./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label55.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 f417b30da230c23217314c0e4434de7c96a84d62 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label55.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 f417b30da230c23217314c0e4434de7c96a84d62 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:58,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:58,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:58,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:58,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:58,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:58,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:58,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:58,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:58,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:58,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:58,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:58,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:58,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:58,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:58,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:58,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:58,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:58,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:58,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:58,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:58,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:58,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:58,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:58,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:58,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:58,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:58,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:58,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:58,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:58,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:58,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:58,927 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:58,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:58,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:58,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:58,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:58,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:58,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:58,939 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:58,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:58,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:58,987 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:58,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:58,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:58,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:58,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:58,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:58,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:58,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:58,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:58,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:58,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:58,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:58,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:58,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:59,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:59,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:59,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:59,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:59,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:59,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:59,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:59,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:59,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:59,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:59,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:59,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:59,008 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:59,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:59,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:59,009 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 -> f417b30da230c23217314c0e4434de7c96a84d62 [2019-11-24 20:55:59,555 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:59,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:59,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:59,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:59,599 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:59,602 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-24 20:55:59,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a22bcc31/9a35c3f75b0249499616d4f296e60f89/FLAGdd249d8a2 [2019-11-24 20:56:01,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:01,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-24 20:56:01,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a22bcc31/9a35c3f75b0249499616d4f296e60f89/FLAGdd249d8a2 [2019-11-24 20:56:01,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a22bcc31/9a35c3f75b0249499616d4f296e60f89 [2019-11-24 20:56:01,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:01,337 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:01,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:01,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:01,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:01,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,364 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 24.11 08:56:01, skipping insertion in model container [2019-11-24 20:56:01,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:01" (1/1) ... [2019-11-24 20:56:01,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:01,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:03,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:03,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:03,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:03,797 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:03,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03 WrapperNode [2019-11-24 20:56:03,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:03,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:03,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:03,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:03,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:04,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:04,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:04,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:04,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:04,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:04,476 INFO L168 Benchmark]: Toolchain (without parser) took 3134.28 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 892.2 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,478 INFO L168 Benchmark]: CDTParser took 1.15 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. [2019-11-24 20:56:04,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2458.86 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 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,484 INFO L168 Benchmark]: Boogie Procedure Inliner took 330.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,488 INFO L168 Benchmark]: Boogie Preprocessor took 335.59 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:04,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 2458.86 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 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 330.31 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 335.59 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 0.1.24-32f2683 [2019-11-24 20:56:08,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:08,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:08,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:08,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:08,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:08,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:08,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:08,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:08,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:08,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:08,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:08,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:08,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:08,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:08,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:08,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:08,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:08,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:08,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:08,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:08,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:08,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:08,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:08,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:08,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:08,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:08,540 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:08,541 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:08,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:08,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:08,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:08,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:08,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:08,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:08,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:08,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:08,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:08,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:08,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:08,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:08,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:08,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:08,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:08,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:08,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:08,616 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:08,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:08,619 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:08,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:08,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:08,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:08,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:08,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:08,624 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:08,625 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:08,625 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:08,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:08,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:08,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:08,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:08,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:08,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:08,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:08,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:08,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:08,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:08,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:08,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:08,634 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:08,638 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:08,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:08,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:08,640 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 -> f417b30da230c23217314c0e4434de7c96a84d62 [2019-11-24 20:56:09,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:09,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:09,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:09,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:09,341 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:09,343 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-24 20:56:09,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0333551fa/e5a4c2c795844b7ab5653912eb8b1da5/FLAGb9d8b608a [2019-11-24 20:56:10,974 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:10,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label55.c [2019-11-24 20:56:11,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0333551fa/e5a4c2c795844b7ab5653912eb8b1da5/FLAGb9d8b608a [2019-11-24 20:56:11,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0333551fa/e5a4c2c795844b7ab5653912eb8b1da5 [2019-11-24 20:56:11,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:11,090 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:11,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:11,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:11,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:11,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:11, skipping insertion in model container [2019-11-24 20:56:11,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:11" (1/1) ... [2019-11-24 20:56:11,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:11,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:13,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:13,384 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:14,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:14,355 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:14,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14 WrapperNode [2019-11-24 20:56:14,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:14,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:14,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:14,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:14,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:14,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:14,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:14" (1/1) ... [2019-11-24 20:56:14,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:14,931 INFO L168 Benchmark]: Toolchain (without parser) took 3835.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.3 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,933 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-24 20:56:14,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3266.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.2 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.56 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,942 INFO L168 Benchmark]: Boogie Preprocessor took 285.88 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:14,952 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 3266.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.2 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 273.56 ms. Allocated memory is still 1.0 GB. Free memory was 921.2 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.88 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.3 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...