./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label15.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/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label15.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 bc10747f87632ce79adb1b929934311535835e62 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:04,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:04,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:04,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:04,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:04,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:04,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:04,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:04,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:04,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:04,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:04,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:04,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:04,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:04,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:04,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:04,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:04,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:04,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:04,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:04,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:04,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:04,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:04,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:04,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:04,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:04,892 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:04,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:04,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:04,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:04,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:04,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:04,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:04,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:04,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:04,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:04,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:04,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:04,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:04,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:04,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:04,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:04,958 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:04,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:04,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:04,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:04,965 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:04,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:04,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:04,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:04,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:04,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:04,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:04,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:04,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:04,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:04,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:04,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:04,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:04,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:04,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:04,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:04,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:04,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:04,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:04,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:04,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:04,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:04,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:04,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:04,981 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-27 09:36:05,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:05,681 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:05,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:05,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:05,693 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:05,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 09:36:05,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62b50253/7d0ce194d07e44a2b104052751543c23/FLAG937c93908 [2019-11-27 09:36:07,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:07,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 09:36:07,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62b50253/7d0ce194d07e44a2b104052751543c23/FLAG937c93908 [2019-11-27 09:36:07,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62b50253/7d0ce194d07e44a2b104052751543c23 [2019-11-27 09:36:07,480 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:07,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:07,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:07,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:07,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:07,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:07" (1/1) ... [2019-11-27 09:36:07,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:07, skipping insertion in model container [2019-11-27 09:36:07,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:07" (1/1) ... [2019-11-27 09:36:07,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:07,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:09,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:09,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:10,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:10,123 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:10,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10 WrapperNode [2019-11-27 09:36:10,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:10,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:10,134 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:10,134 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:10,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:10,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:10,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:10,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:10,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:10,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:10" (1/1) ... [2019-11-27 09:36:11,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:11,063 INFO L168 Benchmark]: Toolchain (without parser) took 3572.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.1 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,064 INFO L168 Benchmark]: CDTParser took 0.31 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 09:36:11,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2638.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 464.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.5 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,073 INFO L168 Benchmark]: Boogie Preprocessor took 460.07 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:11,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2638.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 464.82 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 874.5 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 460.07 ms. Allocated memory is still 1.0 GB. Free memory was 874.5 MB in the beginning and 857.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 09:36:14,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:14,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:15,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:15,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:15,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:15,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:15,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:15,042 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:15,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:15,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:15,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:15,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:15,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:15,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:15,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:15,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:15,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:15,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:15,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:15,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:15,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:15,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:15,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:15,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:15,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:15,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:15,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:15,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:15,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:15,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:15,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:15,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:15,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:15,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:15,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:15,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:15,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:15,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:15,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:15,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:15,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:15,201 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:15,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:15,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:15,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:15,212 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:15,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:15,213 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:15,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:15,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:15,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:15,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:15,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:15,220 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:15,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:15,221 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:15,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:15,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:15,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:15,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:15,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:15,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:15,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:15,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:15,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:15,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:15,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:15,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:15,230 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:15,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:15,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:15,234 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 -> bc10747f87632ce79adb1b929934311535835e62 [2019-11-27 09:36:15,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:15,886 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:15,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:15,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:15,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:15,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 09:36:16,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac8afb53/772c4a981ca2487cb1659bdaf2361826/FLAGcccb98d68 [2019-11-27 09:36:17,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:17,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label15.c [2019-11-27 09:36:17,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac8afb53/772c4a981ca2487cb1659bdaf2361826/FLAGcccb98d68 [2019-11-27 09:36:17,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bac8afb53/772c4a981ca2487cb1659bdaf2361826 [2019-11-27 09:36:17,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:17,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:17,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:17,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:17,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:17,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:17" (1/1) ... [2019-11-27 09:36:17,695 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 27.11 09:36:17, skipping insertion in model container [2019-11-27 09:36:17,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:17" (1/1) ... [2019-11-27 09:36:17,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:17,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:19,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:19,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:20,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:20,676 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:20,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20 WrapperNode [2019-11-27 09:36:20,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:20,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:20,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:20,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:20,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:20,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:20,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:20,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:20,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:20,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:21,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:20" (1/1) ... [2019-11-27 09:36:21,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:21,287 INFO L168 Benchmark]: Toolchain (without parser) took 3613.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.8 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,288 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-27 09:36:21,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3005.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 316.23 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,298 INFO L168 Benchmark]: Boogie Preprocessor took 283.95 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:21,307 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 3005.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 316.23 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 869.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 283.95 ms. Allocated memory is still 1.0 GB. Free memory was 869.3 MB in the beginning and 857.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...