./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label06.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/Problem10_label06.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 cedd4be5c783220986647beb9a6f0a386eea1980 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_label06.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 cedd4be5c783220986647beb9a6f0a386eea1980 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:31:55,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:31:55,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:31:55,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:31:55,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:31:55,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:31:55,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:31:55,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:31:55,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:31:55,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:31:55,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:31:55,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:31:55,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:31:55,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:31:55,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:31:55,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:31:55,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:31:55,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:31:55,370 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:31:55,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:31:55,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:31:55,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:31:55,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:31:55,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:31:55,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:31:55,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:31:55,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:31:55,409 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:31:55,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:31:55,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:31:55,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:31:55,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:31:55,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:31:55,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:31:55,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:31:55,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:31:55,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:31:55,427 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:31:55,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:31:55,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:31:55,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:31:55,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:31:55,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:31:55,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:31:55,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:31:55,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:31:55,480 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:31:55,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:31:55,481 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:31:55,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:31:55,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:31:55,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:31:55,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:31:55,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:31:55,484 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:31:55,484 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:31:55,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:31:55,486 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:31:55,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:31:55,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:31:55,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:31:55,489 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:31:55,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:31:55,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:31:55,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:31:55,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:31:55,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:31:55,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:31:55,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:31:55,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:31:55,493 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-27 09:31:56,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:31:56,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:31:56,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:31:56,061 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:31:56,062 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:31:56,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 09:31:56,226 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bdf00b9e/f76801a365a34ae4abc1de83c987f619/FLAG0778b9f08 [2019-11-27 09:31:57,461 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:31:57,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 09:31:57,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bdf00b9e/f76801a365a34ae4abc1de83c987f619/FLAG0778b9f08 [2019-11-27 09:31:57,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bdf00b9e/f76801a365a34ae4abc1de83c987f619 [2019-11-27 09:31:57,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:31:57,564 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:31:57,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:31:57,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:31:57,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:31:57,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:31:57" (1/1) ... [2019-11-27 09:31:57,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:57, skipping insertion in model container [2019-11-27 09:31:57,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:31:57" (1/1) ... [2019-11-27 09:31:57,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:31:57,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:31:58,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:31:58,800 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:31:59,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:31:59,145 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:31:59,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59 WrapperNode [2019-11-27 09:31:59,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:31:59,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:31:59,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:31:59,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:31:59,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:31:59,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:31:59,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:31:59,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:31:59,418 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:31:59" (1/1) ... [2019-11-27 09:31:59,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:31:59,619 INFO L168 Benchmark]: Toolchain (without parser) took 2050.35 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 960.9 MB in the end (delta: 826.5 kB). Peak memory consumption was 892.0 kB. Max. memory is 12.5 GB. [2019-11-27 09:31:59,623 INFO L168 Benchmark]: CDTParser took 3.30 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 09:31:59,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1578.72 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 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:31:59,628 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:31:59,631 INFO L168 Benchmark]: Boogie Preprocessor took 215.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:31:59,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.30 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 1578.72 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 972.3 MB in the end (delta: -10.6 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.65 ms. Allocated memory is still 1.0 GB. Free memory was 972.3 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.88 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 09:32:03,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:03,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:03,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:03,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:03,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:03,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:03,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:03,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:03,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:03,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:03,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:03,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:03,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:03,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:03,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:03,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:03,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:03,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:03,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:03,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:03,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:03,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:03,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:03,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:03,654 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:03,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:03,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:03,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:03,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:03,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:03,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:03,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:03,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:03,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:03,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:03,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:03,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:03,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:03,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:03,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:03,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:32:03,719 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:03,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:03,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:03,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:03,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:03,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:03,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:03,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:03,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:03,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:03,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:03,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:03,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:32:03,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:32:03,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:03,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:03,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:03,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:03,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:03,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:03,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:03,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:03,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:03,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:03,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:03,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:03,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:32:03,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:32:03,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:03,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:32:03,745 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 -> cedd4be5c783220986647beb9a6f0a386eea1980 [2019-11-27 09:32:04,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:04,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:04,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:04,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:04,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:04,308 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 09:32:04,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0595d0e52/42367e6a49344d3f915227189d6b9c2d/FLAG87c2cb573 [2019-11-27 09:32:05,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:05,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label06.c [2019-11-27 09:32:05,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0595d0e52/42367e6a49344d3f915227189d6b9c2d/FLAG87c2cb573 [2019-11-27 09:32:06,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0595d0e52/42367e6a49344d3f915227189d6b9c2d [2019-11-27 09:32:06,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:06,106 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:06,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:06,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:06,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:06,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:06" (1/1) ... [2019-11-27 09:32:06,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:06, skipping insertion in model container [2019-11-27 09:32:06,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:06" (1/1) ... [2019-11-27 09:32:06,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:06,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:07,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:07,382 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:07,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:07,751 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:07,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07 WrapperNode [2019-11-27 09:32:07,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:07,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:07,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:07,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:07,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:07,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:07,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:07,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:07,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:07,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:07,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:07,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:07,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:07,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:08,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:08,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:08,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:07" (1/1) ... [2019-11-27 09:32:08,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:08,148 INFO L168 Benchmark]: Toolchain (without parser) took 2032.74 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:08,152 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:08,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1638.16 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:08,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.96 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:08,159 INFO L168 Benchmark]: Boogie Preprocessor took 200.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:08,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1638.16 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 978.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.96 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.4 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.28 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...