./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:47,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:47,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:47,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:47,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:47,424 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:47,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:47,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:47,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:47,457 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:47,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:47,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:47,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:47,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:47,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:47,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:47,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:47,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:47,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:47,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:47,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:47,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:47,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:47,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:47,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:47,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:47,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:47,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:47,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:47,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:47,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:47,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:47,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:47,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:47,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:47,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:47,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:47,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:47,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:47,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:47,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:47,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:47,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:47,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:47,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:47,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:47,618 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:47,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:47,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:47,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:47,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:47,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:47,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:47,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:47,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:47,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:47,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:47,627 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:47,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:47,628 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:47,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:47,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:47,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:47,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:47,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:47,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:47,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:47,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:47,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:47,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:47,636 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-27 09:37:48,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:48,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:48,194 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:48,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:48,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:48,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-27 09:37:48,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01d2f0595/6393d49c199146b6a9cdc14efba5bb1e/FLAG57820e695 [2019-11-27 09:37:49,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:49,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-27 09:37:50,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01d2f0595/6393d49c199146b6a9cdc14efba5bb1e/FLAG57820e695 [2019-11-27 09:37:50,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01d2f0595/6393d49c199146b6a9cdc14efba5bb1e [2019-11-27 09:37:50,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:50,115 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:50,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:50,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:50,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:50,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:50, skipping insertion in model container [2019-11-27 09:37:50,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:50" (1/1) ... [2019-11-27 09:37:50,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:50,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:52,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:52,583 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:53,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:53,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:53,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53 WrapperNode [2019-11-27 09:37:53,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:53,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:53,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:53,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:53,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:53,682 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:54,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:54,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:54,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:54,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:53" (1/1) ... [2019-11-27 09:37:54,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:54,868 INFO L168 Benchmark]: Toolchain (without parser) took 4745.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.2 MB in the end (delta: 179.7 MB). Peak memory consumption was 179.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,870 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:54,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3448.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,874 INFO L168 Benchmark]: Boogie Procedure Inliner took 646.22 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,878 INFO L168 Benchmark]: Boogie Preprocessor took 641.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 776.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:54,890 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 3448.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.6 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 646.22 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 810.6 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 641.21 ms. Allocated memory is still 1.0 GB. Free memory was 810.6 MB in the beginning and 776.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:58,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:58,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:58,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:58,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:58,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:58,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:58,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:58,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:58,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:58,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:58,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:58,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:58,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:58,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:58,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:58,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:58,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:58,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:58,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:58,969 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:58,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:58,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:58,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:58,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:58,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:58,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:58,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:58,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:58,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:59,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:59,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:59,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:59,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:59,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:59,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:59,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:59,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:59,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:59,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:59,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:59,024 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:59,064 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:59,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:59,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:59,073 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:59,073 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:59,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:59,074 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:59,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:59,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:59,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:59,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:59,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:59,079 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:59,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:59,083 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:59,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:59,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:59,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:59,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:59,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:59,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:59,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:59,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:59,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:59,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:59,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:59,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:59,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:59,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:59,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:59,092 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-27 09:37:59,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:59,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:59,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:59,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:59,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:59,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-27 09:37:59,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/839c4caa0/cd2173d1b03a40ad9b65fc04ff363343/FLAG786abcaaa [2019-11-27 09:38:01,499 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:01,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-27 09:38:01,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/839c4caa0/cd2173d1b03a40ad9b65fc04ff363343/FLAG786abcaaa [2019-11-27 09:38:01,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/839c4caa0/cd2173d1b03a40ad9b65fc04ff363343 [2019-11-27 09:38:01,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:01,615 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:01,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:01,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:01,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:01,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,646 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 27.11 09:38:01, skipping insertion in model container [2019-11-27 09:38:01,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:01" (1/1) ... [2019-11-27 09:38:01,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:01,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:04,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:04,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:05,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:05,499 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:05,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05 WrapperNode [2019-11-27 09:38:05,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:05,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:05,506 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:05,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:05,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:05,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:05,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:05,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:05,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:05,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:05,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:05,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:05" (1/1) ... [2019-11-27 09:38:06,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:06,350 INFO L168 Benchmark]: Toolchain (without parser) took 4729.78 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 781.9 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,352 INFO L168 Benchmark]: CDTParser took 0.53 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. [2019-11-27 09:38:06,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3883.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,356 INFO L168 Benchmark]: Boogie Procedure Inliner took 426.61 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,362 INFO L168 Benchmark]: Boogie Preprocessor took 408.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 781.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:06,371 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 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 3883.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 426.61 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 408.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 781.9 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...