./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label57.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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label57.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 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:37:13,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:13,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:13,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:13,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:13,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:13,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:13,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:13,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:13,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:13,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:13,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:13,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:13,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:13,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:13,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:13,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:13,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:13,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:13,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:13,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:13,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:13,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:13,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:13,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:13,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:13,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:13,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:13,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:13,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:13,514 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:13,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:13,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:13,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:13,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:13,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:13,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:13,527 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:13,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:13,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:13,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:13,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:13,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:13,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:13,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:13,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:13,583 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:13,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:13,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:13,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:13,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:13,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:13,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:13,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:13,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:13,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:13,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:13,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:13,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:13,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:13,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:13,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:13,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:13,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:13,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:13,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:13,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:13,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:13,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:13,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:13,600 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-27 09:37:14,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:14,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:14,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:14,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:14,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:14,341 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 09:37:14,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efa19aea/32412d5a52ab4f9f9b06272827fc4a58/FLAG9d6ec6d12 [2019-11-27 09:37:15,944 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:15,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 09:37:15,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efa19aea/32412d5a52ab4f9f9b06272827fc4a58/FLAG9d6ec6d12 [2019-11-27 09:37:16,024 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efa19aea/32412d5a52ab4f9f9b06272827fc4a58 [2019-11-27 09:37:16,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:16,039 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:16,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:16,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:16,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:16,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:16" (1/1) ... [2019-11-27 09:37:16,062 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 09:37:16, skipping insertion in model container [2019-11-27 09:37:16,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:16" (1/1) ... [2019-11-27 09:37:16,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:16,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:18,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:18,267 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:18,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:18,943 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:18,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18 WrapperNode [2019-11-27 09:37:18,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:18,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:18,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:18,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:18,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,307 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:19,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:19,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:19,312 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:19,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:18" (1/1) ... [2019-11-27 09:37:19,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:19,603 INFO L168 Benchmark]: Toolchain (without parser) took 3558.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:19,604 INFO L168 Benchmark]: CDTParser took 0.74 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 09:37:19,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2909.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:19,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 358.35 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 915.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:19,614 INFO L168 Benchmark]: Boogie Preprocessor took 285.12 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 898.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:19,625 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 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 2909.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.5 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 358.35 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 915.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.12 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 898.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:23,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:23,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:23,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:23,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:23,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:23,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:23,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:23,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:23,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:23,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:23,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:23,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:23,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:23,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:23,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:23,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:23,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:23,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:23,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:23,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:23,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:23,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:23,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:23,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:23,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:23,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:23,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:23,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:23,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:23,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:23,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:23,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:23,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:23,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:23,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:23,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:23,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:23,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:23,719 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:23,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:23,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:23,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:23,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:23,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:23,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:23,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:23,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:23,778 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:23,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:23,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:23,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:23,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:23,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:23,783 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:23,784 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:23,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:23,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:23,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:23,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:23,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:23,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:23,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:23,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:23,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:23,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:23,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:23,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:23,793 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:23,793 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:23,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:23,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:23,796 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 -> 54fe49ca61b776fe9e76cf26e9379c9fb2fe918c [2019-11-27 09:37:24,382 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:24,416 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:24,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:24,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:24,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:24,438 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 09:37:24,608 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3d0d97/86c708aece5b47dd80cb5a0bb8ca8d38/FLAG0d32e891b [2019-11-27 09:37:26,037 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:26,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label57.c [2019-11-27 09:37:26,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3d0d97/86c708aece5b47dd80cb5a0bb8ca8d38/FLAG0d32e891b [2019-11-27 09:37:26,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3d0d97/86c708aece5b47dd80cb5a0bb8ca8d38 [2019-11-27 09:37:26,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:26,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:26,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:26,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:26,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:26,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,164 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 09:37:26, skipping insertion in model container [2019-11-27 09:37:26,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:26" (1/1) ... [2019-11-27 09:37:26,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:26,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:28,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:28,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:28,758 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:28,804 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:28,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28 WrapperNode [2019-11-27 09:37:28,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:28,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:28,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:28,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:28,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:28,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:29,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:29,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:29,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:29,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:28" (1/1) ... [2019-11-27 09:37:29,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:29,338 INFO L168 Benchmark]: Toolchain (without parser) took 3193.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,339 INFO L168 Benchmark]: CDTParser took 1.95 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 09:37:29,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2667.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,349 INFO L168 Benchmark]: Boogie Preprocessor took 230.99 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:29,361 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 2667.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.2 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 287.37 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 230.99 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...