./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label51.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/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:44:44,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:44,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:44,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:44,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:44,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:44,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:44,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:44,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:44,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:44,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:44,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:44,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:44,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:44,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:44,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:44,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:44,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:44,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:44,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:44,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:44,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:44,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:44,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:44,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:44,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:44,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:44,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:44,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:44,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:44,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:44,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:44,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:44,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:44,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:44,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:44,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:44,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:44,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:44,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:44,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:44,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:44,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:44,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:44,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:44,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:44,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:44,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:44,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:44,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:44,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:44,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:44,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:44,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:44,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:44,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:44,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:44,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:44,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:44,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:44,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:44,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:44,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:44,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:44,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:44,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:44,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:44,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:44,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:44,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:44,569 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-25 22:44:45,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:45,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:45,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:45,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:45,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:45,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-25 22:44:45,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3cd8f23f/fe7c6f4931a941beb2c36301416ee7a4/FLAG0cb165148 [2019-11-25 22:44:47,388 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:47,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-25 22:44:47,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3cd8f23f/fe7c6f4931a941beb2c36301416ee7a4/FLAG0cb165148 [2019-11-25 22:44:47,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3cd8f23f/fe7c6f4931a941beb2c36301416ee7a4 [2019-11-25 22:44:47,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:47,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:47,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:47,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:47,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:47,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:47" (1/1) ... [2019-11-25 22:44:47,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:47, skipping insertion in model container [2019-11-25 22:44:47,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:47" (1/1) ... [2019-11-25 22:44:47,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:48,150 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:52,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:52,657 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:55,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:55,878 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:55,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55 WrapperNode [2019-11-25 22:44:55,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:55,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:55,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:55,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:55,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:56,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:57,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:57,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:57,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:57,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:57,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:57,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:57,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:57,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:59,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:59,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:59,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:55" (1/1) ... [2019-11-25 22:44:59,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:59,968 INFO L168 Benchmark]: Toolchain (without parser) took 12403.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 773.9 MB in the end (delta: 159.2 MB). Peak memory consumption was 385.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:59,969 INFO L168 Benchmark]: CDTParser took 0.38 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 22:44:59,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8323.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:59,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 1475.58 ms. Allocated memory is still 1.0 GB. Free memory was 870.1 MB in the beginning and 699.1 MB in the end (delta: 171.0 MB). Peak memory consumption was 171.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:59,978 INFO L168 Benchmark]: Boogie Preprocessor took 2598.10 ms. Allocated memory is still 1.0 GB. Free memory was 699.1 MB in the beginning and 773.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:59,989 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 8323.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.1 MB in the end (delta: 63.0 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1475.58 ms. Allocated memory is still 1.0 GB. Free memory was 870.1 MB in the beginning and 699.1 MB in the end (delta: 171.0 MB). Peak memory consumption was 171.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2598.10 ms. Allocated memory is still 1.0 GB. Free memory was 699.1 MB in the beginning and 773.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 151.1 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 22:45:03,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:45:03,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:45:03,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:45:03,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:45:03,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:45:03,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:45:04,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:45:04,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:45:04,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:45:04,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:45:04,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:45:04,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:45:04,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:45:04,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:45:04,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:45:04,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:45:04,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:45:04,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:45:04,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:45:04,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:45:04,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:45:04,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:45:04,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:45:04,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:45:04,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:45:04,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:45:04,100 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:45:04,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:45:04,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:45:04,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:45:04,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:45:04,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:45:04,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:45:04,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:45:04,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:45:04,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:45:04,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:45:04,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:45:04,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:45:04,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:45:04,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:45:04,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:45:04,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:45:04,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:45:04,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:45:04,181 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:45:04,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:45:04,184 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:45:04,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:45:04,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:45:04,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:45:04,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:45:04,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:45:04,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:45:04,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:45:04,189 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:45:04,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:45:04,189 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:45:04,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:45:04,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:45:04,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:45:04,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:45:04,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:45:04,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:45:04,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:45:04,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:45:04,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:45:04,196 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:45:04,196 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:45:04,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:45:04,198 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:45:04,200 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-25 22:45:04,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:45:04,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:45:04,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:45:04,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:45:04,764 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:45:04,766 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-25 22:45:04,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ceb0ef/9a7a66f8819041c2b54d5bf6fe0b7cfb/FLAG9ca95a541 [2019-11-25 22:45:06,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:45:06,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-25 22:45:07,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ceb0ef/9a7a66f8819041c2b54d5bf6fe0b7cfb/FLAG9ca95a541 [2019-11-25 22:45:07,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f37ceb0ef/9a7a66f8819041c2b54d5bf6fe0b7cfb [2019-11-25 22:45:07,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:45:07,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:45:07,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:07,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:45:07,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:45:07,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:07" (1/1) ... [2019-11-25 22:45:07,096 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 25.11 10:45:07, skipping insertion in model container [2019-11-25 22:45:07,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:45:07" (1/1) ... [2019-11-25 22:45:07,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:45:07,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:45:12,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:12,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:45:15,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:45:15,167 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:45:15,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15 WrapperNode [2019-11-25 22:45:15,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:45:15,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:15,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:45:15,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:45:15,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:15,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:15,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:45:15,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:45:15,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:45:15,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:45:15,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:15,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:16,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:16,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:16,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:17,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:17,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:45:15" (1/1) ... [2019-11-25 22:45:17,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:45:17,317 INFO L168 Benchmark]: Toolchain (without parser) took 10236.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.5 MB in the end (delta: 63.5 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:17,321 INFO L168 Benchmark]: CDTParser took 0.34 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 22:45:17,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8095.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 764.9 MB in the end (delta: 168.2 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:17,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 752.86 ms. Allocated memory is still 1.0 GB. Free memory was 764.9 MB in the beginning and 694.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:17,327 INFO L168 Benchmark]: Boogie Preprocessor took 1383.24 ms. Allocated memory is still 1.0 GB. Free memory was 694.3 MB in the beginning and 869.5 MB in the end (delta: -175.2 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:45:17,337 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 8095.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 764.9 MB in the end (delta: 168.2 MB). Peak memory consumption was 253.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 752.86 ms. Allocated memory is still 1.0 GB. Free memory was 764.9 MB in the beginning and 694.3 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1383.24 ms. Allocated memory is still 1.0 GB. Free memory was 694.3 MB in the beginning and 869.5 MB in the end (delta: -175.2 MB). Peak memory consumption was 75.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...