./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label23.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 f0da2a8943857d5b90747dee6fedc05a346e0593 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:55,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:55,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:55,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:55,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:55,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:55,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:55,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:55,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:55,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:55,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:55,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:55,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:55,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:55,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:55,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:55,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:55,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:55,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:55,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:55,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:55,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:55,618 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:55,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:55,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:55,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:55,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:55,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:55,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:55,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:55,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:55,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:55,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:55,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:55,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:55,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:55,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:55,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:55,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:55,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:55,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:55,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:55,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:55,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:55,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:55,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:55,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:55,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:55,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:55,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:55,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:55,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:55,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:55,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:55,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:55,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:55,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:55,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:55,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:55,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:55,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:55,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:55,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:55,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:55,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:55,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:55,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:55,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:55,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:55,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:55,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:55,736 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-24 20:54:56,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:56,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:56,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:56,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:56,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:56,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-24 20:54:56,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee547f819/8fec695ead0e4f6c8bf9b6b721dc0bdb/FLAG25baa1c1e [2019-11-24 20:54:58,048 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:58,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-24 20:54:58,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee547f819/8fec695ead0e4f6c8bf9b6b721dc0bdb/FLAG25baa1c1e [2019-11-24 20:54:58,135 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee547f819/8fec695ead0e4f6c8bf9b6b721dc0bdb [2019-11-24 20:54:58,142 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:58,146 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:58,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:58,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:58,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:58,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:58, skipping insertion in model container [2019-11-24 20:54:58,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:58" (1/1) ... [2019-11-24 20:54:58,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:58,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:00,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,371 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:00,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:00,971 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:00,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00 WrapperNode [2019-11-24 20:55:00,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:00,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:00,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:00,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:00,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:01,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:01,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:01,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,882 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:00" (1/1) ... [2019-11-24 20:55:01,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:01,986 INFO L168 Benchmark]: Toolchain (without parser) took 3832.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,987 INFO L168 Benchmark]: CDTParser took 3.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:55:01,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2825.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 506.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:01,996 INFO L168 Benchmark]: Boogie Preprocessor took 492.29 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:02,006 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2825.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 506.72 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.29 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:05,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:05,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:05,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:05,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:05,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:06,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:06,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:06,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:06,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:06,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:06,038 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:06,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:06,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:06,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:06,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:06,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:06,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:06,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:06,077 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:06,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:06,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:06,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:06,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:06,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:06,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:06,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:06,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:06,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:06,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:06,118 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:06,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:06,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:06,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:06,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:06,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:06,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:06,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:06,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:06,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:06,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:06,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:55:06,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:06,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:06,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:06,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:06,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:06,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:06,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:06,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:06,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:06,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:06,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:06,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:06,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:06,198 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:55:06,199 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:55:06,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:06,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:06,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:06,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:06,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:06,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:06,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:06,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:06,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:06,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:06,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:06,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:06,205 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:55:06,207 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:55:06,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:06,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:55:06,209 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 -> f0da2a8943857d5b90747dee6fedc05a346e0593 [2019-11-24 20:55:06,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:06,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:06,803 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:06,807 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:06,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:06,814 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-24 20:55:06,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb67b9387/b34f8c1b0706421eb9028fad56346a31/FLAG1998ad4aa [2019-11-24 20:55:08,559 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:08,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label23.c [2019-11-24 20:55:08,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb67b9387/b34f8c1b0706421eb9028fad56346a31/FLAG1998ad4aa [2019-11-24 20:55:08,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb67b9387/b34f8c1b0706421eb9028fad56346a31 [2019-11-24 20:55:08,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:08,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:08,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:08,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:08,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:08,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:08, skipping insertion in model container [2019-11-24 20:55:08,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:08" (1/1) ... [2019-11-24 20:55:08,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:08,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:10,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:10,908 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:11,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:11,664 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:11,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11 WrapperNode [2019-11-24 20:55:11,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:11,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:11,672 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:11,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:11,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:11,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:11,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:11,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:11,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:11,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:11" (1/1) ... [2019-11-24 20:55:12,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:12,257 INFO L168 Benchmark]: Toolchain (without parser) took 3586.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 851.8 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,259 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 20:55:12,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2998.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,269 INFO L168 Benchmark]: Boogie Preprocessor took 279.30 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:12,279 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2998.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.67 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 279.30 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...