./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label53.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/Problem18_label53.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 e743c1c7d5a4716717006e39b7cebdcab40edb4e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label53.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 e743c1c7d5a4716717006e39b7cebdcab40edb4e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:29,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:29,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:29,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:29,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:29,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:29,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:29,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:29,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:30,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:30,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:30,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:30,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:30,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:30,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:30,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:30,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:30,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:30,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:30,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:30,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:30,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:30,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:30,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:30,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:30,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:30,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:30,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:30,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:30,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:30,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:30,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:30,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:30,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:30,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:30,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:30,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:30,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:30,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:30,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:30,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:30,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:30,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:30,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:30,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:30,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:30,157 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:30,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:30,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:30,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:30,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:30,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:30,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:30,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:30,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:30,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:30,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:30,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:30,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:30,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:30,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:30,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:30,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:30,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:30,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:30,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:30,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:30,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:30,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:30,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:30,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:30,173 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 -> e743c1c7d5a4716717006e39b7cebdcab40edb4e [2019-11-24 20:57:30,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:30,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:30,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:30,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:30,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:30,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-24 20:57:31,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628156b95/2381e9465b49480ca1f0ff04bcc11751/FLAG00b985041 [2019-11-24 20:57:32,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:32,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-24 20:57:32,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628156b95/2381e9465b49480ca1f0ff04bcc11751/FLAG00b985041 [2019-11-24 20:57:32,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/628156b95/2381e9465b49480ca1f0ff04bcc11751 [2019-11-24 20:57:32,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:32,786 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:32,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:32,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:32,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:32,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,815 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 24.11 08:57:32, skipping insertion in model container [2019-11-24 20:57:32,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:32" (1/1) ... [2019-11-24 20:57:32,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:33,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:35,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:35,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:36,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:36,854 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:36,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36 WrapperNode [2019-11-24 20:57:36,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:36,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:36,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:36,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:36,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:36,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:37,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:37,368 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:37,369 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:37,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:36" (1/1) ... [2019-11-24 20:57:37,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:37,945 INFO L168 Benchmark]: Toolchain (without parser) took 5154.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.7 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,948 INFO L168 Benchmark]: CDTParser took 1.93 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 20:57:37,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4070.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,958 INFO L168 Benchmark]: Boogie Preprocessor took 569.24 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:37,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.93 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 4070.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.95 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 569.24 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 20:57:41,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:41,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:41,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:41,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:41,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:41,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:41,999 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:42,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:42,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:42,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:42,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:42,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:42,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:42,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:42,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:42,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:42,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:42,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:42,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:42,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:42,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:42,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:42,079 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:42,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:42,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:42,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:42,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:42,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:42,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:42,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:42,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:42,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:42,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:42,107 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:42,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:42,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:42,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:42,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:42,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:42,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:42,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:42,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:42,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:42,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:42,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:42,170 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:42,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:42,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:42,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:42,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:42,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:42,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:42,173 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:42,173 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:42,176 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:42,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:42,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:42,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:42,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:42,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:42,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:42,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:42,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:42,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:42,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:42,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:42,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:42,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:42,184 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:42,184 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:42,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:42,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:42,186 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 -> e743c1c7d5a4716717006e39b7cebdcab40edb4e [2019-11-24 20:57:42,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:42,795 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:42,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:42,803 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:42,809 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:42,810 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-24 20:57:42,970 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4acbd11/93a28d13aa9742eca58ec7ce998c4929/FLAG5c82bedaa [2019-11-24 20:57:44,576 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:44,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label53.c [2019-11-24 20:57:44,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4acbd11/93a28d13aa9742eca58ec7ce998c4929/FLAG5c82bedaa [2019-11-24 20:57:44,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4acbd11/93a28d13aa9742eca58ec7ce998c4929 [2019-11-24 20:57:44,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:44,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:44,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:44,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:44,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:44,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:44" (1/1) ... [2019-11-24 20:57:44,721 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 24.11 08:57:44, skipping insertion in model container [2019-11-24 20:57:44,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:44" (1/1) ... [2019-11-24 20:57:44,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:44,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:47,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:47,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:48,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:48,756 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:48,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48 WrapperNode [2019-11-24 20:57:48,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:48,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:48,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:48,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:48,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:48,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:49,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:49,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:49,171 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:49,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:48" (1/1) ... [2019-11-24 20:57:49,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:49,541 INFO L168 Benchmark]: Toolchain (without parser) took 4838.92 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,543 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-24 20:57:49,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4056.74 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 411.12 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,551 INFO L168 Benchmark]: Boogie Preprocessor took 362.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:49,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 4056.74 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 845.1 MB in the end (delta: 110.8 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 411.12 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 362.71 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...