./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem06_label27.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 b7cd3baa0769e88e1b616a17245c21343b2cebaa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label27.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 b7cd3baa0769e88e1b616a17245c21343b2cebaa ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:34,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:34,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:34,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:34,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:34,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:34,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:34,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:34,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:34,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:34,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:34,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:34,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:34,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:34,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:34,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:34,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:34,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:34,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:34,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:34,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:34,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:34,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:34,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:34,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:34,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:34,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:34,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:34,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:34,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:34,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:34,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:34,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:34,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:34,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:34,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:34,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:34,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:34,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:34,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:34,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:34,524 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:37:34,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:34,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:34,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:34,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:34,557 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:34,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:34,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:34,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:37:34,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:34,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:34,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:34,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:34,562 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:34,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:34,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:34,563 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:34,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:34,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:34,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:34,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:34,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:34,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:34,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:34,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:34,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:34,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:37:34,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:37:34,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:34,569 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 -> b7cd3baa0769e88e1b616a17245c21343b2cebaa [2019-11-26 16:37:35,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:35,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:35,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:35,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:35,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:35,045 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-26 16:37:35,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/238f3900c/18fc3579c2e8417fa7d35838e9b1b423/FLAG999408733 [2019-11-26 16:37:36,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:36,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-26 16:37:36,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/238f3900c/18fc3579c2e8417fa7d35838e9b1b423/FLAG999408733 [2019-11-26 16:37:36,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/238f3900c/18fc3579c2e8417fa7d35838e9b1b423 [2019-11-26 16:37:36,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:36,681 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:36,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:36,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:36,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:36,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:36" (1/1) ... [2019-11-26 16:37:36,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:36, skipping insertion in model container [2019-11-26 16:37:36,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:36" (1/1) ... [2019-11-26 16:37:36,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:37,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:39,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:39,862 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:41,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:41,632 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:41,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41 WrapperNode [2019-11-26 16:37:41,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:41,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:41,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:41,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:41,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:41,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:42,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:42,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:42,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,586 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:41" (1/1) ... [2019-11-26 16:37:42,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:42,664 INFO L168 Benchmark]: Toolchain (without parser) took 5977.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 784.6 MB in the end (delta: 154.2 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,665 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:37:42,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4952.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.4 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 543.60 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 836.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,672 INFO L168 Benchmark]: Boogie Preprocessor took 475.60 ms. Allocated memory is still 1.0 GB. Free memory was 836.2 MB in the beginning and 784.6 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:42,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 4952.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.4 MB). Peak memory consumption was 279.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 543.60 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 836.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 475.60 ms. Allocated memory is still 1.0 GB. Free memory was 836.2 MB in the beginning and 784.6 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:37:45,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:37:45,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:37:45,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:37:45,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:37:45,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:37:45,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:37:45,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:37:45,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:37:45,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:37:45,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:37:45,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:37:45,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:37:45,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:37:45,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:37:45,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:37:45,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:37:45,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:37:45,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:37:45,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:37:45,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:37:45,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:37:45,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:37:45,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:37:45,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:37:45,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:37:45,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:37:45,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:37:45,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:37:45,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:37:45,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:37:45,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:37:45,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:37:45,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:37:45,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:37:45,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:37:45,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:37:45,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:37:45,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:37:45,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:37:45,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:37:45,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:37:45,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:37:45,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:37:45,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:37:45,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:37:45,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:37:45,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:37:45,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:37:45,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:37:45,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:37:45,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:37:45,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:37:45,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:37:45,525 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:37:45,525 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:37:45,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:37:45,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:37:45,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:37:45,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:37:45,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:37:45,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:37:45,528 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:37:45,528 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:37:45,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:37:45,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:37:45,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:37:45,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:37:45,531 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:37:45,531 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:37:45,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:37:45,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:37:45,533 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 -> b7cd3baa0769e88e1b616a17245c21343b2cebaa [2019-11-26 16:37:45,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:37:46,000 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:37:46,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:37:46,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:37:46,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:37:46,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-26 16:37:46,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d91d3b1/3e5ff3e9b2a745ef9192a2ec3b9f8954/FLAGd6b118950 [2019-11-26 16:37:47,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:37:47,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label27.c [2019-11-26 16:37:47,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d91d3b1/3e5ff3e9b2a745ef9192a2ec3b9f8954/FLAGd6b118950 [2019-11-26 16:37:47,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d91d3b1/3e5ff3e9b2a745ef9192a2ec3b9f8954 [2019-11-26 16:37:47,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:37:47,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:37:47,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:47,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:37:47,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:37:47,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:47" (1/1) ... [2019-11-26 16:37:47,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:47, skipping insertion in model container [2019-11-26 16:37:47,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:37:47" (1/1) ... [2019-11-26 16:37:47,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:37:48,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:37:51,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:51,305 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:37:53,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:37:53,333 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:37:53,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53 WrapperNode [2019-11-26 16:37:53,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:37:53,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:53,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:37:53,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:37:53,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:37:53,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:37:53,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:37:53,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:37:53,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:53,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:37:53" (1/1) ... [2019-11-26 16:37:54,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:37:54,511 INFO L168 Benchmark]: Toolchain (without parser) took 6858.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 754.0 MB in the end (delta: 177.6 MB). Peak memory consumption was 177.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,515 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:37:54,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5686.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 267.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,517 INFO L168 Benchmark]: Boogie Procedure Inliner took 515.89 ms. Allocated memory is still 1.0 GB. Free memory was 882.3 MB in the beginning and 805.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,521 INFO L168 Benchmark]: Boogie Preprocessor took 650.72 ms. Allocated memory is still 1.0 GB. Free memory was 805.3 MB in the beginning and 754.0 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:37:54,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 5686.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 882.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 267.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 515.89 ms. Allocated memory is still 1.0 GB. Free memory was 882.3 MB in the beginning and 805.3 MB in the end (delta: 77.0 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 650.72 ms. Allocated memory is still 1.0 GB. Free memory was 805.3 MB in the beginning and 754.0 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...