./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label43.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 3bf2b56362177c20b854054410b4a33c229cd294 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label43.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 3bf2b56362177c20b854054410b4a33c229cd294 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:55,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:55,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:55,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:55,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:55,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:55,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:55,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:55,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:55,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:55,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:55,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:55,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:55,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:55,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:55,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:55,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:55,339 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:55,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:55,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:55,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:55,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:55,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:55,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:55,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:55,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:55,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:55,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:55,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:55,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:55,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:55,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:55,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:55,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:55,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:55,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:55,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:55,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:55,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:55,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:55,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:55,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:55,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:55,467 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:55,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:55,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:55,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:55,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:55,474 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:55,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:55,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:55,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:55,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:55,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:55,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:55,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:55,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:55,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:55,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:55,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:55,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:55,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:55,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:55,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:55,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:55,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:55,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:55,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:55,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:55,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:55,488 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 -> 3bf2b56362177c20b854054410b4a33c229cd294 [2019-11-27 09:22:56,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:56,038 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:56,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:56,051 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:56,054 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:56,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-27 09:22:56,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e484537e/a7cd9265168446ca98a8e9e97c56b544/FLAG7bb470b89 [2019-11-27 09:22:57,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:57,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-27 09:22:57,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e484537e/a7cd9265168446ca98a8e9e97c56b544/FLAG7bb470b89 [2019-11-27 09:22:58,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e484537e/a7cd9265168446ca98a8e9e97c56b544 [2019-11-27 09:22:58,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:58,382 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:58,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:58,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:58,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:58,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:58" (1/1) ... [2019-11-27 09:22:58,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:58, skipping insertion in model container [2019-11-27 09:22:58,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:58" (1/1) ... [2019-11-27 09:22:58,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:58,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:01,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:02,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:03,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:03,573 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:03,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03 WrapperNode [2019-11-27 09:23:03,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:03,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:03,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:03,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:03,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:03,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:04,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:04,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:04,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:04,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:03" (1/1) ... [2019-11-27 09:23:04,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:04,527 INFO L168 Benchmark]: Toolchain (without parser) took 6137.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 763.4 MB in the end (delta: 181.1 MB). Peak memory consumption was 181.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,528 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:04,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5194.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 514.05 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,539 INFO L168 Benchmark]: Boogie Preprocessor took 417.96 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:04,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 5194.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 833.5 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 514.05 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 793.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.96 ms. Allocated memory is still 1.0 GB. Free memory was 793.4 MB in the beginning and 763.4 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:08,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:08,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:08,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:08,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:08,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:08,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:08,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:08,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:08,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:08,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:08,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:08,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:08,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:08,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:08,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:08,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:08,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:08,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:08,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:08,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:08,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:08,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:08,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:08,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:08,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:08,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:08,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:08,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:08,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:08,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:08,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:08,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:08,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:08,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:08,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:08,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:08,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:08,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:08,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:08,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:08,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:08,559 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:08,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:08,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:08,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:08,571 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:08,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:08,572 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:08,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:08,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:08,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:08,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:08,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:08,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:08,578 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:08,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:08,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:08,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:08,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:08,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:08,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:08,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:08,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:08,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:08,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:08,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:08,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:08,587 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:08,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:08,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:08,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:08,591 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 -> 3bf2b56362177c20b854054410b4a33c229cd294 [2019-11-27 09:23:09,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:09,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:09,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:09,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:09,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:09,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-27 09:23:09,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae648b4ce/9cf0e86464eb44aba525752ae741f64a/FLAGa21e17c6f [2019-11-27 09:23:11,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:11,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label43.c [2019-11-27 09:23:11,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae648b4ce/9cf0e86464eb44aba525752ae741f64a/FLAGa21e17c6f [2019-11-27 09:23:11,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae648b4ce/9cf0e86464eb44aba525752ae741f64a [2019-11-27 09:23:11,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:11,716 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:11,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:11,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:11,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:11,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:11" (1/1) ... [2019-11-27 09:23:11,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65159f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:11, skipping insertion in model container [2019-11-27 09:23:11,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:11" (1/1) ... [2019-11-27 09:23:11,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:12,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:15,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:15,353 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:16,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:17,055 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:17,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17 WrapperNode [2019-11-27 09:23:17,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:17,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:17,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:17,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:17,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:17,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:17,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:17,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:17,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:17,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:17" (1/1) ... [2019-11-27 09:23:18,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:18,046 INFO L168 Benchmark]: Toolchain (without parser) took 6325.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 727.4 MB in the end (delta: 217.1 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:18,049 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:18,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5334.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:18,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 522.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 756.1 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:18,059 INFO L168 Benchmark]: Boogie Preprocessor took 457.89 ms. Allocated memory is still 1.0 GB. Free memory was 756.1 MB in the beginning and 727.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:18,069 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 5334.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 522.75 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 756.1 MB in the end (delta: 41.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 457.89 ms. Allocated memory is still 1.0 GB. Free memory was 756.1 MB in the beginning and 727.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...