./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label47.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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label47.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 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:57,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:57,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:57,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:57,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:57,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:57,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:57,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:57,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:57,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:57,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:57,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:57,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:57,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:57,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:57,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:57,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:57,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:57,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:57,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:57,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:57,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:57,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:57,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:57,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:57,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:57,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:57,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:57,673 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:57,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:57,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:57,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:57,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:57,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:57,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:57,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:57,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:57,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:57,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:57,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:57,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:57,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:57,734 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:57,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:57,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:57,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:57,739 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:57,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:57,741 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:57,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:57,741 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:57,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:57,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:57,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:57,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:57,747 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:57,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:57,747 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:57,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:57,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:57,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:57,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:57,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:57,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:57,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:57,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:57,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:57,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:57,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:57,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:57,756 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-27 09:22:58,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:58,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:58,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:58,327 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:58,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:58,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 09:22:58,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdb7004a/f7656cbfab6e4583a4ede0feeea8b8de/FLAG724468905 [2019-11-27 09:23:00,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:00,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 09:23:00,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdb7004a/f7656cbfab6e4583a4ede0feeea8b8de/FLAG724468905 [2019-11-27 09:23:00,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bdb7004a/f7656cbfab6e4583a4ede0feeea8b8de [2019-11-27 09:23:00,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:00,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:00,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:00,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:00,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:00,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:00, skipping insertion in model container [2019-11-27 09:23:00,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:00,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:03,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:03,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:05,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:05,259 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:05,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05 WrapperNode [2019-11-27 09:23:05,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:05,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:05,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:05,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:05,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:05,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:05,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:05,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:05,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,844 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,269 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:06,280 INFO L168 Benchmark]: Toolchain (without parser) took 6007.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.1 MB in the end (delta: 193.4 MB). Peak memory consumption was 193.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,281 INFO L168 Benchmark]: CDTParser took 0.44 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 09:23:06,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4995.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.1 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.49 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 779.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,293 INFO L168 Benchmark]: Boogie Preprocessor took 494.29 ms. Allocated memory is still 1.0 GB. Free memory was 779.7 MB in the beginning and 751.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 4995.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.1 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.49 ms. Allocated memory is still 1.0 GB. Free memory was 820.1 MB in the beginning and 779.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 494.29 ms. Allocated memory is still 1.0 GB. Free memory was 779.7 MB in the beginning and 751.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 09:23:10,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:10,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:10,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:10,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:10,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:10,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:10,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:10,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:10,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:10,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:10,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:10,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:10,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:10,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:10,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:10,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:10,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:10,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:10,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:10,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:10,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:10,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:10,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:10,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:10,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:10,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:10,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:10,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:10,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:10,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:10,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:10,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:10,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:10,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:10,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:10,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:10,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:10,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:10,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:10,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:10,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:10,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:10,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:10,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:10,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:10,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:10,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:10,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:10,524 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:10,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:10,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:10,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:10,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:10,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:10,530 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:10,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:10,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:10,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:10,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:10,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:10,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:10,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:10,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:10,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:10,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:10,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:10,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:10,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:10,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:10,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:10,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:10,540 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 -> 8c7f0e0e6a3afa1d9f4af4595bc90b8d5c860735 [2019-11-27 09:23:11,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:11,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:11,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:11,202 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:11,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:11,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 09:23:11,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3fc9993/3a8ad94486fc4cabba584682b07adf66/FLAG49a2bc813 [2019-11-27 09:23:13,111 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:13,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label47.c [2019-11-27 09:23:13,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3fc9993/3a8ad94486fc4cabba584682b07adf66/FLAG49a2bc813 [2019-11-27 09:23:13,237 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce3fc9993/3a8ad94486fc4cabba584682b07adf66 [2019-11-27 09:23:13,248 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:13,252 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:13,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:13,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:13,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:13,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13, skipping insertion in model container [2019-11-27 09:23:13,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:13" (1/1) ... [2019-11-27 09:23:13,292 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:13,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:17,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:17,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:18,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:18,935 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:18,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18 WrapperNode [2019-11-27 09:23:18,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:18,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:18,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:18,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:18,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:19,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:19,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:19,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:19,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,848 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:19,995 INFO L168 Benchmark]: Toolchain (without parser) took 6739.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 733.1 MB in the end (delta: 211.4 MB). Peak memory consumption was 211.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,996 INFO L168 Benchmark]: CDTParser took 0.41 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 09:23:19,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5681.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,998 INFO L168 Benchmark]: Boogie Procedure Inliner took 523.52 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,002 INFO L168 Benchmark]: Boogie Preprocessor took 526.19 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:20,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 5681.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.5 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 523.52 ms. Allocated memory is still 1.0 GB. Free memory was 797.5 MB in the beginning and 761.7 MB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 526.19 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...