./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label33.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/Problem12_label33.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 fa8896e7aa147b911ceb3d429f71b1702d9b3938 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label33.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 fa8896e7aa147b911ceb3d429f71b1702d9b3938 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:41,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:41,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:41,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:41,080 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:41,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:41,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:41,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:41,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:41,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:41,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:41,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:41,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:41,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:41,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:41,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:41,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:41,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:41,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:41,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:41,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:41,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:41,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:41,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:41,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:41,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:41,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:41,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:41,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:41,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:41,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:41,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:41,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:41,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:41,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:41,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:41,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:41,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:41,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:41,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:41,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:41,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:41,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:41,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:41,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:41,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:41,263 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:41,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:41,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:41,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:41,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:41,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:41,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:41,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:41,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:41,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:41,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:41,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:41,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:41,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:41,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:41,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:41,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:41,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:41,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:41,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:41,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:41,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:41,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:41,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:41,278 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 -> fa8896e7aa147b911ceb3d429f71b1702d9b3938 [2019-11-27 15:55:41,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:41,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:41,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:41,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:41,875 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:41,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-27 15:55:42,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1908ca9/721bcb88837c4991b3098f916904ecc8/FLAG53296e8a4 [2019-11-27 15:55:43,780 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:43,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-27 15:55:43,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1908ca9/721bcb88837c4991b3098f916904ecc8/FLAG53296e8a4 [2019-11-27 15:55:43,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a1908ca9/721bcb88837c4991b3098f916904ecc8 [2019-11-27 15:55:43,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:43,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:43,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:43,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:43,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:43,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:43, skipping insertion in model container [2019-11-27 15:55:43,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:43" (1/1) ... [2019-11-27 15:55:43,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:44,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:47,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:47,060 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:48,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:48,456 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:48,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48 WrapperNode [2019-11-27 15:55:48,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:48,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:48,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:48,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:48,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:48,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:49,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:49,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:49,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:49,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:49,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:48" (1/1) ... [2019-11-27 15:55:50,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:50,616 INFO L168 Benchmark]: Toolchain (without parser) took 6715.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 910.9 MB in the end (delta: 39.3 MB). Peak memory consumption was 318.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,617 INFO L168 Benchmark]: CDTParser took 0.33 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 15:55:50,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4560.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 806.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,627 INFO L168 Benchmark]: Boogie Preprocessor took 1336.33 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 910.9 MB in the end (delta: -159.0 MB). Peak memory consumption was 120.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:50,638 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 4560.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.7 MB in the end (delta: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 806.45 ms. Allocated memory is still 1.0 GB. Free memory was 820.7 MB in the beginning and 751.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1336.33 ms. Allocated memory is still 1.0 GB. Free memory was 751.9 MB in the beginning and 910.9 MB in the end (delta: -159.0 MB). Peak memory consumption was 120.5 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 0.1.24-509859d [2019-11-27 15:55:54,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:54,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:54,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:54,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:54,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:54,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:54,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:54,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:54,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:54,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:54,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:54,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:54,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:54,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:54,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:54,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:54,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:54,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:54,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:54,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:54,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:54,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:54,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:54,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:54,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:54,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:54,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:54,605 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:54,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:54,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:54,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:54,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:54,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:54,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:54,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:54,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:54,623 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:54,623 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:54,624 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:54,627 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:54,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:54,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:54,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:54,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:54,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:54,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:54,677 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:54,677 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:54,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:54,678 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:54,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:54,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:54,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:54,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:54,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:54,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:54,685 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:54,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:54,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:54,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:54,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:54,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:54,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:54,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:54,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:54,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:54,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:54,690 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:54,691 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:54,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:54,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:54,695 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 -> fa8896e7aa147b911ceb3d429f71b1702d9b3938 [2019-11-27 15:55:55,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:55,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:55,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:55,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:55,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:55,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-27 15:55:55,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7ddec20a/757499647524481dbfae2252d947bb4d/FLAGf1c2c6437 [2019-11-27 15:55:57,148 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:57,150 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label33.c [2019-11-27 15:55:57,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7ddec20a/757499647524481dbfae2252d947bb4d/FLAGf1c2c6437 [2019-11-27 15:55:57,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7ddec20a/757499647524481dbfae2252d947bb4d [2019-11-27 15:55:57,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:57,287 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:57,289 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:57,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:57,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:57,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,308 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 27.11 03:55:57, skipping insertion in model container [2019-11-27 15:55:57,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:57" (1/1) ... [2019-11-27 15:55:57,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:57,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:00,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:00,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:02,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:02,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:02,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02 WrapperNode [2019-11-27 15:56:02,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:02,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:02,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:02,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:02,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:02,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:03,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:03,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:03,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:03,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,204 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:02" (1/1) ... [2019-11-27 15:56:03,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:03,906 INFO L168 Benchmark]: Toolchain (without parser) took 6616.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 943.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 285.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,907 INFO L168 Benchmark]: CDTParser took 1.83 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 15:56:03,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5326.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 498.19 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,916 INFO L168 Benchmark]: Boogie Preprocessor took 779.20 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.7 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 5326.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 769.3 MB in the end (delta: 181.0 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 498.19 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 779.20 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 943.7 MB in the end (delta: -208.8 MB). Peak memory consumption was 70.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...