./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label07.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/Problem17_label07.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 6b1deb58082a7e498e3d7d48408b9d7e07ce355e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label07.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 6b1deb58082a7e498e3d7d48408b9d7e07ce355e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:59:10,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:10,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:10,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:10,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:10,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:10,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:10,900 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:10,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:10,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:10,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:10,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:10,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:10,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:10,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:10,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:10,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:10,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:10,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:10,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:10,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:10,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:10,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:10,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:10,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:10,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:10,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:10,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:10,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:10,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:10,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:10,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:10,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:10,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:10,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:10,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:11,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:11,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:11,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:11,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:11,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:11,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:11,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:11,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:11,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:11,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:11,056 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:11,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:11,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:11,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:11,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:11,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:11,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:11,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:11,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:11,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:11,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:11,064 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:11,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:11,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:11,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:11,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:11,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:11,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:11,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:11,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:11,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:11,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:11,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:11,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:11,072 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 -> 6b1deb58082a7e498e3d7d48408b9d7e07ce355e [2019-11-27 15:59:11,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:11,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:11,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:11,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:11,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:11,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 15:59:11,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124f1c203/7567b9aa7d144d7f9397eefc701950dd/FLAGef4067b9e [2019-11-27 15:59:13,355 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:13,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 15:59:13,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124f1c203/7567b9aa7d144d7f9397eefc701950dd/FLAGef4067b9e [2019-11-27 15:59:13,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/124f1c203/7567b9aa7d144d7f9397eefc701950dd [2019-11-27 15:59:13,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:13,562 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:13,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:13,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:13,574 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:13,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:13, skipping insertion in model container [2019-11-27 15:59:13,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:13" (1/1) ... [2019-11-27 15:59:13,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:13,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:16,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:16,027 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:16,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:17,048 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:17,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17 WrapperNode [2019-11-27 15:59:17,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:17,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:17,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:17,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:17,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:17,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:17,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:17,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:17,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:17,974 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:17" (1/1) ... [2019-11-27 15:59:18,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:18,564 INFO L168 Benchmark]: Toolchain (without parser) took 4998.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 785.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,566 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:18,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3491.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 888.4 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 807.24 ms. Allocated memory is still 1.0 GB. Free memory was 888.4 MB in the beginning and 825.4 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,577 INFO L168 Benchmark]: Boogie Preprocessor took 689.08 ms. Allocated memory is still 1.0 GB. Free memory was 825.4 MB in the beginning and 785.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:18,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3491.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 888.4 MB in the end (delta: 71.8 MB). Peak memory consumption was 71.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 807.24 ms. Allocated memory is still 1.0 GB. Free memory was 888.4 MB in the beginning and 825.4 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 689.08 ms. Allocated memory is still 1.0 GB. Free memory was 825.4 MB in the beginning and 785.0 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:59:22,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:22,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:22,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:22,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:22,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:22,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:22,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:22,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:22,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:22,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:22,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:22,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:22,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:22,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:22,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:22,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:22,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:22,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:22,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:22,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:22,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:22,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:22,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:22,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:22,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:22,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:22,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:22,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:22,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:22,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:22,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:22,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:22,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:22,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:22,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:22,708 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:22,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:22,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:22,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:22,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:22,718 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:22,761 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:22,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:22,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:22,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:22,767 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:22,769 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:22,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:22,770 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:22,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:22,770 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:22,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:22,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:22,775 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:22,775 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:22,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:22,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:22,776 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:22,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:22,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:22,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:22,780 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:22,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:22,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:22,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:22,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:22,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:22,785 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:22,785 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:22,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:22,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:22,787 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 -> 6b1deb58082a7e498e3d7d48408b9d7e07ce355e [2019-11-27 15:59:23,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:23,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:23,414 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:23,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:23,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:23,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 15:59:23,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba72aa1a9/6f8f897399cd44a4aba5f5dc14e0332c/FLAGda4f69ab7 [2019-11-27 15:59:25,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:25,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label07.c [2019-11-27 15:59:25,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba72aa1a9/6f8f897399cd44a4aba5f5dc14e0332c/FLAGda4f69ab7 [2019-11-27 15:59:25,303 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba72aa1a9/6f8f897399cd44a4aba5f5dc14e0332c [2019-11-27 15:59:25,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:25,319 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:25,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:25,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:25,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,342 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 03:59:25, skipping insertion in model container [2019-11-27 15:59:25,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:25,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:28,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:28,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:29,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:29,432 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:29,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29 WrapperNode [2019-11-27 15:59:29,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:29,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:29,441 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:29,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:29,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:29,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:29,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:29,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:29,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,102 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:29" (1/1) ... [2019-11-27 15:59:30,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:30,299 INFO L168 Benchmark]: Toolchain (without parser) took 4975.96 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 782.2 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,300 INFO L168 Benchmark]: CDTParser took 2.94 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 15:59:30,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4116.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 407.96 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,312 INFO L168 Benchmark]: Boogie Preprocessor took 442.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:30,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.94 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 4116.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 822.3 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 407.96 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 442.57 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...