./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem01_label23.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 32be2810d9c37c4b52439355c8a9e3577edf70e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label23.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 32be2810d9c37c4b52439355c8a9e3577edf70e1 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:36,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:36,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:36,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:36,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:36,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:36,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:36,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:36,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:36,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:36,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:36,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:36,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:36,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:36,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:36,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:36,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:36,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:36,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:36,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:37,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:37,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:37,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:37,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:37,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:37,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:37,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:37,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:37,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:37,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:37,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:37,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:37,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:37,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:37,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:37,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:37,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:37,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:37,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:37,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:37,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:37,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:37,098 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:37,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:37,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:37,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:37,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:37,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:37,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:37,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:37,109 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:37,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:37,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:37,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:37,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:37,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:37,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:37,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:37,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:37,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:37,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:37,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:37,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:37,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:37,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:37,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:37,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:37,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:37,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:37,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:37,124 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 -> 32be2810d9c37c4b52439355c8a9e3577edf70e1 [2019-11-25 22:25:37,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:37,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:37,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:37,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:37,749 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:37,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-25 22:25:37,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48dd6bb9/c777ab8275544682bb9edfcf4e66cfe4/FLAG53ffef5bf [2019-11-25 22:25:39,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:39,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-25 22:25:39,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48dd6bb9/c777ab8275544682bb9edfcf4e66cfe4/FLAG53ffef5bf [2019-11-25 22:25:39,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e48dd6bb9/c777ab8275544682bb9edfcf4e66cfe4 [2019-11-25 22:25:39,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:39,318 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:39,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:39,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:39,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:39,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:39,343 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 25.11 10:25:39, skipping insertion in model container [2019-11-25 22:25:39,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:39" (1/1) ... [2019-11-25 22:25:39,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:39,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:40,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:40,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:40,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:40,917 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:40,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40 WrapperNode [2019-11-25 22:25:40,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:40,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:40,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:40,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:40,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,001 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:41,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:41,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:41,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:41,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,292 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:41,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:41,362 INFO L168 Benchmark]: Toolchain (without parser) took 2036.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.6 MB in the end (delta: -1.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:41,363 INFO L168 Benchmark]: CDTParser took 0.67 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. [2019-11-25 22:25:41,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1601.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:41,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.88 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:41,375 INFO L168 Benchmark]: Boogie Preprocessor took 195.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:41,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 1601.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.1 MB in the end (delta: -12.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.88 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.05 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 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 0.1.24-65d6cd2 [2019-11-25 22:25:45,307 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:45,313 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:45,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:45,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:45,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:45,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:45,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:45,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:45,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:45,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:45,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:45,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:45,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:45,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:45,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:45,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:45,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:45,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:45,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:45,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:45,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:45,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:45,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:45,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:45,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:45,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:45,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:45,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:45,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:45,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:45,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:45,472 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:45,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:45,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:45,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:45,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:45,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:45,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:45,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:45,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:45,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:45,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:45,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:45,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:45,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:45,560 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:45,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:45,561 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:45,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:45,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:45,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:45,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:45,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:45,567 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:45,568 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:45,568 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:45,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:45,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:45,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:45,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:45,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:45,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:45,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:45,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:45,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:45,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:45,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:45,579 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:45,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:45,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:45,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:45,582 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 -> 32be2810d9c37c4b52439355c8a9e3577edf70e1 [2019-11-25 22:25:46,145 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:46,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:46,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:46,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:46,203 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:46,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-25 22:25:46,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6286842cd/443f3f1e2f3745f2bd7976ffff38b731/FLAGb6566b2c2 [2019-11-25 22:25:47,710 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:47,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label23.c [2019-11-25 22:25:47,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6286842cd/443f3f1e2f3745f2bd7976ffff38b731/FLAGb6566b2c2 [2019-11-25 22:25:47,791 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6286842cd/443f3f1e2f3745f2bd7976ffff38b731 [2019-11-25 22:25:47,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:47,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:47,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:47,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:47,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:47,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,832 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 25.11 10:25:47, skipping insertion in model container [2019-11-25 22:25:47,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:47" (1/1) ... [2019-11-25 22:25:47,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:47,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:49,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:49,134 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:49,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:49,479 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:49,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49 WrapperNode [2019-11-25 22:25:49,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:49,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:49,485 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:49,485 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:49,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:49,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:49,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:49,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:49,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:49" (1/1) ... [2019-11-25 22:25:49,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:49,875 INFO L168 Benchmark]: Toolchain (without parser) took 2061.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-25 22:25:49,880 INFO L168 Benchmark]: CDTParser took 1.40 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. [2019-11-25 22:25:49,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1671.56 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. [2019-11-25 22:25:49,886 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.57 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. [2019-11-25 22:25:49,893 INFO L168 Benchmark]: Boogie Preprocessor took 187.60 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. [2019-11-25 22:25:49,904 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 1671.56 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 189.57 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 187.60 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...