./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label38.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 a2ba292005828600f3a43c583537eb6d9fa85c13 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label38.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 a2ba292005828600f3a43c583537eb6d9fa85c13 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:56,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:56,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:56,910 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:56,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:56,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:56,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:56,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:56,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:56,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:56,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:56,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:56,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:56,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:56,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:56,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:56,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:56,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:56,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:56,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:56,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:56,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:56,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:56,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:57,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:57,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:57,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:57,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:57,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:57,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:57,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:57,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:57,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:57,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:57,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:57,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:57,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:57,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:57,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:57,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:57,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:57,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:57,052 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:57,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:57,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:57,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:57,057 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:57,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:57,059 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:57,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:57,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:57,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:57,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:57,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:57,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:57,065 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:57,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:57,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:57,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:57,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:57,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:57,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:57,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:57,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:57,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:57,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:57,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:57,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:57,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:57,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:57,069 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 -> a2ba292005828600f3a43c583537eb6d9fa85c13 [2019-11-25 22:41:57,589 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:57,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:57,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:57,616 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:57,617 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:57,618 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-25 22:41:57,741 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe0e9c8f/ee8f985a917d42ba89e0d639bda2f03b/FLAGdb5c2ad8c [2019-11-25 22:41:58,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:58,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-25 22:41:58,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe0e9c8f/ee8f985a917d42ba89e0d639bda2f03b/FLAGdb5c2ad8c [2019-11-25 22:41:59,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fe0e9c8f/ee8f985a917d42ba89e0d639bda2f03b [2019-11-25 22:41:59,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:59,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:59,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:59,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:59,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:59,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:59" (1/1) ... [2019-11-25 22:41:59,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:59, skipping insertion in model container [2019-11-25 22:41:59,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:59" (1/1) ... [2019-11-25 22:41:59,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:59,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:00,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:00,708 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:01,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:01,057 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:01,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01 WrapperNode [2019-11-25 22:42:01,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:01,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:01,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:01,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:01,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,128 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:01,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:01,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:01,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:01,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:01,608 INFO L168 Benchmark]: Toolchain (without parser) took 2260.02 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 891.3 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,608 INFO L168 Benchmark]: CDTParser took 1.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:01,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1714.37 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 931.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 249.13 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,618 INFO L168 Benchmark]: Boogie Preprocessor took 289.42 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:01,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 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 1714.37 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 931.4 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 249.13 ms. Allocated memory is still 1.0 GB. Free memory was 931.4 MB in the beginning and 908.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.42 ms. Allocated memory is still 1.0 GB. Free memory was 908.5 MB in the beginning and 891.3 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 0.1.24-65d6cd2 [2019-11-25 22:42:04,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:04,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:04,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:04,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:04,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:04,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:04,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:04,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:04,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:04,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:04,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:04,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:04,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:04,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:04,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:04,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:04,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:04,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:04,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:04,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:04,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:04,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:04,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:04,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:04,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:04,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:04,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:04,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:04,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:04,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:04,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:04,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:04,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:04,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:04,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:04,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:04,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:04,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:04,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:04,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:04,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:04,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:04,705 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:04,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:04,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:04,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:04,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:04,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:04,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:04,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:04,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:04,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:04,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:04,713 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:04,714 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:04,714 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:04,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:04,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:04,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:04,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:04,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:04,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:04,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:04,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:04,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:04,719 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:04,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:04,719 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:04,719 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:04,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:04,720 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:04,723 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 -> a2ba292005828600f3a43c583537eb6d9fa85c13 [2019-11-25 22:42:05,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:05,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:05,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:05,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:05,207 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:05,208 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-25 22:42:05,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27bb85f2/79e94dc93f344c648566d4154726cd1d/FLAG5683807a2 [2019-11-25 22:42:06,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:06,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label38.c [2019-11-25 22:42:06,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27bb85f2/79e94dc93f344c648566d4154726cd1d/FLAG5683807a2 [2019-11-25 22:42:06,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e27bb85f2/79e94dc93f344c648566d4154726cd1d [2019-11-25 22:42:06,391 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:06,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:06,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:06,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:06,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:06,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:06,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:06, skipping insertion in model container [2019-11-25 22:42:06,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:06" (1/1) ... [2019-11-25 22:42:06,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:06,547 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:07,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:07,884 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:08,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:08,295 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:08,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08 WrapperNode [2019-11-25 22:42:08,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:08,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:08,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:08,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:08,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:08,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:08,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:08,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:08" (1/1) ... [2019-11-25 22:42:08,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:08,673 INFO L168 Benchmark]: Toolchain (without parser) took 2276.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 892.6 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,674 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:08,678 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1905.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 915.6 MB in the end (delta: 37.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,679 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:08,683 INFO L168 Benchmark]: Boogie Preprocessor took 165.07 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 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. [2019-11-25 22:42:08,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1905.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 915.6 MB in the end (delta: 37.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.89 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 165.07 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 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...