./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label17.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/Problem04_label17.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 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label17.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 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:27:22,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:22,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:22,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:22,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:22,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:22,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:22,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:22,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:22,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:22,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:22,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:22,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:22,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:22,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:22,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:22,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:22,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:22,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:22,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:22,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:22,638 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:22,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:22,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:22,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:22,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:22,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:22,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:22,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:22,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:22,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:22,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:22,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:22,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:22,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:22,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:22,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:22,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:22,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:22,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:22,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:22,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:22,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:22,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:22,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:22,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:22,726 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:22,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:22,727 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:22,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:22,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:22,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:22,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:22,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:22,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:22,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:22,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:22,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:22,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:22,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:22,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:22,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:22,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:22,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:22,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:22,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:22,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:22,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:22,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:22,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:22,741 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 -> 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 [2019-11-25 22:27:23,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:23,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:23,315 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:23,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:23,320 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:23,322 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-25 22:27:23,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b65e6ea2/c1db1245f9d64c9a9accc0cf792c90f0/FLAGee12e6845 [2019-11-25 22:27:25,089 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:25,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-25 22:27:25,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b65e6ea2/c1db1245f9d64c9a9accc0cf792c90f0/FLAGee12e6845 [2019-11-25 22:27:25,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b65e6ea2/c1db1245f9d64c9a9accc0cf792c90f0 [2019-11-25 22:27:25,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:25,232 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:25,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:25,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:25,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:25,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,253 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 25.11 10:27:25, skipping insertion in model container [2019-11-25 22:27:25,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:25" (1/1) ... [2019-11-25 22:27:25,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:25,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:28,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:28,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:30,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:30,210 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:30,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30 WrapperNode [2019-11-25 22:27:30,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:30,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:30,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:30,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:30,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:30,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:30,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:30,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:30,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:30,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:30" (1/1) ... [2019-11-25 22:27:31,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:31,219 INFO L168 Benchmark]: Toolchain (without parser) took 5979.19 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 751.4 MB in the end (delta: 193.1 MB). Peak memory consumption was 193.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,220 INFO L168 Benchmark]: CDTParser took 0.95 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 22:27:31,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4977.52 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 820.2 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.22 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,231 INFO L168 Benchmark]: Boogie Preprocessor took 478.10 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:31,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 4977.52 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 820.2 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.22 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 780.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 478.10 ms. Allocated memory is still 1.0 GB. Free memory was 780.0 MB in the beginning and 751.4 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 0.1.24-65d6cd2 [2019-11-25 22:27:35,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:35,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:35,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:35,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:35,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:35,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:35,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:35,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:35,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:35,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:35,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:35,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:35,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:35,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:35,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:35,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:35,290 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:35,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:35,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:35,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:35,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:35,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:35,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:35,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:35,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:35,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:35,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:35,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:35,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:35,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:35,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:35,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:35,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:35,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:35,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:35,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:35,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:35,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:35,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:35,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:35,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:35,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:35,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:35,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:35,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:35,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:35,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:35,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:35,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:35,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:35,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:35,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:35,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:35,416 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:35,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:35,417 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:35,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:35,418 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:35,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:35,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:35,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:35,421 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:35,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:35,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:35,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:35,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:35,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:35,423 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:35,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:35,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:35,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:35,428 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 -> 8af0c7f24861eabd7abcbc01615fb41ae7bf5a22 [2019-11-25 22:27:36,059 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:36,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:36,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:36,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:36,101 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:36,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-25 22:27:36,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f178c3a7/b3c5ee53f6d1406ba76127d3aa4a3f44/FLAG258858872 [2019-11-25 22:27:37,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:37,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2019-11-25 22:27:37,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f178c3a7/b3c5ee53f6d1406ba76127d3aa4a3f44/FLAG258858872 [2019-11-25 22:27:38,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f178c3a7/b3c5ee53f6d1406ba76127d3aa4a3f44 [2019-11-25 22:27:38,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:38,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:38,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:38,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:38,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:38,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1a952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:38, skipping insertion in model container [2019-11-25 22:27:38,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:38" (1/1) ... [2019-11-25 22:27:38,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:38,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:41,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:41,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:43,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:43,542 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:43,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43 WrapperNode [2019-11-25 22:27:43,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:43,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:43,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:43,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:43,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:43,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:44,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:44,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:44,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,642 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:43" (1/1) ... [2019-11-25 22:27:44,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:44,740 INFO L168 Benchmark]: Toolchain (without parser) took 6321.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 753.2 MB in the end (delta: 191.2 MB). Peak memory consumption was 191.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,741 INFO L168 Benchmark]: CDTParser took 0.33 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 22:27:44,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5121.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.5 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 648.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 787.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,750 INFO L168 Benchmark]: Boogie Preprocessor took 536.64 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 753.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:44,760 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5121.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.5 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 648.18 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 787.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 536.64 ms. Allocated memory is still 1.0 GB. Free memory was 787.6 MB in the beginning and 753.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...