./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem05_label52.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 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:42:49,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:42:49,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:42:49,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:42:49,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:42:49,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:42:49,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:42:49,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:42:49,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:42:49,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:42:49,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:42:49,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:42:49,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:42:49,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:42:49,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:42:49,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:42:49,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:42:49,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:42:49,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:42:49,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:42:49,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:42:49,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:42:49,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:42:49,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:42:49,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:42:49,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:42:49,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:42:49,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:42:49,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:42:49,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:42:49,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:42:49,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:42:49,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:42:49,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:42:49,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:42:49,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:42:49,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:42:49,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:42:49,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:42:49,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:42:49,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:42:49,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:42:49,459 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:42:49,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:42:49,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:42:49,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:42:49,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:42:49,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:42:49,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:42:49,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:42:49,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:42:49,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:42:49,473 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:42:49,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:42:49,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:42:49,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:42:49,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:42:49,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:42:49,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:42:49,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:42:49,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:42:49,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:42:49,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:42:49,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:42:49,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:42:49,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:42:49,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:42:49,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:42:49,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:42:49,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:42:49,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:42:49,487 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-24 20:42:50,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:42:50,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:42:50,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:42:50,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:42:50,063 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:42:50,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-24 20:42:50,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00fddaeb7/8e7abc8ec4314582948da9fb67dc2d29/FLAG00b8bb7f4 [2019-11-24 20:42:52,186 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:42:52,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-24 20:42:52,298 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00fddaeb7/8e7abc8ec4314582948da9fb67dc2d29/FLAG00b8bb7f4 [2019-11-24 20:42:52,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00fddaeb7/8e7abc8ec4314582948da9fb67dc2d29 [2019-11-24 20:42:52,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:42:52,350 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:42:52,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:42:52,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:42:52,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:42:52,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:52" (1/1) ... [2019-11-24 20:42:52,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:42:52, skipping insertion in model container [2019-11-24 20:42:52,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:42:52" (1/1) ... [2019-11-24 20:42:52,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:42:53,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:42:58,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:42:58,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:01,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:01,721 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:01,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01 WrapperNode [2019-11-24 20:43:01,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:01,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:01,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:01,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:01,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:01,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:02,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:02,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:02,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:02,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:02,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:01" (1/1) ... [2019-11-24 20:43:03,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:03,686 INFO L168 Benchmark]: Toolchain (without parser) took 11330.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 735.7 MB in the end (delta: 197.2 MB). Peak memory consumption was 197.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,687 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 20:43:03,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9368.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 871.2 MB in the end (delta: 61.7 MB). Peak memory consumption was 270.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,695 INFO L168 Benchmark]: Boogie Procedure Inliner took 886.94 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 791.0 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,698 INFO L168 Benchmark]: Boogie Preprocessor took 1063.00 ms. Allocated memory is still 1.0 GB. Free memory was 791.0 MB in the beginning and 735.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:03,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 9368.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 871.2 MB in the end (delta: 61.7 MB). Peak memory consumption was 270.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 886.94 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 791.0 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1063.00 ms. Allocated memory is still 1.0 GB. Free memory was 791.0 MB in the beginning and 735.7 MB in the end (delta: 55.3 MB). Peak memory consumption was 55.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:43:07,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:07,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:07,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:07,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:07,745 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:07,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:07,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:07,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:07,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:07,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:07,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:07,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:07,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:07,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:07,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:07,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:07,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:07,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:07,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:07,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:07,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:07,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:07,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:07,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:07,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:07,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:07,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:07,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:07,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:07,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:07,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:07,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:07,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:07,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:07,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:07,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:07,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:07,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:07,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:07,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:07,885 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:07,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:07,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:07,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:07,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:07,931 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:07,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:07,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:07,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:07,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:07,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:07,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:07,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:07,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:07,939 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:07,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:07,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:07,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:07,941 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:07,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:07,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:07,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:07,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:07,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:07,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:07,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:07,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:07,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:07,949 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:07,949 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:07,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:07,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:07,951 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 -> 07a1dcd9a02b519a7bc21b475e11b1871a9e75dc [2019-11-24 20:43:08,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:08,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:08,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:08,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:08,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:08,559 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-24 20:43:08,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ca4cdaa/3d5bab3b01b9470e82dcdf7be4f7e8f2/FLAG1283a1751 [2019-11-24 20:43:10,673 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:10,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label52.c [2019-11-24 20:43:10,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ca4cdaa/3d5bab3b01b9470e82dcdf7be4f7e8f2/FLAG1283a1751 [2019-11-24 20:43:10,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ca4cdaa/3d5bab3b01b9470e82dcdf7be4f7e8f2 [2019-11-24 20:43:10,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:10,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:10,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:10,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:10,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:10,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:10" (1/1) ... [2019-11-24 20:43:10,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:10, skipping insertion in model container [2019-11-24 20:43:10,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:10" (1/1) ... [2019-11-24 20:43:10,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:11,510 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:16,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:16,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:20,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:20,170 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:20,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20 WrapperNode [2019-11-24 20:43:20,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:20,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:20,184 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:20,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:20,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:20,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:21,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:21,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:21,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:21,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:20" (1/1) ... [2019-11-24 20:43:21,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:22,008 INFO L168 Benchmark]: Toolchain (without parser) took 11128.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.1 MB in the end (delta: 216.8 MB). Peak memory consumption was 216.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,010 INFO L168 Benchmark]: CDTParser took 2.43 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. [2019-11-24 20:43:22,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9293.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.5 MB in the end (delta: 77.5 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 892.69 ms. Allocated memory is still 1.0 GB. Free memory was 855.5 MB in the beginning and 779.5 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,021 INFO L168 Benchmark]: Boogie Preprocessor took 931.82 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 716.1 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:22,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 9293.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 855.5 MB in the end (delta: 77.5 MB). Peak memory consumption was 268.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 892.69 ms. Allocated memory is still 1.0 GB. Free memory was 855.5 MB in the beginning and 779.5 MB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 931.82 ms. Allocated memory is still 1.0 GB. Free memory was 779.5 MB in the beginning and 716.1 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...