./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label52.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7fe960f102f13a0736a93d3696b74083efee19f5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label52.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7fe960f102f13a0736a93d3696b74083efee19f5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:47:02,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:02,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:02,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:02,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:02,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:02,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:02,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:02,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:02,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:02,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:02,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:02,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:02,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:02,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:02,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:02,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:02,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:02,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:02,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:02,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:02,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:02,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:02,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:02,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:02,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:02,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:02,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:02,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:02,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:02,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:02,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:02,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:02,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:02,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:02,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:02,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:02,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:02,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:02,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:02,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:02,649 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:47:02,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:02,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:02,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:02,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:02,698 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:02,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:02,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:02,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:47:02,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:02,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:02,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:02,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:02,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:02,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:02,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:02,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:02,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:02,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:02,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:02,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:02,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:02,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:02,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:02,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:02,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:02,714 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:47:02,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:47:02,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:02,715 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-27 15:47:03,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:03,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:03,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:03,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:03,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:03,279 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 15:47:03,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8bd41b4/8330e1fbe1ea4127960b53b826c49d86/FLAG25ded228f [2019-11-27 15:47:05,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:05,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 15:47:05,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8bd41b4/8330e1fbe1ea4127960b53b826c49d86/FLAG25ded228f [2019-11-27 15:47:05,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8bd41b4/8330e1fbe1ea4127960b53b826c49d86 [2019-11-27 15:47:05,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:05,600 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:05,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:05,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:05,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:05,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:05" (1/1) ... [2019-11-27 15:47:05,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c68b475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:05, skipping insertion in model container [2019-11-27 15:47:05,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:05" (1/1) ... [2019-11-27 15:47:05,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:06,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:10,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:10,685 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:13,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:13,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:13,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13 WrapperNode [2019-11-27 15:47:13,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:13,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:13,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:13,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:13,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:14,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:14,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:14,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:14,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:14,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:15,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:15,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:13" (1/1) ... [2019-11-27 15:47:15,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:15,328 INFO L168 Benchmark]: Toolchain (without parser) took 9723.19 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 776.7 MB in the end (delta: 156.3 MB). Peak memory consumption was 156.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:15,329 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:47:15,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8264.10 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 901.2 MB in the end (delta: 31.8 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:15,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 683.28 ms. Allocated memory is still 1.0 GB. Free memory was 901.2 MB in the beginning and 827.6 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:15,340 INFO L168 Benchmark]: Boogie Preprocessor took 766.73 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 776.7 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:15,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 8264.10 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 901.2 MB in the end (delta: 31.8 MB). Peak memory consumption was 273.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 683.28 ms. Allocated memory is still 1.0 GB. Free memory was 901.2 MB in the beginning and 827.6 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 766.73 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 776.7 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 0.1.24-509859d [2019-11-27 15:47:19,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:47:19,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:47:19,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:47:19,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:47:19,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:47:19,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:47:19,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:47:19,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:47:19,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:47:19,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:47:19,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:47:19,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:47:19,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:47:19,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:47:19,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:47:19,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:47:19,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:47:19,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:47:19,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:47:19,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:47:19,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:47:19,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:47:19,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:47:19,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:47:19,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:47:19,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:47:19,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:47:19,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:47:19,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:47:19,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:47:19,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:47:19,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:47:19,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:47:19,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:47:19,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:47:19,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:47:19,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:47:19,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:47:19,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:47:19,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:47:19,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:47:19,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:47:19,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:47:19,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:47:19,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:47:19,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:47:19,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:47:19,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:47:19,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:47:19,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:47:19,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:47:19,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:47:19,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:47:19,542 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:47:19,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:47:19,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:47:19,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:47:19,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:47:19,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:47:19,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:47:19,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:47:19,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:47:19,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:47:19,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:47:19,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:47:19,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:47:19,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:47:19,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:47:19,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:47:19,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:47:19,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:47:19,555 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 -> 7fe960f102f13a0736a93d3696b74083efee19f5 [2019-11-27 15:47:20,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:47:20,217 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:47:20,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:47:20,228 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:47:20,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:47:20,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 15:47:20,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6d6c537/271221a284cf4085b338eee0280c4bc6/FLAGe8fe254b2 [2019-11-27 15:47:22,595 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:47:22,596 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label52.c [2019-11-27 15:47:22,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6d6c537/271221a284cf4085b338eee0280c4bc6/FLAGe8fe254b2 [2019-11-27 15:47:22,778 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab6d6c537/271221a284cf4085b338eee0280c4bc6 [2019-11-27 15:47:22,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:47:22,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:47:22,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:22,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:47:22,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:47:22,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:22" (1/1) ... [2019-11-27 15:47:22,824 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 27.11 03:47:22, skipping insertion in model container [2019-11-27 15:47:22,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:47:22" (1/1) ... [2019-11-27 15:47:22,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:47:23,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:47:28,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:28,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:47:30,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:47:30,765 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:47:30,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30 WrapperNode [2019-11-27 15:47:30,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:47:30,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:30,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:47:30,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:47:30,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:30,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:31,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:47:31,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:47:31,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:47:31,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:47:31,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:31,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:31,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:31,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:31,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:32,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:32,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:47:30" (1/1) ... [2019-11-27 15:47:32,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:47:32,304 INFO L168 Benchmark]: Toolchain (without parser) took 9506.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 764.4 MB in the end (delta: 168.7 MB). Peak memory consumption was 168.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:32,305 INFO L168 Benchmark]: CDTParser took 2.81 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:47:32,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7972.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 893.3 MB in the end (delta: 39.7 MB). Peak memory consumption was 270.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:32,308 INFO L168 Benchmark]: Boogie Procedure Inliner took 773.07 ms. Allocated memory is still 1.0 GB. Free memory was 893.3 MB in the beginning and 817.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:32,312 INFO L168 Benchmark]: Boogie Preprocessor took 749.56 ms. Allocated memory is still 1.0 GB. Free memory was 817.6 MB in the beginning and 764.4 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:47:32,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 7972.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 893.3 MB in the end (delta: 39.7 MB). Peak memory consumption was 270.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 773.07 ms. Allocated memory is still 1.0 GB. Free memory was 893.3 MB in the beginning and 817.6 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 749.56 ms. Allocated memory is still 1.0 GB. Free memory was 817.6 MB in the beginning and 764.4 MB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...