./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem10_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 6e679f9bfc379fa4fbede70512fc16896a5c333e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem10_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 6e679f9bfc379fa4fbede70512fc16896a5c333e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:00,820 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:00,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:00,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:00,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:00,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:00,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:00,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:00,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:00,870 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:00,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:00,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:00,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:00,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:00,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:00,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:00,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:00,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:00,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:00,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:00,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:00,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:00,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:00,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:00,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:00,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:00,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:00,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:00,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:00,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:00,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:00,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:00,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:00,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:00,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:00,922 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:00,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:00,923 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:00,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:00,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:00,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:00,930 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:00,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:00,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:00,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:00,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:00,972 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:00,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:00,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:00,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:00,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:00,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:00,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:00,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:00,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:00,977 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:00,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:00,977 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:00,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:00,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:00,978 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:00,978 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:00,980 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:00,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:00,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:00,980 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:00,980 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:00,981 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:00,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:00,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:00,981 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-26 16:45:01,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:01,457 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:01,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:01,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:01,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:01,469 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-26 16:45:01,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6fc7945a/84f860d3257e4b1daec0823e308d4b53/FLAG45a0245ef [2019-11-26 16:45:02,413 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:02,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-26 16:45:02,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6fc7945a/84f860d3257e4b1daec0823e308d4b53/FLAG45a0245ef [2019-11-26 16:45:02,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6fc7945a/84f860d3257e4b1daec0823e308d4b53 [2019-11-26 16:45:02,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:02,611 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:02,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:02,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:02,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:02,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:02" (1/1) ... [2019-11-26 16:45:02,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23eca3f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:02, skipping insertion in model container [2019-11-26 16:45:02,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:02" (1/1) ... [2019-11-26 16:45:02,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:02,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:03,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:03,394 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:03,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:03,619 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:03,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03 WrapperNode [2019-11-26 16:45:03,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:03,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:03,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:03,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:03,636 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:03,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:03,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:03,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:03,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:03" (1/1) ... [2019-11-26 16:45:03,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:03,953 INFO L168 Benchmark]: Toolchain (without parser) took 1338.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:03,957 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-26 16:45:03,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1008.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:03,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 961.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:03,964 INFO L168 Benchmark]: Boogie Preprocessor took 168.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:03,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1008.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 973.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.86 ms. Allocated memory is still 1.0 GB. Free memory was 973.4 MB in the beginning and 961.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.17 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 956.2 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 0.1.24-025d5a2 [2019-11-26 16:45:06,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:06,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:06,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:06,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:06,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:06,528 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:06,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:06,545 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:06,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:06,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:06,553 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:06,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:06,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:06,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:06,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:06,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:06,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:06,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:06,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:06,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:06,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:06,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:06,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:06,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:06,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:06,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:06,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:06,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:06,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:06,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:06,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:06,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:06,607 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:06,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:06,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:06,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:06,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:06,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:06,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:06,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:06,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:06,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:06,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:06,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:06,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:06,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:06,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:06,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:06,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:06,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:06,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:06,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:06,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:06,658 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:06,659 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:06,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:06,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:06,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:06,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:06,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:06,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:06,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:06,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:06,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:06,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:06,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:06,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:06,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:06,664 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:06,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:06,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:06,668 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-26 16:45:07,124 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:07,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:07,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:07,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:07,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:07,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-26 16:45:07,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637a87d73/1aa2ee9ef0dc4169ba0f75fa649adfa6/FLAGdf112b479 [2019-11-26 16:45:08,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:08,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-26 16:45:08,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637a87d73/1aa2ee9ef0dc4169ba0f75fa649adfa6/FLAGdf112b479 [2019-11-26 16:45:08,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/637a87d73/1aa2ee9ef0dc4169ba0f75fa649adfa6 [2019-11-26 16:45:08,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:08,259 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:08,262 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:08,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:08,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:08,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:08" (1/1) ... [2019-11-26 16:45:08,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:08, skipping insertion in model container [2019-11-26 16:45:08,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:08" (1/1) ... [2019-11-26 16:45:08,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:08,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:09,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:09,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:09,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:09,383 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:09,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09 WrapperNode [2019-11-26 16:45:09,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:09,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:09,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:09,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:09,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:09,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:09,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:09,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:09,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:09" (1/1) ... [2019-11-26 16:45:09,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:09,662 INFO L168 Benchmark]: Toolchain (without parser) took 1398.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 950.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,663 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-26 16:45:09,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1123.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.4 MB in the end (delta: -2.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,669 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,671 INFO L168 Benchmark]: Boogie Preprocessor took 136.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:09,675 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1123.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.4 MB in the end (delta: -2.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 133.55 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.12 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 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...