./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label12.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/Problem01_label12.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 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label12.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 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:25:29,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:29,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:29,429 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:29,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:29,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:29,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:29,454 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:29,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:29,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:29,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:29,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:29,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:29,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:29,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:29,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:29,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:29,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:29,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:29,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:29,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:29,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:29,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:29,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:29,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:29,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:29,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:29,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:29,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:29,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:29,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:29,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:29,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:29,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:29,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:29,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:29,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:29,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:29,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:29,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:29,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:29,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:29,615 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:29,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:29,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:29,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:29,622 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:29,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:29,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:29,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:29,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:29,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:29,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:29,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:29,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:29,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:29,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:29,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:29,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:29,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:29,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:29,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:29,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:29,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:29,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:29,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:29,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:29,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:29,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:29,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:29,643 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 -> 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 [2019-11-25 22:25:30,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:30,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:30,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:30,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:30,282 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:30,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-25 22:25:30,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/900235f63/eb4c50a4c4cf437aa15560bc8abe1fe5/FLAG0d63b6f86 [2019-11-25 22:25:31,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:31,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-25 22:25:31,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/900235f63/eb4c50a4c4cf437aa15560bc8abe1fe5/FLAG0d63b6f86 [2019-11-25 22:25:31,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/900235f63/eb4c50a4c4cf437aa15560bc8abe1fe5 [2019-11-25 22:25:31,842 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:31,844 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:31,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:31,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:31,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:31,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:31" (1/1) ... [2019-11-25 22:25:31,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:31, skipping insertion in model container [2019-11-25 22:25:31,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:31" (1/1) ... [2019-11-25 22:25:31,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:32,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:33,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:33,222 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:33,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:33,539 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:33,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33 WrapperNode [2019-11-25 22:25:33,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:33,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:33,547 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:33,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:33,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:33,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:33,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:33,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:33,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:33,898 INFO L168 Benchmark]: Toolchain (without parser) took 2049.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:25:33,899 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. [2019-11-25 22:25:33,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1694.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,909 INFO L168 Benchmark]: Boogie Preprocessor took 131.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,922 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 1694.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.8 MB in the end (delta: -17.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.67 ms. Allocated memory is still 1.0 GB. Free memory was 978.8 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.74 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:37,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:37,864 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:37,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:37,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:37,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:37,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:37,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:37,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:37,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:37,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:37,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:37,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:37,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:37,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:37,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:37,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:37,966 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:37,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:37,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:37,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:37,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:38,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:38,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:38,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:38,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:38,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:38,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:38,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:38,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:38,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:38,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:38,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:38,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:38,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:38,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:38,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:38,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:38,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:38,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:38,042 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:38,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:38,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:38,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:38,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:38,099 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:38,099 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:38,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:38,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:38,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:38,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:38,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:38,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:38,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:38,107 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:38,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:38,111 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:38,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:38,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:38,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:38,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:38,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:38,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:38,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:38,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:38,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:38,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:38,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:38,118 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:38,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:38,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:38,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:38,124 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 -> 14ae8eb2d33b1f0bf446cd99369ade126e9422a8 [2019-11-25 22:25:38,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:38,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:38,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:38,733 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:38,736 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:38,738 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-25 22:25:38,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7299be289/69e3e9078a3f41438ef7a195fe7c6303/FLAG860b60456 [2019-11-25 22:25:40,239 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:40,241 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label12.c [2019-11-25 22:25:40,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7299be289/69e3e9078a3f41438ef7a195fe7c6303/FLAG860b60456 [2019-11-25 22:25:40,315 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7299be289/69e3e9078a3f41438ef7a195fe7c6303 [2019-11-25 22:25:40,323 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:40,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:40,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:40,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:40,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:40,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:40, skipping insertion in model container [2019-11-25 22:25:40,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:40" (1/1) ... [2019-11-25 22:25:40,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:40,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:41,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:41,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:41,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:41,983 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:41,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41 WrapperNode [2019-11-25 22:25:41,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:41,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:41,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:41,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:42,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:42,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:42,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:42,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:42,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:41" (1/1) ... [2019-11-25 22:25:42,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:42,434 INFO L168 Benchmark]: Toolchain (without parser) took 2099.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,436 INFO L168 Benchmark]: CDTParser took 0.46 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 22:25:42,439 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1654.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,443 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,445 INFO L168 Benchmark]: Boogie Preprocessor took 191.58 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:42,457 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1654.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.58 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...