./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label04.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 d60bf13d89bfcf65568e218a32db85f90e814476 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:38,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:38,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:38,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:38,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:38,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:38,699 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:38,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:38,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:38,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:38,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:38,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:38,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:38,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:38,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:38,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:38,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:38,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:38,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:38,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:38,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:38,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:38,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:38,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:38,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:38,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:38,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:38,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:38,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:38,809 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:38,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:38,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:38,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:38,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:38,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:38,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:38,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:38,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:38,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:38,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:38,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:38,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:38,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:38,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:38,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:38,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:38,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:38,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:38,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:38,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:38,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:38,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:38,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:38,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:38,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:38,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:38,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:38,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:38,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:38,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:38,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:38,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:38,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:38,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:38,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:38,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:38,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:38,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:38,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:38,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:38,894 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-27 09:21:39,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:39,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:39,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:39,504 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:39,509 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:39,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 09:21:39,678 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c36189f29/bf1036d013264ed8bfe90305961f56c1/FLAG5078d4b5b [2019-11-27 09:21:41,108 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:41,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 09:21:41,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c36189f29/bf1036d013264ed8bfe90305961f56c1/FLAG5078d4b5b [2019-11-27 09:21:41,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c36189f29/bf1036d013264ed8bfe90305961f56c1 [2019-11-27 09:21:41,194 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:41,199 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:41,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:41,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:41,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:41,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41, skipping insertion in model container [2019-11-27 09:21:41,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:41,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:42,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:42,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:43,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:43,426 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:43,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43 WrapperNode [2019-11-27 09:21:43,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:43,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:43,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:43,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:43,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:43,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:43,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:43,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:43,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:43" (1/1) ... [2019-11-27 09:21:43,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:43,999 INFO L168 Benchmark]: Toolchain (without parser) took 2792.60 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 903.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,000 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:44,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2228.97 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 926.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 293.90 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,010 INFO L168 Benchmark]: Boogie Preprocessor took 261.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:44,021 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2228.97 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 926.5 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 293.90 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:47,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:47,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:47,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:47,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:47,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:47,947 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:47,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:47,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:47,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:47,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:47,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:47,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:47,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:47,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:48,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:48,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:48,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:48,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:48,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:48,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:48,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:48,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:48,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:48,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:48,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:48,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:48,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:48,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:48,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:48,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:48,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:48,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:48,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:48,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:48,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:48,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:48,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:48,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:48,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:48,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:48,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:48,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:48,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:48,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:48,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:48,134 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:48,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:48,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:48,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:48,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:48,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:48,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:48,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:48,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:48,143 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:48,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:48,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:48,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:48,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:48,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:48,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:48,145 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:48,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:48,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:48,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:48,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:48,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:48,150 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:48,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:48,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:48,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:48,152 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 -> d60bf13d89bfcf65568e218a32db85f90e814476 [2019-11-27 09:21:48,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:48,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:48,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:48,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:48,767 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:48,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 09:21:48,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41bf20659/040c0abaa5ad4bedb17f8d86b6b521f2/FLAG1d59462b4 [2019-11-27 09:21:50,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:50,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label04.c [2019-11-27 09:21:50,216 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41bf20659/040c0abaa5ad4bedb17f8d86b6b521f2/FLAG1d59462b4 [2019-11-27 09:21:50,577 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41bf20659/040c0abaa5ad4bedb17f8d86b6b521f2 [2019-11-27 09:21:50,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:50,595 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:50,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:50,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:50,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:50,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50, skipping insertion in model container [2019-11-27 09:21:50,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:50,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:52,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:52,405 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:53,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:53,101 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:53,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53 WrapperNode [2019-11-27 09:21:53,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:53,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:53,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:53,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:53,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:53,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:53,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:53,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:53,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:53" (1/1) ... [2019-11-27 09:21:53,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:53,642 INFO L168 Benchmark]: Toolchain (without parser) took 3051.24 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 927.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:53,643 INFO L168 Benchmark]: CDTParser took 2.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:53,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2506.70 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 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:53,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.19 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:53,651 INFO L168 Benchmark]: Boogie Preprocessor took 237.22 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:53,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.97 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 2506.70 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 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.19 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 938.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 237.22 ms. Allocated memory is still 1.0 GB. Free memory was 938.8 MB in the beginning and 927.3 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...