./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem06_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 c7529e30a41438c70cecb88ee0b90f16f00c1b24 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_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 c7529e30a41438c70cecb88ee0b90f16f00c1b24 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:29:16,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:16,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:16,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:16,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:16,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:16,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:16,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:16,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:16,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:16,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:16,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:16,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:16,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:16,297 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:16,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:16,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:16,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:16,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:16,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:16,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:16,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:16,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:16,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:16,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:16,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:16,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:16,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:16,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:16,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:16,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:16,379 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:16,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:16,381 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:16,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:16,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:16,389 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:16,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:16,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:16,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:16,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:16,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:16,451 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:16,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:16,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:16,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:16,460 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:16,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:16,462 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:16,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:16,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:16,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:16,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:16,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:16,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:16,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:16,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:16,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:16,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:16,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:16,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:16,476 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:16,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:16,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:16,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:16,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:16,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:16,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:16,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:16,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:16,482 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 -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-25 22:29:17,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:17,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:17,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:17,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:17,204 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:17,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-25 22:29:17,391 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ac433c5/36b4f76e036042b6b4e9163225134853/FLAG472b9cf42 [2019-11-25 22:29:19,337 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:19,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-25 22:29:19,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ac433c5/36b4f76e036042b6b4e9163225134853/FLAG472b9cf42 [2019-11-25 22:29:19,474 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ac433c5/36b4f76e036042b6b4e9163225134853 [2019-11-25 22:29:19,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:19,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:19,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:19,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:19,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:19,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:19,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:19, skipping insertion in model container [2019-11-25 22:29:19,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:19" (1/1) ... [2019-11-25 22:29:19,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:20,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:24,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:24,326 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:26,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:26,880 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:26,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26 WrapperNode [2019-11-25 22:29:26,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:26,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:26,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:26,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:26,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:27,039 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:27,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:27,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:27,605 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:27,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:27,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:27,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:27,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:27,739 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:28,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:28,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:28,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:26" (1/1) ... [2019-11-25 22:29:28,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:28,343 INFO L168 Benchmark]: Toolchain (without parser) took 8848.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 783.2 MB in the end (delta: 149.8 MB). Peak memory consumption was 149.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,344 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:29:28,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7391.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,348 INFO L168 Benchmark]: Boogie Procedure Inliner took 719.81 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 833.6 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,351 INFO L168 Benchmark]: Boogie Preprocessor took 725.82 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 783.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:28,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 7391.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 906.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 273.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 719.81 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 833.6 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 725.82 ms. Allocated memory is still 1.0 GB. Free memory was 833.6 MB in the beginning and 783.2 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 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 0.1.24-65d6cd2 [2019-11-25 22:29:32,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:32,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:32,527 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:32,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:32,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:32,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:32,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:32,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:32,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:32,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:32,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:32,578 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:32,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:32,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:32,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:32,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:32,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:32,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:32,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:32,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:32,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:32,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:32,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:32,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:32,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:32,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:32,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:32,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:32,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:32,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:32,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:32,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:32,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:32,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:32,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:32,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:32,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:32,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:32,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:32,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:32,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:29:32,749 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:32,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:32,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:32,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:32,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:32,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:32,758 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:32,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:32,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:32,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:32,763 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:32,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:32,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:29:32,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:29:32,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:32,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:32,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:32,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:32,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:32,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:32,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:32,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:32,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:32,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:32,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:32,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:32,774 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:29:32,774 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:29:32,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:32,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:29:32,779 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 -> c7529e30a41438c70cecb88ee0b90f16f00c1b24 [2019-11-25 22:29:33,390 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:33,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:33,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:33,434 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:33,436 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:33,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-25 22:29:33,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798960a9f/401b0556aabe469bacb22bc08004fd69/FLAGaa214210e [2019-11-25 22:29:35,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:35,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label03.c [2019-11-25 22:29:36,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798960a9f/401b0556aabe469bacb22bc08004fd69/FLAGaa214210e [2019-11-25 22:29:36,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/798960a9f/401b0556aabe469bacb22bc08004fd69 [2019-11-25 22:29:36,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:36,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:36,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:36,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:36,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:36,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:36" (1/1) ... [2019-11-25 22:29:36,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:36, skipping insertion in model container [2019-11-25 22:29:36,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:36" (1/1) ... [2019-11-25 22:29:36,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:36,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:41,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:41,188 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:29:44,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:44,174 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:29:44,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44 WrapperNode [2019-11-25 22:29:44,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:44,179 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:44,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:29:44,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:29:44,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:44,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:44,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:29:44,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:29:44,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:29:44,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:29:44,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:44,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:44,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:44,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:45,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:45,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:45,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:44" (1/1) ... [2019-11-25 22:29:45,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:29:45,632 INFO L168 Benchmark]: Toolchain (without parser) took 9573.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.9 MB in the end (delta: 179.9 MB). Peak memory consumption was 180.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:45,633 INFO L168 Benchmark]: CDTParser took 0.56 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. [2019-11-25 22:29:45,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8121.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.8 MB in the end (delta: 50.9 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:45,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 648.64 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 805.7 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:45,642 INFO L168 Benchmark]: Boogie Preprocessor took 795.63 ms. Allocated memory is still 1.0 GB. Free memory was 805.7 MB in the beginning and 758.9 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:29:45,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 8121.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 887.8 MB in the end (delta: 50.9 MB). Peak memory consumption was 275.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 648.64 ms. Allocated memory is still 1.0 GB. Free memory was 887.8 MB in the beginning and 805.7 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 795.63 ms. Allocated memory is still 1.0 GB. Free memory was 805.7 MB in the beginning and 758.9 MB in the end (delta: 46.8 MB). Peak memory consumption was 46.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...