddc88d9a814b67ac00c6e3d03f1b15/FLAGeea52c829 [2019-11-27 15:58:39,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d234fb5c2/1cddc88d9a814b67ac00c6e3d03f1b15 [2019-11-27 15:58:39,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:39,098 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:39,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:39,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:39,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:39,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:39" (1/1) ... [2019-11-27 15:58:39,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:39, skipping insertion in model container [2019-11-27 15:58:39,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:39" (1/1) ... [2019-11-27 15:58:39,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:39,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:41,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:41,148 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:41,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:41,784 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:41,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41 WrapperNode [2019-11-27 15:58:41,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:41,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:41,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:41,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:41,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:41,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:42,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:42,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:42,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:41" (1/1) ... [2019-11-27 15:58:42,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,364 INFO L168 Benchmark]: Toolchain (without parser) took 3261.05 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 892.5 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,365 INFO L168 Benchmark]: CDTParser took 3.59 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 15:58:42,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2683.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.4 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,375 INFO L168 Benchmark]: Boogie Preprocessor took 300.19 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 2683.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.4 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 300.19 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.5 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...