./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label11.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 c38af084ab1ff080e67efd19fcc07a2053be62da .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label11.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 c38af084ab1ff080e67efd19fcc07a2053be62da ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:33:27,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:27,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:27,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:27,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:27,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:27,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:27,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:27,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:27,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:27,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:27,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:27,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:27,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:27,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:27,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:27,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:27,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:27,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:27,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:27,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:27,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:27,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:27,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:27,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:27,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:27,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:27,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:27,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:27,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:27,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:27,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:27,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:27,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:27,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:27,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:27,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:27,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:27,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:27,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:27,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:27,599 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:33:27,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:27,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:27,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:27,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:27,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:27,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:27,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:27,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:33:27,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:27,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:27,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:27,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:27,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:27,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:27,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:27,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:27,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:27,664 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:27,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:27,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:27,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:27,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:27,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:27,669 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:27,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:27,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:33:27,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:33:27,670 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:27,670 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 -> c38af084ab1ff080e67efd19fcc07a2053be62da [2019-11-27 09:33:28,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:28,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:28,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:28,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:28,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:28,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-27 09:33:28,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f269cd176/e801ebb8f15e408d9040ea9ddc8c41f8/FLAGfbdbf2c6c [2019-11-27 09:33:30,185 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:30,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-27 09:33:30,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f269cd176/e801ebb8f15e408d9040ea9ddc8c41f8/FLAGfbdbf2c6c [2019-11-27 09:33:30,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f269cd176/e801ebb8f15e408d9040ea9ddc8c41f8 [2019-11-27 09:33:30,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:30,324 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:30,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:30,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:30,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:30,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,350 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 27.11 09:33:30, skipping insertion in model container [2019-11-27 09:33:30,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:30" (1/1) ... [2019-11-27 09:33:30,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:30,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:33,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:33,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:34,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:34,994 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:34,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34 WrapperNode [2019-11-27 09:33:34,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:35,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:35,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:35,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:35,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:35,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:35,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:35,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:35,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:35,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:35,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:35,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:36,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:36,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:36,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:36,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:37,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:34" (1/1) ... [2019-11-27 09:33:37,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:37,324 INFO L168 Benchmark]: Toolchain (without parser) took 6993.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 904.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 314.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,325 INFO L168 Benchmark]: CDTParser took 2.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:37,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4669.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 914.46 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,334 INFO L168 Benchmark]: Boogie Preprocessor took 1398.49 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 904.4 MB in the end (delta: -152.3 MB). Peak memory consumption was 116.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:37,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 4669.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 914.46 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1398.49 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 904.4 MB in the end (delta: -152.3 MB). Peak memory consumption was 116.2 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-da95e15 [2019-11-27 09:33:41,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:33:41,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:33:41,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:33:41,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:33:41,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:33:41,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:33:41,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:33:41,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:33:41,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:33:41,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:33:41,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:33:41,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:33:41,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:33:41,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:33:41,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:33:41,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:33:41,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:33:41,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:33:41,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:33:41,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:33:41,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:33:41,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:33:41,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:33:41,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:33:41,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:33:41,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:33:41,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:33:41,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:33:41,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:33:41,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:33:41,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:33:41,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:33:41,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:33:41,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:33:41,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:33:41,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:33:41,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:33:41,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:33:41,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:33:41,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:33:41,534 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:33:41,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:33:41,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:33:41,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:33:41,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:33:41,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:33:41,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:33:41,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:33:41,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:33:41,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:33:41,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:33:41,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:33:41,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:33:41,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:33:41,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:33:41,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:33:41,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:33:41,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:33:41,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:33:41,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:33:41,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:33:41,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:33:41,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:33:41,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:33:41,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:33:41,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:33:41,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:33:41,599 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:33:41,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:33:41,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:33:41,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:33:41,601 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 -> c38af084ab1ff080e67efd19fcc07a2053be62da [2019-11-27 09:33:42,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:33:42,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:33:42,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:33:42,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:33:42,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:33:42,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-27 09:33:42,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57cacfafd/0aa90d0d80664017ac3d9066a5300aba/FLAGe086f4c4b [2019-11-27 09:33:44,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:33:44,098 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label11.c [2019-11-27 09:33:44,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57cacfafd/0aa90d0d80664017ac3d9066a5300aba/FLAGe086f4c4b [2019-11-27 09:33:44,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57cacfafd/0aa90d0d80664017ac3d9066a5300aba [2019-11-27 09:33:44,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:33:44,246 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:33:44,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:44,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:33:44,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:33:44,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:44" (1/1) ... [2019-11-27 09:33:44,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:44, skipping insertion in model container [2019-11-27 09:33:44,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:33:44" (1/1) ... [2019-11-27 09:33:44,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:33:44,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:33:47,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:47,871 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:33:49,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:33:49,824 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:33:49,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49 WrapperNode [2019-11-27 09:33:49,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:33:49,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:49,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:33:49,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:33:49,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:49,972 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:50,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:33:50,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:33:50,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:33:50,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:33:50,330 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:50,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:50,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:50,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:50,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:51,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:51,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:33:49" (1/1) ... [2019-11-27 09:33:51,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:33:51,185 INFO L168 Benchmark]: Toolchain (without parser) took 6935.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 945.4 MB in the end (delta: 10.6 MB). Peak memory consumption was 291.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:51,186 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:33:51,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5575.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:51,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 479.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:51,196 INFO L168 Benchmark]: Boogie Preprocessor took 871.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:33:51,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5575.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 769.3 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 479.90 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 740.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 871.07 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.4 MB in the end (delta: -204.8 MB). Peak memory consumption was 76.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...