./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:32,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:32,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:32,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:32,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:32,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:32,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:32,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:32,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:32,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:32,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:32,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:32,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:32,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:32,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:32,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:32,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:32,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:32,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:32,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:32,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:32,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:32,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:32,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:32,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:32,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:32,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:32,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:32,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:32,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:32,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:32,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:32,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:32,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:32,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:32,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:32,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:32,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:32,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:32,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:32,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:32,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:32,466 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:32,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:32,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:32,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:32,475 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:32,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:32,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:32,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:32,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:32,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:32,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:32,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:32,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:32,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:32,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:32,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:32,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:32,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:32,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:32,485 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:32,485 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:32,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:32,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:32,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:32,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:32,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:32,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:32,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:32,491 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-25 22:41:33,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:33,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:33,139 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:33,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:33,146 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:33,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-25 22:41:33,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38aa1ebf/82774f34a3364e3bb6be575ddcb6d29f/FLAG6952352d8 [2019-11-25 22:41:34,709 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:34,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-25 22:41:34,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38aa1ebf/82774f34a3364e3bb6be575ddcb6d29f/FLAG6952352d8 [2019-11-25 22:41:34,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38aa1ebf/82774f34a3364e3bb6be575ddcb6d29f [2019-11-25 22:41:34,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:34,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:34,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:34,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:34,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:34,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:34" (1/1) ... [2019-11-25 22:41:34,829 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 25.11 10:41:34, skipping insertion in model container [2019-11-25 22:41:34,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:34" (1/1) ... [2019-11-25 22:41:34,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:35,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:36,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:36,743 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:37,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:37,282 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:37,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37 WrapperNode [2019-11-25 22:41:37,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:37,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:37,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:37,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:37,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,368 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:37,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:37,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:37,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:37,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,831 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:37" (1/1) ... [2019-11-25 22:41:37,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:37,962 INFO L168 Benchmark]: Toolchain (without parser) took 3150.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.2 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,963 INFO L168 Benchmark]: CDTParser took 1.41 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 22:41:37,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2471.74 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 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:37,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 317.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 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. [2019-11-25 22:41:37,972 INFO L168 Benchmark]: Boogie Preprocessor took 349.39 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. [2019-11-25 22:41:37,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 2471.74 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 932.4 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 317.68 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 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 349.39 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 0.1.24-65d6cd2 [2019-11-25 22:41:41,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:41,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:41,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:41,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:41,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:41,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:41,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:41,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:41,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:41,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:41,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:41,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:41,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:41,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:41,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:41,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:41,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:41,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:41,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:41,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:41,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:41,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:41,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:41,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:41,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:41,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:41,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:41,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:41,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:41,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:41,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:41,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:41,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:41,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:41,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:41,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:41,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:41,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:41,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:41,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:41,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:42,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:42,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:42,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:42,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:42,034 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:42,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:42,035 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:42,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:42,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:42,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:42,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:42,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:42,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:42,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:42,042 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:42,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:42,042 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:42,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:42,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:42,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:42,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:42,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:42,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:42,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:42,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:42,048 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:42,048 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:42,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:42,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:42,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:42,052 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-25 22:41:42,599 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:42,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:42,636 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:42,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:42,641 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:42,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-25 22:41:42,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b68b62e/c066bce7ab2e4acfa976288441c1b608/FLAGc3cb802ae [2019-11-25 22:41:44,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:44,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-25 22:41:44,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b68b62e/c066bce7ab2e4acfa976288441c1b608/FLAGc3cb802ae [2019-11-25 22:41:44,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7b68b62e/c066bce7ab2e4acfa976288441c1b608 [2019-11-25 22:41:44,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:44,340 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:44,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:44,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:44,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:44,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:44,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:44, skipping insertion in model container [2019-11-25 22:41:44,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:44" (1/1) ... [2019-11-25 22:41:44,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:44,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:46,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:46,323 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:46,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:46,920 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:46,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46 WrapperNode [2019-11-25 22:41:46,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:46,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:46,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:46,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:46,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:47,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:47,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:47,186 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:47,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:46" (1/1) ... [2019-11-25 22:41:47,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:47,440 INFO L168 Benchmark]: Toolchain (without parser) took 3091.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 892.5 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,441 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:41:47,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2578.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 915.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,453 INFO L168 Benchmark]: Boogie Preprocessor took 243.32 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:47,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 2578.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 915.5 MB in the end (delta: 41.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.06 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.32 ms. Allocated memory is still 1.0 GB. Free memory was 904.0 MB in the beginning and 892.5 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...