./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label43.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/Problem06_label43.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 ab6889426071804ebeb77bf5c597ea2963e27e5d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label43.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 ab6889426071804ebeb77bf5c597ea2963e27e5d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:25:07,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:07,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:07,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:07,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:07,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:07,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:07,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:07,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:07,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:07,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:07,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:07,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:07,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:07,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:07,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:07,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:07,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:07,977 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:07,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:07,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:08,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:08,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:08,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:08,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:08,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:08,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:08,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:08,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:08,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:08,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:08,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:08,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:08,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:08,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:08,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:08,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:08,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:08,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:08,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:08,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:08,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:25:08,082 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:08,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:08,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:08,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:08,090 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:08,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:08,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:08,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:25:08,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:08,092 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:08,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:08,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:08,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:08,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:08,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:08,098 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:08,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:08,098 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:08,098 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:08,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:08,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:08,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:08,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:08,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:08,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:08,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:25:08,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:25:08,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:08,106 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 -> ab6889426071804ebeb77bf5c597ea2963e27e5d [2019-11-27 09:25:08,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:08,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:08,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:08,668 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:08,668 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:08,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2019-11-27 09:25:08,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f861aa789/97e986fb26be408391a90e932cf3710d/FLAGb36a42c5c [2019-11-27 09:25:10,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:10,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2019-11-27 09:25:10,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f861aa789/97e986fb26be408391a90e932cf3710d/FLAGb36a42c5c [2019-11-27 09:25:11,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f861aa789/97e986fb26be408391a90e932cf3710d [2019-11-27 09:25:11,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:11,039 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:11,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:11,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:11,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:11,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:11" (1/1) ... [2019-11-27 09:25:11,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:11, skipping insertion in model container [2019-11-27 09:25:11,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:11" (1/1) ... [2019-11-27 09:25:11,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:11,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:15,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:15,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:18,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:18,469 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:18,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18 WrapperNode [2019-11-27 09:25:18,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:18,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:18,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:18,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:18,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:18,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:19,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:19,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:19,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:19,162 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:18" (1/1) ... [2019-11-27 09:25:19,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:19,929 INFO L168 Benchmark]: Toolchain (without parser) took 8885.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 781.7 MB in the end (delta: 157.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:19,932 INFO L168 Benchmark]: CDTParser took 2.09 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 09:25:19,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7430.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.3 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:19,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 675.19 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 833.0 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:19,940 INFO L168 Benchmark]: Boogie Preprocessor took 774.12 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 781.7 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:19,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.09 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 7430.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 906.4 MB in the end (delta: 32.3 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 675.19 ms. Allocated memory is still 1.0 GB. Free memory was 906.4 MB in the beginning and 833.0 MB in the end (delta: 73.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 774.12 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 781.7 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 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 09:25:24,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:25:24,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:25:24,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:25:24,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:25:24,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:25:24,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:25:24,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:25:24,072 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:25:24,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:25:24,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:25:24,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:25:24,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:25:24,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:25:24,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:25:24,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:25:24,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:25:24,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:25:24,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:25:24,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:25:24,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:25:24,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:25:24,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:25:24,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:25:24,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:25:24,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:25:24,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:25:24,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:25:24,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:25:24,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:25:24,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:25:24,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:25:24,149 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:25:24,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:25:24,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:25:24,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:25:24,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:25:24,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:25:24,158 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:25:24,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:25:24,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:25:24,165 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:25:24,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:25:24,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:25:24,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:25:24,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:25:24,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:25:24,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:25:24,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:25:24,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:25:24,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:25:24,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:25:24,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:25:24,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:25:24,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:25:24,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:25:24,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:25:24,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:25:24,234 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:25:24,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:25:24,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:25:24,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:25:24,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:25:24,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:25:24,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:25:24,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:25:24,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:25:24,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:25:24,240 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:25:24,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:25:24,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:25:24,242 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:25:24,243 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 -> ab6889426071804ebeb77bf5c597ea2963e27e5d [2019-11-27 09:25:24,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:25:24,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:25:24,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:25:24,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:25:24,897 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:25:24,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2019-11-27 09:25:25,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca26d4d4/db3a740517424ad986e9acd626d24f9c/FLAG74a265060 [2019-11-27 09:25:26,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:25:26,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2019-11-27 09:25:27,089 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca26d4d4/db3a740517424ad986e9acd626d24f9c/FLAG74a265060 [2019-11-27 09:25:27,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ca26d4d4/db3a740517424ad986e9acd626d24f9c [2019-11-27 09:25:27,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:25:27,206 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:25:27,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:27,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:25:27,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:25:27,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:27" (1/1) ... [2019-11-27 09:25:27,232 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 27.11 09:25:27, skipping insertion in model container [2019-11-27 09:25:27,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:25:27" (1/1) ... [2019-11-27 09:25:27,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:25:27,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:25:32,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:32,251 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:25:34,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:25:35,065 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:25:35,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35 WrapperNode [2019-11-27 09:25:35,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:25:35,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:35,071 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:25:35,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:25:35,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,858 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:25:35,859 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:25:35,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:25:35,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:25:35,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:35,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:25:35" (1/1) ... [2019-11-27 09:25:36,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:25:36,815 INFO L168 Benchmark]: Toolchain (without parser) took 9602.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 806.4 MB in the end (delta: 126.5 MB). Peak memory consumption was 126.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,816 INFO L168 Benchmark]: CDTParser took 0.34 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 09:25:36,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7856.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,821 INFO L168 Benchmark]: Boogie Procedure Inliner took 791.15 ms. Allocated memory is still 1.0 GB. Free memory was 929.6 MB in the beginning and 858.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,825 INFO L168 Benchmark]: Boogie Preprocessor took 946.22 ms. Allocated memory is still 1.0 GB. Free memory was 858.9 MB in the beginning and 806.4 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:25:36,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 7856.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 929.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 791.15 ms. Allocated memory is still 1.0 GB. Free memory was 929.6 MB in the beginning and 858.9 MB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 946.22 ms. Allocated memory is still 1.0 GB. Free memory was 858.9 MB in the beginning and 806.4 MB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...