./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem17_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label03.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 76d8dfbd6006905bf630e36ba75614bb9aee3073 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:19,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:19,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:19,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:19,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:19,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:19,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:19,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:19,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:19,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:19,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:19,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:19,254 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:19,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:19,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:19,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:19,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:19,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:19,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:19,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:19,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:19,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:19,305 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:19,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:19,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:19,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:19,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:19,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:19,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:19,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:19,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:19,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:19,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:19,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:19,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:19,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:19,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:19,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:19,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:19,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:19,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:19,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:19,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:19,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:19,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:19,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:19,398 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:19,398 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:19,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:19,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:19,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:19,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:19,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:19,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:19,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:19,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:19,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:19,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:19,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:19,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:19,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:19,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:19,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:19,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:19,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:19,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:19,412 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-27 09:37:19,988 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:20,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:20,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:20,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:20,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:20,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 09:37:20,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/378287b5a/5acbea3871ef461f8c78ed0056c92d8a/FLAG8bb92972b [2019-11-27 09:37:21,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:21,756 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 09:37:21,841 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/378287b5a/5acbea3871ef461f8c78ed0056c92d8a/FLAG8bb92972b [2019-11-27 09:37:21,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/378287b5a/5acbea3871ef461f8c78ed0056c92d8a [2019-11-27 09:37:21,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:21,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:21,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:21,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:21,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:21,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21, skipping insertion in model container [2019-11-27 09:37:21,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:22,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:24,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:24,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:26,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:26,154 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:26,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26 WrapperNode [2019-11-27 09:37:26,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:26,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:26,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:26,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:26,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:26,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:26,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:26,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:26,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:27,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:27,791 INFO L168 Benchmark]: Toolchain (without parser) took 5888.80 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 782.3 MB in the end (delta: 178.0 MB). Peak memory consumption was 178.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:27,792 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:27,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4260.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 879.6 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:27,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 780.40 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 816.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:27,803 INFO L168 Benchmark]: Boogie Preprocessor took 837.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.6 MB in the beginning and 782.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:27,814 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4260.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 879.6 MB in the end (delta: 74.9 MB). Peak memory consumption was 74.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 780.40 ms. Allocated memory is still 1.0 GB. Free memory was 879.6 MB in the beginning and 816.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 837.72 ms. Allocated memory is still 1.0 GB. Free memory was 816.6 MB in the beginning and 782.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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-da95e15 [2019-11-27 09:37:31,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:31,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:31,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:31,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:31,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:31,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:31,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:31,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:31,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:31,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:31,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:31,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:31,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:31,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:31,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:31,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:31,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:31,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:31,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:31,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:31,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:31,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:31,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:31,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:31,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:31,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:31,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:31,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:31,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:31,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:31,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:31,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:31,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:31,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:31,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:31,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:31,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:31,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:31,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:32,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:32,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:32,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:32,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:32,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:32,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:32,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:32,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:32,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:32,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:32,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:32,058 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:32,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:32,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:32,060 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:32,060 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:32,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:32,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:32,063 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:32,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:32,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:32,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:32,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:32,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:32,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:32,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:32,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:32,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:32,068 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:32,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:32,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:32,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:32,072 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 -> 76d8dfbd6006905bf630e36ba75614bb9aee3073 [2019-11-27 09:37:32,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:32,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:32,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:32,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:32,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:32,643 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 09:37:32,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09249b3f/33833c687041417497549bda08bb94d8/FLAG48d86ddd1 [2019-11-27 09:37:34,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:34,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label03.c [2019-11-27 09:37:34,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09249b3f/33833c687041417497549bda08bb94d8/FLAG48d86ddd1 [2019-11-27 09:37:34,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a09249b3f/33833c687041417497549bda08bb94d8 [2019-11-27 09:37:34,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:34,497 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:34,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:34,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:34,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:34,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:34, skipping insertion in model container [2019-11-27 09:37:34,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:34" (1/1) ... [2019-11-27 09:37:34,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:34,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:37,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:37,254 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:38,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:38,444 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:38,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38 WrapperNode [2019-11-27 09:37:38,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:38,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:38,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:38,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,577 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:38,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:38,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:38,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:39,269 INFO L168 Benchmark]: Toolchain (without parser) took 4769.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 802.9 MB in the end (delta: 152.9 MB). Peak memory consumption was 152.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,270 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:39,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3947.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.0 MB in the end (delta: 107.0 MB). Peak memory consumption was 107.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,276 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.09 ms. Allocated memory is still 1.0 GB. Free memory was 843.0 MB in the beginning and 820.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,280 INFO L168 Benchmark]: Boogie Preprocessor took 409.65 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 802.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:39,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3947.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.0 MB in the end (delta: 107.0 MB). Peak memory consumption was 107.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.09 ms. Allocated memory is still 1.0 GB. Free memory was 843.0 MB in the beginning and 820.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 409.65 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 802.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...