./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label50.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 c88dc41bb0c5752717ba5895f8d33afd40276a61 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem02_label50.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 c88dc41bb0c5752717ba5895f8d33afd40276a61 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:43:23,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:23,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:23,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:23,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:23,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:23,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:23,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:23,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:23,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:23,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:23,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:23,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:23,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:23,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:23,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:23,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:23,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:23,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:23,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:23,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:23,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:23,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:23,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:23,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:23,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:23,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:23,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:23,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:23,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:23,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:23,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:23,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:23,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:23,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:23,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:23,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:23,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:23,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:23,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:23,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:23,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:23,882 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:23,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:23,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:23,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:23,891 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:23,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:23,892 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:23,892 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:23,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:23,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:23,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:23,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:23,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:23,898 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:23,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:23,898 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:23,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:23,899 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:23,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:23,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:23,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:23,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:23,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:23,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:23,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:23,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:23,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:23,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:23,907 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 -> c88dc41bb0c5752717ba5895f8d33afd40276a61 [2019-11-27 15:43:24,503 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:24,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:24,543 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:24,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:24,550 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:24,552 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-27 15:43:24,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3604b6e4c/4280e34dd7b44ddfa4157597519bbe73/FLAGedd828d04 [2019-11-27 15:43:25,993 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:25,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-27 15:43:26,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3604b6e4c/4280e34dd7b44ddfa4157597519bbe73/FLAGedd828d04 [2019-11-27 15:43:26,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3604b6e4c/4280e34dd7b44ddfa4157597519bbe73 [2019-11-27 15:43:26,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:26,078 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:26,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:26,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:26,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:26,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:26" (1/1) ... [2019-11-27 15:43:26,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:26, skipping insertion in model container [2019-11-27 15:43:26,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:26" (1/1) ... [2019-11-27 15:43:26,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:26,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:27,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,252 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:27,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:27,607 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:27,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27 WrapperNode [2019-11-27 15:43:27,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:27,611 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:27,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:27,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:27,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:27,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:27,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:27" (1/1) ... [2019-11-27 15:43:27,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:27,978 INFO L168 Benchmark]: Toolchain (without parser) took 1896.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 960.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,983 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:27,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1529.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.49 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:27,992 INFO L168 Benchmark]: Boogie Preprocessor took 184.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:28,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1529.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.7 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.49 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 966.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:43:31,957 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:31,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:32,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:32,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:32,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:32,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:32,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:32,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:32,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:32,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:32,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:32,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:32,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:32,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:32,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:32,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:32,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:32,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:32,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:32,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:32,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:32,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:32,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:32,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:32,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:32,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:32,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:32,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:32,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:32,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:32,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:32,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:32,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:32,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:32,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:32,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:32,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:32,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:32,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:32,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:32,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:32,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:32,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:32,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:32,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:32,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:32,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:32,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:32,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:32,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:32,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:32,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:32,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:32,199 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:32,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:32,200 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:32,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:32,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:32,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:32,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:32,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:32,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:32,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:32,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:32,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:32,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:32,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:32,208 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:32,209 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:32,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:32,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:32,211 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 -> c88dc41bb0c5752717ba5895f8d33afd40276a61 [2019-11-27 15:43:32,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:32,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:32,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:32,824 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:32,824 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:32,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-27 15:43:33,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6fe902d4/9604378c372b4da4a61ea7b8a7f1fb37/FLAGa0bf50ea7 [2019-11-27 15:43:34,252 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:34,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label50.c [2019-11-27 15:43:34,296 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6fe902d4/9604378c372b4da4a61ea7b8a7f1fb37/FLAGa0bf50ea7 [2019-11-27 15:43:34,334 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6fe902d4/9604378c372b4da4a61ea7b8a7f1fb37 [2019-11-27 15:43:34,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:34,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:34,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:34,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:34,364 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:34,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:34, skipping insertion in model container [2019-11-27 15:43:34,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:34" (1/1) ... [2019-11-27 15:43:34,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:34,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:35,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:35,665 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:35,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:36,023 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:36,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36 WrapperNode [2019-11-27 15:43:36,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:36,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:36,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:36,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:36,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:36,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:36,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:36,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:36,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:36" (1/1) ... [2019-11-27 15:43:36,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:36,484 INFO L168 Benchmark]: Toolchain (without parser) took 2128.91 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,485 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:36,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.87 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,494 INFO L168 Benchmark]: Boogie Preprocessor took 196.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:36,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1674.87 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.11 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...