./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem11_label56.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 c8a496dd303b111bebc8c1e3e05a4329e40dc1b8 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label56.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 c8a496dd303b111bebc8c1e3e05a4329e40dc1b8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:08,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:08,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:08,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:08,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:08,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:08,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:08,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:08,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:08,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:08,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:08,883 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:08,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:08,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:08,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:08,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:08,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:08,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:08,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:08,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:08,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:08,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:08,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:08,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:08,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:08,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:08,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:08,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:08,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:08,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:08,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:08,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:08,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:08,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:08,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:08,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:08,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:08,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:08,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:08,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:08,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:08,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:09,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:09,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:09,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:09,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:09,054 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:09,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:09,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:09,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:09,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:09,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:09,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:09,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:09,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:09,064 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:09,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:09,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:09,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:09,068 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:09,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:09,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:09,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:09,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:09,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:09,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:09,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:09,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:09,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:09,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:09,078 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 -> c8a496dd303b111bebc8c1e3e05a4329e40dc1b8 [2019-11-26 16:46:09,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:09,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:09,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:09,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:09,702 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:09,705 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label56.c [2019-11-26 16:46:09,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63b92e27/2c384e463e76402f9c4032e75905225b/FLAGc188366c0 [2019-11-26 16:46:11,059 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:11,063 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label56.c [2019-11-26 16:46:11,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63b92e27/2c384e463e76402f9c4032e75905225b/FLAGc188366c0 [2019-11-26 16:46:11,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63b92e27/2c384e463e76402f9c4032e75905225b [2019-11-26 16:46:11,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:11,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:11,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:11,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:11,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:11,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:11, skipping insertion in model container [2019-11-26 16:46:11,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:11" (1/1) ... [2019-11-26 16:46:11,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:11,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:13,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:13,083 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:13,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:13,509 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:13,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13 WrapperNode [2019-11-26 16:46:13,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:13,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:13,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:13,514 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:13,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:13,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:13,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:13,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:13,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:13,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:14,041 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:13" (1/1) ... [2019-11-26 16:46:14,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:14,093 INFO L168 Benchmark]: Toolchain (without parser) took 2594.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 941.7 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,094 INFO L168 Benchmark]: CDTParser took 0.28 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. [2019-11-26 16:46:14,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2014.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 970.4 MB in the end (delta: -14.4 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 281.28 ms. Allocated memory is still 1.0 GB. Free memory was 970.4 MB in the beginning and 953.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,104 INFO L168 Benchmark]: Boogie Preprocessor took 289.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 941.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:14,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 2014.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 970.4 MB in the end (delta: -14.4 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 281.28 ms. Allocated memory is still 1.0 GB. Free memory was 970.4 MB in the beginning and 953.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.50 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 941.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:46:17,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:17,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:17,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:17,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:17,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:17,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:17,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:17,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:17,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:17,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:17,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:17,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:17,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:17,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:17,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:17,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:17,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:17,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:17,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:17,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:17,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:17,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:17,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:17,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:17,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:17,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:18,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:18,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:18,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:18,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:18,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:18,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:18,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:18,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:18,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:18,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:18,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:18,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:18,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:18,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:18,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:46:18,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:18,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:18,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:18,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:18,070 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:18,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:18,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:18,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:18,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:18,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:18,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:18,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:18,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:46:18,077 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:46:18,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:18,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:18,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:18,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:18,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:18,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:18,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:18,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:18,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:18,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:18,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:18,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:18,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:46:18,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:46:18,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:18,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:46:18,088 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 -> c8a496dd303b111bebc8c1e3e05a4329e40dc1b8 [2019-11-26 16:46:18,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:18,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:18,707 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:18,709 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:18,710 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:18,711 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label56.c [2019-11-26 16:46:18,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc0eafdb/1a11ffdc770343808e8e91e813223bf4/FLAG5466119ae [2019-11-26 16:46:20,144 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:20,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label56.c [2019-11-26 16:46:20,180 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc0eafdb/1a11ffdc770343808e8e91e813223bf4/FLAG5466119ae [2019-11-26 16:46:20,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc0eafdb/1a11ffdc770343808e8e91e813223bf4 [2019-11-26 16:46:20,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:20,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:20,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:20,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:20,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:20,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e7655c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:20, skipping insertion in model container [2019-11-26 16:46:20,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:20" (1/1) ... [2019-11-26 16:46:20,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:20,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:22,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:22,244 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:22,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:22,719 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:22,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22 WrapperNode [2019-11-26 16:46:22,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:22,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:22,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:22,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:22,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:22,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:23,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:23,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:23,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:23,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,220 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:22" (1/1) ... [2019-11-26 16:46:23,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:23,279 INFO L168 Benchmark]: Toolchain (without parser) took 2717.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 931.8 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,280 INFO L168 Benchmark]: CDTParser took 2.60 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. [2019-11-26 16:46:23,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2162.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 949.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 313.96 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 937.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,291 INFO L168 Benchmark]: Boogie Preprocessor took 230.58 ms. Allocated memory is still 1.0 GB. Free memory was 937.5 MB in the beginning and 931.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:23,301 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 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 2162.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 949.0 MB in the end (delta: 8.4 MB). Peak memory consumption was 34.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 313.96 ms. Allocated memory is still 1.0 GB. Free memory was 949.0 MB in the beginning and 937.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.58 ms. Allocated memory is still 1.0 GB. Free memory was 937.5 MB in the beginning and 931.8 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...