./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label54.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/Problem12_label54.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 c3f486ff77effc8843818d5e46c3730b16f49ad5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label54.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 c3f486ff77effc8843818d5e46c3730b16f49ad5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:46:54,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:46:54,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:46:54,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:46:54,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:46:54,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:46:54,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:46:54,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:46:54,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:46:54,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:46:54,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:46:54,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:46:54,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:46:54,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:46:54,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:46:54,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:46:54,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:46:54,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:46:54,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:46:54,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:46:54,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:46:54,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:46:54,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:46:54,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:46:54,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:46:54,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:46:54,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:46:54,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:46:54,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:46:54,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:46:54,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:46:54,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:46:54,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:46:54,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:46:54,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:46:54,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:46:54,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:46:54,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:46:54,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:46:54,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:46:54,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:46:54,935 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:46:54,973 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:46:54,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:46:54,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:46:54,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:46:54,981 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:46:54,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:46:54,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:46:54,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:46:54,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:46:54,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:46:54,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:46:54,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:46:54,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:46:54,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:46:54,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:46:54,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:46:54,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:46:54,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:46:54,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:46:54,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:46:54,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:46:54,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:46:54,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:46:54,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:46:54,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:46:54,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:46:54,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:46:54,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:46:54,999 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 -> c3f486ff77effc8843818d5e46c3730b16f49ad5 [2019-11-26 16:46:55,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:46:55,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:46:55,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:46:55,679 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:46:55,681 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:46:55,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-26 16:46:55,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f68e597/c7874b8729c546fe85018122928ac43c/FLAGe2f20fa06 [2019-11-26 16:46:57,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:57,650 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-26 16:46:57,745 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f68e597/c7874b8729c546fe85018122928ac43c/FLAGe2f20fa06 [2019-11-26 16:46:57,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0f68e597/c7874b8729c546fe85018122928ac43c [2019-11-26 16:46:57,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:57,805 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:57,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:57,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:57,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:57,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,834 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 26.11 04:46:57, skipping insertion in model container [2019-11-26 16:46:57,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:57" (1/1) ... [2019-11-26 16:46:57,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:58,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:01,204 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:01,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:02,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:02,571 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:02,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02 WrapperNode [2019-11-26 16:47:02,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:02,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:02,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:02,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:02,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:02,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:03,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:03,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:03,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:03,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:03,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:04,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:02" (1/1) ... [2019-11-26 16:47:04,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:04,730 INFO L168 Benchmark]: Toolchain (without parser) took 6924.02 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 914.9 MB in the end (delta: 35.4 MB). Peak memory consumption was 316.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:04,731 INFO L168 Benchmark]: CDTParser took 1.38 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 16:47:04,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4770.10 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 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:04,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 883.28 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.5 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:04,741 INFO L168 Benchmark]: Boogie Preprocessor took 1258.99 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 914.9 MB in the end (delta: -157.4 MB). Peak memory consumption was 123.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:04,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.38 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 4770.10 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 826.6 MB in the end (delta: 123.7 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 883.28 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.5 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1258.99 ms. Allocated memory is still 1.0 GB. Free memory was 757.5 MB in the beginning and 914.9 MB in the end (delta: -157.4 MB). Peak memory consumption was 123.5 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 16:47:08,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:08,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:08,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:08,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:08,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:08,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:08,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:08,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:08,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:08,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:08,710 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:08,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:08,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:08,722 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:08,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:08,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:08,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:08,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:08,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:08,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:08,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:08,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:08,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:08,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:08,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:08,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:08,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:08,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:08,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:08,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:08,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:08,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:08,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:08,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:08,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:08,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:08,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:08,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:08,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:08,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:08,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:08,846 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:08,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:08,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:08,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:08,851 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:08,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:08,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:08,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:08,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:08,857 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:08,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:08,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:08,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:08,860 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:08,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:08,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:08,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:08,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:08,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:08,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:08,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:08,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:08,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:08,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:08,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:08,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:08,867 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:08,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:08,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:08,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:08,872 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 -> c3f486ff77effc8843818d5e46c3730b16f49ad5 [2019-11-26 16:47:09,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:09,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:09,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:09,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:09,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:09,478 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-26 16:47:09,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d124d8aa/9f762589cb044f4ca0e808974fdd5e8f/FLAG9ada31bc8 [2019-11-26 16:47:11,322 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:11,324 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label54.c [2019-11-26 16:47:11,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d124d8aa/9f762589cb044f4ca0e808974fdd5e8f/FLAG9ada31bc8 [2019-11-26 16:47:11,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d124d8aa/9f762589cb044f4ca0e808974fdd5e8f [2019-11-26 16:47:11,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:11,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:11,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:11,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:11,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:11,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:11" (1/1) ... [2019-11-26 16:47:11,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:11, skipping insertion in model container [2019-11-26 16:47:11,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:11" (1/1) ... [2019-11-26 16:47:11,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:12,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:15,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:15,439 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:16,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:17,063 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:17,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17 WrapperNode [2019-11-26 16:47:17,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:17,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:17,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:17,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:17,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:17,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:17,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:17,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:17,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:17,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:17" (1/1) ... [2019-11-26 16:47:18,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:18,186 INFO L168 Benchmark]: Toolchain (without parser) took 6354.29 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 725.9 MB in the end (delta: 224.3 MB). Peak memory consumption was 224.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,187 INFO L168 Benchmark]: CDTParser took 0.64 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 16:47:18,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5231.62 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 796.1 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,193 INFO L168 Benchmark]: Boogie Procedure Inliner took 535.68 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 756.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,197 INFO L168 Benchmark]: Boogie Preprocessor took 577.71 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 725.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:18,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 5231.62 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 796.1 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 535.68 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 756.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 577.71 ms. Allocated memory is still 1.0 GB. Free memory was 756.0 MB in the beginning and 725.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...