./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:58,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:58,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:58,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:58,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:58,291 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:58,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:58,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:58,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:58,306 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:58,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:58,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:58,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:58,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:58,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:58,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:58,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:58,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:58,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:58,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:58,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:58,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:58,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:58,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:58,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:58,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:58,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:58,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:58,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:58,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:58,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:58,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:58,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:58,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:58,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:58,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:58,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:58,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:58,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:58,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:58,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:58,437 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:58,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:58,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:58,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:58,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:58,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:58,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:58,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:58,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:58,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:58,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:58,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:58,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:58,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:58,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:58,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:58,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:58,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:58,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:58,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:58,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:58,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:58,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:58,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:58,454 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-26 16:48:58,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,024 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,027 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-26 16:48:59,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ccc26d4/9f97addf0b4c4ba8bf26e450d94013b0/FLAG7d8b773b6 [2019-11-26 16:49:00,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:00,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-26 16:49:00,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ccc26d4/9f97addf0b4c4ba8bf26e450d94013b0/FLAG7d8b773b6 [2019-11-26 16:49:00,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6ccc26d4/9f97addf0b4c4ba8bf26e450d94013b0 [2019-11-26 16:49:00,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:00,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:00,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:00,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:00,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:00,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:00" (1/1) ... [2019-11-26 16:49:00,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:00, skipping insertion in model container [2019-11-26 16:49:00,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:00" (1/1) ... [2019-11-26 16:49:00,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:02,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:02,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:03,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:03,483 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:03,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03 WrapperNode [2019-11-26 16:49:03,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:03,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:03,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:03,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:03,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:03,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:03,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:03,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:03,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:03,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:03,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:03,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:03,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:03,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:04,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:04,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:04,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:03" (1/1) ... [2019-11-26 16:49:04,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,352 INFO L168 Benchmark]: Toolchain (without parser) took 3496.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 857.5 MB in the end (delta: 96.9 MB). Peak memory consumption was 97.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,353 INFO L168 Benchmark]: CDTParser took 1.34 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. [2019-11-26 16:49:04,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2632.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 914.8 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 432.12 ms. Allocated memory is still 1.0 GB. Free memory was 914.8 MB in the beginning and 874.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,362 INFO L168 Benchmark]: Boogie Preprocessor took 423.20 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,374 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 2632.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.4 MB in the beginning and 914.8 MB in the end (delta: 39.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 432.12 ms. Allocated memory is still 1.0 GB. Free memory was 914.8 MB in the beginning and 874.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 423.20 ms. Allocated memory is still 1.0 GB. Free memory was 874.7 MB in the beginning and 857.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:49:08,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:08,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:08,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:08,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:08,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:08,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:08,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:08,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:08,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:08,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:08,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:08,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:08,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:08,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:08,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:08,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:08,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:08,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:08,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:08,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:08,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:08,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:08,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:08,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:08,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:08,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:08,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:08,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:08,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:08,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:08,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:08,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:08,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:08,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:08,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:08,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:08,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:08,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:08,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:08,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:08,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:08,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:08,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:08,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:08,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:08,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:08,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:08,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:08,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:08,599 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:08,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:08,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:08,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:08,601 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:08,601 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:08,602 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:08,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:08,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:08,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:08,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:08,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:08,607 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:08,607 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:08,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:08,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:08,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:08,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:08,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:08,611 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:08,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:08,612 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:08,613 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-26 16:49:09,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:09,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:09,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:09,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:09,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:09,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-26 16:49:09,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887285156/86e40ed65c3247ff83e8f715f458f828/FLAG61e767025 [2019-11-26 16:49:10,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:10,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-26 16:49:10,833 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887285156/86e40ed65c3247ff83e8f715f458f828/FLAG61e767025 [2019-11-26 16:49:10,875 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/887285156/86e40ed65c3247ff83e8f715f458f828 [2019-11-26 16:49:10,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:10,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:10,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:10,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:10,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:10,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:10,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:10, skipping insertion in model container [2019-11-26 16:49:10,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:10" (1/1) ... [2019-11-26 16:49:10,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:11,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:13,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:13,216 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:13,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:14,029 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:14,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14 WrapperNode [2019-11-26 16:49:14,033 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:14,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:14,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:14,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:14,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:14,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:14,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:14,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:14,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:14,614 INFO L168 Benchmark]: Toolchain (without parser) took 3721.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,615 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 16:49:14,620 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3140.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.92 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,626 INFO L168 Benchmark]: Boogie Preprocessor took 271.25 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:14,636 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3140.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.92 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 271.25 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...