./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label16.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_label16.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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label16.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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:25:32,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:32,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:32,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:32,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:32,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:32,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:32,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:32,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:32,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:32,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:32,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:32,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:32,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:32,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:32,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:32,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:32,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:32,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:32,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:32,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:32,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:33,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:33,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:33,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:33,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:33,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:33,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:33,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:33,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:33,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:33,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:33,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:33,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:33,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:33,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:33,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:33,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:33,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:33,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:33,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:33,060 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:33,107 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:33,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:33,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:33,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:33,118 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:33,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:33,119 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:33,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:33,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:33,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:33,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:33,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:33,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:33,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:33,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:33,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:33,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:33,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:33,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:33,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:33,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:33,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:33,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:33,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:33,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:33,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:33,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:33,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:33,134 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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2019-11-25 22:25:33,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:33,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:33,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:33,805 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:33,806 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:33,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-25 22:25:33,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a54e232f3/ebcff3e766f9433eaec87b879ffe616e/FLAG7b0d1152b [2019-11-25 22:25:35,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:35,306 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-25 22:25:35,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a54e232f3/ebcff3e766f9433eaec87b879ffe616e/FLAG7b0d1152b [2019-11-25 22:25:35,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a54e232f3/ebcff3e766f9433eaec87b879ffe616e [2019-11-25 22:25:35,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:35,386 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:35,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:35,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:35,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:35,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:35" (1/1) ... [2019-11-25 22:25:35,411 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 25.11 10:25:35, skipping insertion in model container [2019-11-25 22:25:35,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:35" (1/1) ... [2019-11-25 22:25:35,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:35,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:36,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:36,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:36,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:36,934 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:36,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36 WrapperNode [2019-11-25 22:25:36,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:36,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:36,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:36,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:36,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,010 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:37,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:37,164 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:37,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:37,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:36" (1/1) ... [2019-11-25 22:25:37,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:37,366 INFO L168 Benchmark]: Toolchain (without parser) took 1975.04 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 22:25:37,371 INFO L168 Benchmark]: CDTParser took 1.61 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 22:25:37,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1544.33 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 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:37,383 INFO L168 Benchmark]: Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 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 22:25:37,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 1544.33 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 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.07 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.10 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 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 22:25:41,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:41,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:41,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:41,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:41,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:41,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:41,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:41,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:41,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:41,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:41,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:41,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:41,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:41,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:41,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:41,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:41,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:41,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:41,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:41,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:41,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:41,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:41,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:41,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:41,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:41,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:41,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:41,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:41,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:41,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:41,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:41,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:41,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:41,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:41,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:41,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:41,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:41,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:41,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:41,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:41,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:41,513 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:41,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:41,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:41,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:41,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:41,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:41,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:41,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:41,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:41,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:41,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:41,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:41,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:41,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:41,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:41,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:41,527 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:41,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:41,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:41,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:41,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:41,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:41,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:41,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:41,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:41,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:41,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:41,534 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:41,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:41,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:41,536 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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2019-11-25 22:25:42,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:42,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:42,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:42,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:42,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:42,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-25 22:25:42,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275417215/8f22f7e9e1414a4c8ea74163aab0930c/FLAG17fa3be09 [2019-11-25 22:25:43,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:43,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label16.c [2019-11-25 22:25:43,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275417215/8f22f7e9e1414a4c8ea74163aab0930c/FLAG17fa3be09 [2019-11-25 22:25:43,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/275417215/8f22f7e9e1414a4c8ea74163aab0930c [2019-11-25 22:25:43,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:43,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:43,745 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:43,745 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:43,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:43,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:43" (1/1) ... [2019-11-25 22:25:43,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:43, skipping insertion in model container [2019-11-25 22:25:43,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:43" (1/1) ... [2019-11-25 22:25:43,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:43,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:45,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:45,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:45,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:45,361 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:45,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45 WrapperNode [2019-11-25 22:25:45,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:45,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:45,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:45,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:45,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,439 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:45,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:45,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:45,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:45,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,637 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:45" (1/1) ... [2019-11-25 22:25:45,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:45,803 INFO L168 Benchmark]: Toolchain (without parser) took 2060.38 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 960.8 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,808 INFO L168 Benchmark]: CDTParser took 2.54 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. [2019-11-25 22:25:45,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1619.98 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,815 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:45,819 INFO L168 Benchmark]: Boogie Preprocessor took 201.75 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 22:25:45,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.54 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 1619.98 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 972.2 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.75 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...