./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label55.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f398e5c028a6332b27f2b763356ca26710dc811 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label55.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f398e5c028a6332b27f2b763356ca26710dc811 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:35,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:35,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:35,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:35,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:35,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:35,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:35,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:35,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:35,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:35,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:35,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:35,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:35,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:35,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:35,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:35,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:35,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:35,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:35,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:35,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:35,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:35,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:35,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:35,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:35,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:35,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:35,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:35,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:35,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:35,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:35,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:35,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:35,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:35,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:35,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:35,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:35,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:35,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:35,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:35,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:35,893 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:35,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:35,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:35,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:35,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:35,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:35,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:35,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:35,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:35,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:35,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:35,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:35,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:35,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:35,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:35,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:35,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:35,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:35,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:35,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:35,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:35,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:35,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:35,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:35,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:35,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:35,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:35,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:35,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:35,938 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 -> 6f398e5c028a6332b27f2b763356ca26710dc811 [2019-11-27 16:00:36,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:36,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:36,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:36,452 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:36,452 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:36,453 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-27 16:00:36,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b5f34b/17c7d3f1a9df4ba898e0911e30f5b798/FLAG872641c44 [2019-11-27 16:00:37,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:37,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-27 16:00:37,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b5f34b/17c7d3f1a9df4ba898e0911e30f5b798/FLAG872641c44 [2019-11-27 16:00:38,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19b5f34b/17c7d3f1a9df4ba898e0911e30f5b798 [2019-11-27 16:00:38,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:38,092 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:38,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:38,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:38,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:38,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:38,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:38, skipping insertion in model container [2019-11-27 16:00:38,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:38" (1/1) ... [2019-11-27 16:00:38,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:38,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:39,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:39,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:40,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:40,741 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:40,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40 WrapperNode [2019-11-27 16:00:40,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:40,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:40,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:40,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:40,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:40,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:41,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:41,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:41,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:41,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,228 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:41,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:41,597 INFO L168 Benchmark]: Toolchain (without parser) took 3501.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 804.8 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,600 INFO L168 Benchmark]: CDTParser took 1.59 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 16:00:41,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2648.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.5 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 414.94 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,607 INFO L168 Benchmark]: Boogie Preprocessor took 429.12 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:41,616 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 2648.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 873.5 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 414.94 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 429.12 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:00:44,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:44,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:44,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:44,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:44,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:44,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:44,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:44,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:44,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:44,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:44,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:44,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:44,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:44,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:44,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:44,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:44,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:44,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:44,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:44,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:44,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:44,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:44,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:44,493 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:44,493 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:44,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:44,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:44,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:44,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:44,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:44,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:44,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:44,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:44,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:44,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:44,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:44,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:44,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:44,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:44,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:44,514 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:44,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:44,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:44,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:44,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:44,550 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:44,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:44,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:44,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:44,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:44,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:44,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:44,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:44,553 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:44,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:44,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:44,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:44,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:44,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:44,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:44,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:44,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:44,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:44,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:44,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:44,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:44,561 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:44,561 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:44,561 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:44,561 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:44,562 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:44,563 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 -> 6f398e5c028a6332b27f2b763356ca26710dc811 [2019-11-27 16:00:45,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:45,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:45,083 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:45,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:45,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:45,088 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-27 16:00:45,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5def995e2/f4456e5b3343444e82527677f00f6dc8/FLAGb1d701500 [2019-11-27 16:00:46,249 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:46,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label55.c [2019-11-27 16:00:46,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5def995e2/f4456e5b3343444e82527677f00f6dc8/FLAGb1d701500 [2019-11-27 16:00:46,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5def995e2/f4456e5b3343444e82527677f00f6dc8 [2019-11-27 16:00:46,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:46,740 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:46,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:46,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:46,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:46,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:46" (1/1) ... [2019-11-27 16:00:46,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:46, skipping insertion in model container [2019-11-27 16:00:46,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:46" (1/1) ... [2019-11-27 16:00:46,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:46,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:48,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:48,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:49,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:49,610 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:49,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49 WrapperNode [2019-11-27 16:00:49,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:49,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,614 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:49,614 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:49,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:49,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:49,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:49,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:49,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:49,957 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:49" (1/1) ... [2019-11-27 16:00:50,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:50,234 INFO L168 Benchmark]: Toolchain (without parser) took 3490.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.3 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,234 INFO L168 Benchmark]: CDTParser took 0.26 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 16:00:50,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2863.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,238 INFO L168 Benchmark]: Boogie Procedure Inliner took 280.91 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,241 INFO L168 Benchmark]: Boogie Preprocessor took 334.41 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:50,250 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 2863.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 280.91 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.41 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...