./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label03.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/Problem10_label03.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 ed79a69112fb3d1d928a586c813100a391292fcd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label03.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 ed79a69112fb3d1d928a586c813100a391292fcd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:53:43,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:43,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:43,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:43,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:43,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:43,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:43,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:43,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:43,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:43,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:43,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:43,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:43,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:43,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:43,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:43,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:43,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:43,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:43,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:43,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:43,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:43,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:43,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:43,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:43,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:43,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:43,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:43,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:43,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:43,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:43,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:43,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:43,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:43,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:43,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:43,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:43,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:43,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:43,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:43,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:43,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:53:43,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:43,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:43,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:43,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:43,311 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:43,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:43,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:43,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:53:43,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:43,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:43,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:43,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:43,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:43,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:43,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:43,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:43,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:43,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:43,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:43,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:43,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:43,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:43,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:43,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:43,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:43,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:53:43,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:53:43,325 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:43,325 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 -> ed79a69112fb3d1d928a586c813100a391292fcd [2019-11-27 15:53:43,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:43,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:43,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:43,948 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:43,949 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:43,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label03.c [2019-11-27 15:53:44,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810c4af5b/1f3c7049ecf444f7a37d3b9d6f84cde4/FLAGf487b66d9 [2019-11-27 15:53:45,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:45,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label03.c [2019-11-27 15:53:45,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810c4af5b/1f3c7049ecf444f7a37d3b9d6f84cde4/FLAGf487b66d9 [2019-11-27 15:53:45,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/810c4af5b/1f3c7049ecf444f7a37d3b9d6f84cde4 [2019-11-27 15:53:45,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:45,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:45,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:45,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:45,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:45,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:45" (1/1) ... [2019-11-27 15:53:45,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730116ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:45, skipping insertion in model container [2019-11-27 15:53:45,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:45" (1/1) ... [2019-11-27 15:53:45,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:45,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:46,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:46,786 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:47,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:47,204 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:47,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47 WrapperNode [2019-11-27 15:53:47,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:47,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:47,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:47,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:47,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:47,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:47,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:47,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:47,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:47" (1/1) ... [2019-11-27 15:53:47,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:47,774 INFO L168 Benchmark]: Toolchain (without parser) took 2250.82 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 950.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:47,776 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:53:47,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1683.31 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 962.1 MB in the end (delta: -369.8 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:47,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:47,788 INFO L168 Benchmark]: Boogie Preprocessor took 261.85 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:47,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1683.31 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 962.1 MB in the end (delta: -369.8 kB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 261.85 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:53:52,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:52,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:52,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:52,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:52,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:52,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:52,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:52,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:52,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:52,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:52,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:52,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:52,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:52,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:52,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:52,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:52,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:52,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:52,761 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:52,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:52,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:52,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:52,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:52,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:52,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:52,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:52,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:52,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:52,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:52,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:52,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:52,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:52,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:52,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:52,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:52,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:52,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:52,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:52,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:52,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:52,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:53:52,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:52,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:52,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:52,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:52,903 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:52,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:52,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:52,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:52,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:52,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:52,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:52,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:52,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:53:52,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:53:52,913 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:52,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:52,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:52,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:52,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:52,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:52,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:52,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:52,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:52,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:52,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:52,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:52,920 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:53:52,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:53:52,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:52,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:53:52,925 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 -> ed79a69112fb3d1d928a586c813100a391292fcd [2019-11-27 15:53:53,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:53,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:53,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:53,692 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:53,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:53,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label03.c [2019-11-27 15:53:53,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5424cc163/45ae59f61f164bab9471af09e0144442/FLAG718e02b50 [2019-11-27 15:53:55,344 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:55,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label03.c [2019-11-27 15:53:55,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5424cc163/45ae59f61f164bab9471af09e0144442/FLAG718e02b50 [2019-11-27 15:53:55,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5424cc163/45ae59f61f164bab9471af09e0144442 [2019-11-27 15:53:55,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:55,440 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:55,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:55,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:55,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:55,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:55" (1/1) ... [2019-11-27 15:53:55,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:55, skipping insertion in model container [2019-11-27 15:53:55,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:55" (1/1) ... [2019-11-27 15:53:55,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:55,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:56,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:56,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:57,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:57,210 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:57,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57 WrapperNode [2019-11-27 15:53:57,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:57,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:57,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:57,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:57,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:57,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:57,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:57,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:57,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:57" (1/1) ... [2019-11-27 15:53:57,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:57,642 INFO L168 Benchmark]: Toolchain (without parser) took 2197.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.1 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:57,645 INFO L168 Benchmark]: CDTParser took 2.35 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 15:53:57,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 898.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:57,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:57,650 INFO L168 Benchmark]: Boogie Preprocessor took 206.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:57,661 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.35 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 1781.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.5 MB in the end (delta: 898.6 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.90 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...