./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label48.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 9f9c3a25932676bec80072ad05bb4d96280afa80 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label48.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 9f9c3a25932676bec80072ad05bb4d96280afa80 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:34,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:34,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:34,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:34,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:34,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:34,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:34,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:34,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:34,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:34,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:34,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:34,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:34,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:34,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:34,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:34,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:34,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:34,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:34,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:35,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:35,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:35,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:35,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:35,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:35,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:35,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:35,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:35,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:35,025 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:35,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:35,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:35,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:35,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:35,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:35,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:35,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:35,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:35,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:35,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:35,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:35,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:35,068 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:35,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:35,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:35,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:35,072 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:35,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:35,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:35,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:35,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:35,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:35,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:35,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:35,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:35,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:35,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:35,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:35,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:35,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:35,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:35,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:35,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:35,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:35,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:35,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:35,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:35,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:35,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:35,085 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:35,085 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 -> 9f9c3a25932676bec80072ad05bb4d96280afa80 [2019-11-27 15:57:35,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:35,537 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:35,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:35,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:35,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:35,547 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2019-11-27 15:57:35,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1aa4f9a/3dd8a1cd62d64d88aa6a8556209eb4db/FLAGc19f476ae [2019-11-27 15:57:36,482 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:36,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2019-11-27 15:57:36,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1aa4f9a/3dd8a1cd62d64d88aa6a8556209eb4db/FLAGc19f476ae [2019-11-27 15:57:36,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1aa4f9a/3dd8a1cd62d64d88aa6a8556209eb4db [2019-11-27 15:57:36,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:36,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:36,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:36,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:36,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:36,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:36, skipping insertion in model container [2019-11-27 15:57:36,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:36" (1/1) ... [2019-11-27 15:57:36,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:36,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:37,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:37,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:37,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:37,903 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:37,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37 WrapperNode [2019-11-27 15:57:37,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:37,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:37,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:37,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:37,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:37,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:38,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:38,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:38,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:38,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:37" (1/1) ... [2019-11-27 15:57:38,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:38,210 INFO L168 Benchmark]: Toolchain (without parser) took 1530.56 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 950.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,212 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:38,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1226.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.00 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,220 INFO L168 Benchmark]: Boogie Preprocessor took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:38,229 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 1226.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.00 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.07 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:40,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:40,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:40,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:40,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:40,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:41,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:41,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:41,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:41,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:41,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:41,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:41,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:41,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:41,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:41,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:41,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:41,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:41,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:41,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:41,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:41,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:41,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:41,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:41,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:41,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:41,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:41,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:41,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:41,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:41,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:41,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:41,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:41,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:41,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:41,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:41,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:41,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:41,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:41,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:41,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:41,093 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:41,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:41,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:41,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:41,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:41,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:41,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:41,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:41,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:41,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:41,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:41,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:41,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:41,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:41,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:41,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:41,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:41,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:41,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:41,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:41,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:41,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:41,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:41,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:41,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:41,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:41,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:41,139 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:41,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:41,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:41,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:41,141 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 -> 9f9c3a25932676bec80072ad05bb4d96280afa80 [2019-11-27 15:57:41,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:41,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:41,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:41,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:41,599 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:41,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2019-11-27 15:57:41,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be88b25ee/c63239024ccc40f6b33dbe947c80dd19/FLAGf80c6fc89 [2019-11-27 15:57:42,570 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:42,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label48.c [2019-11-27 15:57:42,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be88b25ee/c63239024ccc40f6b33dbe947c80dd19/FLAGf80c6fc89 [2019-11-27 15:57:42,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be88b25ee/c63239024ccc40f6b33dbe947c80dd19 [2019-11-27 15:57:42,726 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:42,730 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:42,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:42,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:42,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:42,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42, skipping insertion in model container [2019-11-27 15:57:42,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:42,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:43,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:43,748 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:44,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:44,085 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:44,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44 WrapperNode [2019-11-27 15:57:44,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:44,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:44,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:44,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:44,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,145 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:44,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:44,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:44,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:44,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:44" (1/1) ... [2019-11-27 15:57:44,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:44,364 INFO L168 Benchmark]: Toolchain (without parser) took 1632.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 943.6 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,367 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:44,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1353.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 955.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.56 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,373 INFO L168 Benchmark]: Boogie Preprocessor took 120.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:44,380 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1353.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 955.1 MB in the end (delta: 8.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.56 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.6 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...