./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label15.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:01,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:01,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:01,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:01,349 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:01,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:01,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:01,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:01,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:01,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:01,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:01,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:01,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:01,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:01,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:01,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:01,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:01,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:01,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:01,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:01,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:01,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:01,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:01,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:01,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:01,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:01,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:01,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:01,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:01,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:01,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:01,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:01,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:01,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:01,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:01,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:01,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:01,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:01,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:01,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:01,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:01,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:01,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:01,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:01,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:01,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:01,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:01,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:01,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:01,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:01,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:01,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:01,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:01,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:01,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:01,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:01,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:01,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:01,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:01,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:01,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:01,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:01,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:01,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:01,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:01,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:01,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:01,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:01,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:01,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:01,553 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-25 22:41:02,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:02,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:02,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:02,142 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:02,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:02,148 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-25 22:41:02,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/070d776f7/8b24d6fb668345f29ca24b35466cce54/FLAG1616fe9d6 [2019-11-25 22:41:03,763 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:03,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-25 22:41:03,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/070d776f7/8b24d6fb668345f29ca24b35466cce54/FLAG1616fe9d6 [2019-11-25 22:41:03,859 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/070d776f7/8b24d6fb668345f29ca24b35466cce54 [2019-11-25 22:41:03,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:03,871 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:03,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:03,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:03,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:03,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:03, skipping insertion in model container [2019-11-25 22:41:03,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:03" (1/1) ... [2019-11-25 22:41:03,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:04,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:05,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:05,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:06,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:06,633 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:06,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06 WrapperNode [2019-11-25 22:41:06,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:06,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:06,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:06,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:06,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:06,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:07,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:07,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:07,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:07,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06" (1/1) ... [2019-11-25 22:41:07,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:07,513 INFO L168 Benchmark]: Toolchain (without parser) took 3634.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.9 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,514 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-25 22:41:07,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2765.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,520 INFO L168 Benchmark]: Boogie Procedure Inliner took 446.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,526 INFO L168 Benchmark]: Boogie Preprocessor took 417.19 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:07,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2765.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 446.54 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 417.19 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.9 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 0.1.24-65d6cd2 [2019-11-25 22:41:11,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:11,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:11,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:11,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:11,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:11,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:11,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:11,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:11,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:11,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:11,409 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:11,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:11,416 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:11,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:11,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:11,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:11,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:11,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:11,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:11,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:11,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:11,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:11,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:11,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:11,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:11,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:11,476 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:11,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:11,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:11,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:11,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:11,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:11,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:11,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:11,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:11,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:11,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:11,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:11,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:11,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:11,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:11,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:11,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:11,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:11,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:11,555 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:11,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:11,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:11,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:11,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:11,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:11,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:11,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:11,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:11,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:11,562 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:11,562 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:11,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:11,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:11,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:11,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:11,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:11,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:11,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:11,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:11,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:11,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:11,568 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:11,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:11,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:11,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:11,572 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-25 22:41:12,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:12,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:12,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:12,197 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:12,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:12,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-25 22:41:12,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b50cc2/f7ce65f8bf5b4873a04f81328a10aa08/FLAG2b8e8adb6 [2019-11-25 22:41:13,868 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:13,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-25 22:41:13,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b50cc2/f7ce65f8bf5b4873a04f81328a10aa08/FLAG2b8e8adb6 [2019-11-25 22:41:13,971 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d33b50cc2/f7ce65f8bf5b4873a04f81328a10aa08 [2019-11-25 22:41:13,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:13,986 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:13,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:13,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:13,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:14,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:14, skipping insertion in model container [2019-11-25 22:41:14,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:13" (1/1) ... [2019-11-25 22:41:14,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:14,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:16,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:16,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:16,973 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:16,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16 WrapperNode [2019-11-25 22:41:16,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:16,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:16,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:16,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:17,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,326 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:17,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:17,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:17,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:16" (1/1) ... [2019-11-25 22:41:17,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:17,609 INFO L168 Benchmark]: Toolchain (without parser) took 3618.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,610 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:41:17,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2983.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 886.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.41 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,621 INFO L168 Benchmark]: Boogie Preprocessor took 274.20 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:17,631 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2983.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 886.5 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.41 ms. Allocated memory is still 1.0 GB. Free memory was 886.5 MB in the beginning and 875.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.20 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 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...