./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label58.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/Problem16_label58.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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label58.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 379363c6fdc8d85cdcf18643b8322019f58d59f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:16,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:16,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:16,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:16,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:16,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:16,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:16,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:16,095 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:16,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:16,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:16,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:16,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:16,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:16,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:16,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:16,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:16,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:16,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:16,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:16,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:16,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:16,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:16,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:16,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:16,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:16,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:16,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:16,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:16,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:16,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:16,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:16,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:16,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:16,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:16,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:16,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:16,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:16,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:16,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:16,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:16,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:16,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:16,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:16,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:16,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:16,251 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:16,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:16,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:16,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:16,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:16,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:16,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:16,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:16,255 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:16,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:16,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:16,259 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:16,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:16,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:16,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:16,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:16,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:16,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:16,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:16,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:16,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:16,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:16,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:16,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:16,266 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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2019-11-27 09:37:16,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:16,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:16,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:16,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:16,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:16,984 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-27 09:37:17,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa98db19/24e0245b1190483397936e30401e9bc2/FLAGca11c260a [2019-11-27 09:37:18,549 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:18,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-27 09:37:18,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa98db19/24e0245b1190483397936e30401e9bc2/FLAGca11c260a [2019-11-27 09:37:18,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffa98db19/24e0245b1190483397936e30401e9bc2 [2019-11-27 09:37:18,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:18,648 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:18,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:18,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:18,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:18,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18, skipping insertion in model container [2019-11-27 09:37:18,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:18,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:18,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:20,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:20,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:21,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:21,103 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:21,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21 WrapperNode [2019-11-27 09:37:21,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:21,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:21,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:21,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:21,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,196 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:21,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:21,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:21,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:21,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:21,817 INFO L168 Benchmark]: Toolchain (without parser) took 3162.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:21,818 INFO L168 Benchmark]: CDTParser took 0.49 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 09:37:21,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2453.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:21,827 INFO L168 Benchmark]: Boogie Procedure Inliner took 333.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:21,830 INFO L168 Benchmark]: Boogie Preprocessor took 365.98 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:21,841 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 2453.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 333.21 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.98 ms. Allocated memory is still 1.0 GB. Free memory was 909.7 MB in the beginning and 892.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:25,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:25,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:25,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:25,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:25,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:26,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:26,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:26,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:26,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:26,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:26,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:26,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:26,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:26,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:26,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:26,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:26,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:26,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:26,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:26,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:26,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:26,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:26,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:26,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:26,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:26,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:26,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:26,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:26,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:26,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:26,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:26,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:26,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:26,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:26,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:26,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:26,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:26,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:26,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:26,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:26,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:26,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:26,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:26,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:26,187 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:26,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:26,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:26,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:26,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:26,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:26,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:26,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:26,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:26,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:26,196 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:26,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:26,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:26,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:26,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:26,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:26,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:26,203 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:26,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:26,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:26,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:26,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:26,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:26,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:26,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:26,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:26,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:26,209 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 -> 379363c6fdc8d85cdcf18643b8322019f58d59f9 [2019-11-27 09:37:26,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:26,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:26,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:26,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:26,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:26,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-27 09:37:27,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60b068ef/f047e08c14a64cb79667b7aaa55181bf/FLAG4c5a836a8 [2019-11-27 09:37:28,574 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:28,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label58.c [2019-11-27 09:37:28,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60b068ef/f047e08c14a64cb79667b7aaa55181bf/FLAG4c5a836a8 [2019-11-27 09:37:28,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c60b068ef/f047e08c14a64cb79667b7aaa55181bf [2019-11-27 09:37:28,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:28,668 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:28,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:28,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:28,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:28,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,690 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 09:37:28, skipping insertion in model container [2019-11-27 09:37:28,691 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:28,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:30,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:30,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:31,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:31,291 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:31,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31 WrapperNode [2019-11-27 09:37:31,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:31,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:31,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:31,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:31,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:31,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:31,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:31,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:31,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:31" (1/1) ... [2019-11-27 09:37:31,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:31,831 INFO L168 Benchmark]: Toolchain (without parser) took 3159.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,832 INFO L168 Benchmark]: CDTParser took 1.08 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 09:37:31,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2624.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,838 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,843 INFO L168 Benchmark]: Boogie Preprocessor took 256.22 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:31,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08 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 2624.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.79 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 256.22 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...