./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label47.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/Problem06_label47.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 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label47.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 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:58,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:58,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:58,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:58,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:58,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:58,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:58,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:58,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:58,434 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:58,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:58,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:58,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:58,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:58,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:58,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:58,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:58,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:58,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:58,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:58,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:58,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:58,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:58,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:58,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:58,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:58,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:58,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:58,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:58,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:58,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:58,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:58,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:58,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:58,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:58,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:58,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:58,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:58,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:58,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:58,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:58,521 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:58,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:58,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:58,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:58,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:58,586 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:58,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:58,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:58,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:58,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:58,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:58,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:58,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:58,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:58,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:58,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:58,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:58,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:58,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:58,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:58,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:58,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:58,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:58,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:58,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:58,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:58,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:58,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:58,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:58,601 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 -> 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a [2019-11-26 16:37:59,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:59,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:59,146 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:59,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:59,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:59,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-26 16:37:59,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71c58da60/8e0343984ed94584adda27297ad7cb28/FLAG16f434e49 [2019-11-26 16:38:01,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:01,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-26 16:38:01,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71c58da60/8e0343984ed94584adda27297ad7cb28/FLAG16f434e49 [2019-11-26 16:38:01,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71c58da60/8e0343984ed94584adda27297ad7cb28 [2019-11-26 16:38:01,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:01,355 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:01,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:01,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:01,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:01,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:01,380 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 26.11 04:38:01, skipping insertion in model container [2019-11-26 16:38:01,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:01" (1/1) ... [2019-11-26 16:38:01,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:01,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:06,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:06,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:08,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:08,719 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:08,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08 WrapperNode [2019-11-26 16:38:08,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:08,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:08,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:08,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:08,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:08,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:09,497 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:09,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:09,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:09,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:09,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:09,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:09,635 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:09,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:10,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:10,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:10,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:08" (1/1) ... [2019-11-26 16:38:10,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:10,356 INFO L168 Benchmark]: Toolchain (without parser) took 9000.80 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 782.6 MB in the end (delta: 150.4 MB). Peak memory consumption was 150.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:10,357 INFO L168 Benchmark]: CDTParser took 1.46 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 16:38:10,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7366.83 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: 26.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:10,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 772.52 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 836.4 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:10,367 INFO L168 Benchmark]: Boogie Preprocessor took 847.10 ms. Allocated memory is still 1.0 GB. Free memory was 836.4 MB in the beginning and 782.6 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:10,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 7366.83 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: 26.6 MB). Peak memory consumption was 273.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 772.52 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 836.4 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 847.10 ms. Allocated memory is still 1.0 GB. Free memory was 836.4 MB in the beginning and 782.6 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 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 16:38:14,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:38:14,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:38:14,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:38:14,315 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:38:14,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:38:14,322 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:38:14,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:38:14,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:38:14,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:38:14,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:38:14,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:38:14,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:38:14,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:38:14,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:38:14,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:38:14,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:38:14,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:38:14,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:38:14,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:38:14,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:38:14,399 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:38:14,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:38:14,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:38:14,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:38:14,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:38:14,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:38:14,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:38:14,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:38:14,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:38:14,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:38:14,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:38:14,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:38:14,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:38:14,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:38:14,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:38:14,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:38:14,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:38:14,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:38:14,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:38:14,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:38:14,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:38:14,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:38:14,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:38:14,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:38:14,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:38:14,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:38:14,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:38:14,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:38:14,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:38:14,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:38:14,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:38:14,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:38:14,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:38:14,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:38:14,513 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:38:14,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:38:14,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:38:14,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:38:14,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:38:14,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:38:14,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:38:14,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:38:14,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:38:14,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:38:14,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:38:14,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:38:14,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:38:14,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:38:14,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:38:14,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:38:14,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:38:14,526 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 -> 46f80074dd91822f5c1e8a3e2b6c1d6f6b06953a [2019-11-26 16:38:15,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:38:15,228 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:38:15,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:38:15,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:38:15,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:38:15,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-26 16:38:15,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4756f8788/48325cbe827b47618a1005237ff04776/FLAG2271f25bb [2019-11-26 16:38:17,455 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:38:17,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label47.c [2019-11-26 16:38:17,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4756f8788/48325cbe827b47618a1005237ff04776/FLAG2271f25bb [2019-11-26 16:38:18,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4756f8788/48325cbe827b47618a1005237ff04776 [2019-11-26 16:38:18,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:38:18,072 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:38:18,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:18,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:38:18,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:38:18,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:18,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666b495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:18, skipping insertion in model container [2019-11-26 16:38:18,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:38:18" (1/1) ... [2019-11-26 16:38:18,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:38:18,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:38:23,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:23,249 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:38:25,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:38:25,969 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:38:25,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25 WrapperNode [2019-11-26 16:38:25,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:38:25,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:25,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:38:25,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:38:25,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:26,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:26,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:38:26,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:38:26,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:38:26,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:38:26,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:26,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:26,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:26,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:27,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:27,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:27,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:38:25" (1/1) ... [2019-11-26 16:38:27,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:38:27,564 INFO L168 Benchmark]: Toolchain (without parser) took 9487.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 802.4 MB in the end (delta: 129.0 MB). Peak memory consumption was 129.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:27,565 INFO L168 Benchmark]: CDTParser took 0.36 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 16:38:27,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7893.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 925.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 277.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:27,571 INFO L168 Benchmark]: Boogie Procedure Inliner took 857.77 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 855.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:27,574 INFO L168 Benchmark]: Boogie Preprocessor took 724.37 ms. Allocated memory is still 1.0 GB. Free memory was 855.6 MB in the beginning and 802.4 MB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:38:27,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 7893.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.5 MB in the beginning and 925.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 277.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 857.77 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 855.6 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 724.37 ms. Allocated memory is still 1.0 GB. Free memory was 855.6 MB in the beginning and 802.4 MB in the end (delta: 53.2 MB). Peak memory consumption was 53.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...