./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem16_label48.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 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label48.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 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:55:54,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:55:54,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:55:54,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:55:54,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:55:54,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:55:54,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:55:54,951 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:55:54,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:55:54,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:55:54,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:55:54,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:55:54,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:55:54,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:55:54,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:55:54,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:55:54,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:55:54,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:55:54,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:55:54,997 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:55:54,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:55:54,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:55:55,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:55:55,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:55:55,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:55:55,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:55:55,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:55:55,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:55:55,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:55:55,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:55:55,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:55:55,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:55:55,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:55:55,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:55:55,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:55:55,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:55:55,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:55:55,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:55:55,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:55:55,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:55:55,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:55:55,038 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:55:55,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:55:55,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:55:55,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:55:55,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:55:55,071 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:55:55,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:55:55,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:55:55,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:55:55,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:55:55,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:55:55,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:55:55,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:55:55,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:55:55,076 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:55:55,076 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:55:55,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:55:55,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:55:55,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:55:55,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:55:55,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:55:55,078 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:55:55,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:55:55,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:55:55,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:55:55,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:55:55,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:55:55,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:55:55,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:55:55,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:55:55,082 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 -> 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 [2019-11-24 20:55:55,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:55:55,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:55:55,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:55:55,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:55:55,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:55:55,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-24 20:55:55,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63707e9a/423216a111db4017afbf9d73c392a7b6/FLAGe6e3e816b [2019-11-24 20:55:56,601 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:55:56,605 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-24 20:55:56,636 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63707e9a/423216a111db4017afbf9d73c392a7b6/FLAGe6e3e816b [2019-11-24 20:55:57,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f63707e9a/423216a111db4017afbf9d73c392a7b6 [2019-11-24 20:55:57,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:55:57,162 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:55:57,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:57,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:55:57,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:55:57,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:57" (1/1) ... [2019-11-24 20:55:57,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:57, skipping insertion in model container [2019-11-24 20:55:57,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:55:57" (1/1) ... [2019-11-24 20:55:57,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:55:57,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:55:58,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:58,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:55:58,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:55:58,808 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:55:58,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58 WrapperNode [2019-11-24 20:55:58,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:55:58,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:58,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:55:58,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:55:58,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:58,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:55:59,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:55:59,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:55:59,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:55:59,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:55:58" (1/1) ... [2019-11-24 20:55:59,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:55:59,334 INFO L168 Benchmark]: Toolchain (without parser) took 2170.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 886.9 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:59,335 INFO L168 Benchmark]: CDTParser took 0.65 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. [2019-11-24 20:55:59,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1651.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.1 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:59,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 266.09 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 904.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:59,344 INFO L168 Benchmark]: Boogie Preprocessor took 244.24 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 886.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:55:59,351 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 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 1651.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 927.1 MB in the end (delta: 27.4 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 266.09 ms. Allocated memory is still 1.0 GB. Free memory was 927.1 MB in the beginning and 904.1 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.24 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 886.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-32f2683 [2019-11-24 20:56:02,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:02,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:02,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:02,120 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:02,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:02,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:02,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:02,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:02,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:02,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:02,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:02,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:02,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:02,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:02,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:02,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:02,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:02,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:02,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:02,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:02,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:02,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:02,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:02,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:02,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:02,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:02,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:02,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:02,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:02,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:02,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:02,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:02,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:02,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:02,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:02,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:02,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:02,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:02,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:02,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:02,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:02,246 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:02,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:02,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:02,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:02,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:02,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:02,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:02,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:02,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:02,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:02,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:02,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:02,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:02,257 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:02,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:02,258 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:02,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:02,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:02,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:02,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:02,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:02,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:02,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:02,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:02,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:02,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:02,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:02,263 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:02,263 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:02,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:02,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:02,265 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 -> 168fe3397f2f279babc0bc6f8b7838fa6f84c9e3 [2019-11-24 20:56:02,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:02,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:02,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:02,787 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:02,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:02,790 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-24 20:56:02,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416c3fb8f/7467eeb18a1e48f5b8468b2da4734c8a/FLAG4d5813bca [2019-11-24 20:56:03,858 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:03,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label48.c [2019-11-24 20:56:03,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416c3fb8f/7467eeb18a1e48f5b8468b2da4734c8a/FLAG4d5813bca [2019-11-24 20:56:03,929 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/416c3fb8f/7467eeb18a1e48f5b8468b2da4734c8a [2019-11-24 20:56:03,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:03,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:03,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:03,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:03,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:03,947 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:03, skipping insertion in model container [2019-11-24 20:56:03,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:03" (1/1) ... [2019-11-24 20:56:03,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:04,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:05,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:05,301 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:05,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:05,695 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:05,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05 WrapperNode [2019-11-24 20:56:05,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:05,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:05,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:05,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:05,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:05,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:05,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:05,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:05,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:05" (1/1) ... [2019-11-24 20:56:06,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:06,048 INFO L168 Benchmark]: Toolchain (without parser) took 2106.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 891.3 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,049 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-24 20:56:06,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1759.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 914.2 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,052 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.98 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,055 INFO L168 Benchmark]: Boogie Preprocessor took 154.55 ms. Allocated memory is still 1.0 GB. Free memory was 902.8 MB in the beginning and 891.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:06,062 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1759.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 914.2 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.98 ms. Allocated memory is still 1.0 GB. Free memory was 914.2 MB in the beginning and 902.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 154.55 ms. Allocated memory is still 1.0 GB. Free memory was 902.8 MB in the beginning and 891.3 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...