./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/relax-2.i --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/array-examples/relax-2.i -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 e8a1befeddf689a298a544a140943674ffaf142f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-examples/relax-2.i -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 e8a1befeddf689a298a544a140943674ffaf142f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:34:25,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:34:25,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:34:26,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:34:26,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:34:26,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:34:26,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:34:26,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:34:26,069 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:34:26,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:34:26,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:34:26,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:34:26,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:34:26,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:34:26,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:34:26,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:34:26,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:34:26,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:34:26,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:34:26,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:34:26,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:34:26,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:34:26,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:34:26,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:34:26,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:34:26,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:34:26,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:34:26,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:34:26,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:34:26,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:34:26,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:34:26,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:34:26,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:34:26,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:34:26,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:34:26,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:34:26,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:34:26,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:34:26,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:34:26,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:34:26,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:34:26,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:34:26,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:34:26,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:34:26,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:34:26,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:34:26,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:34:26,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:34:26,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:34:26,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:34:26,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:34:26,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:34:26,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:34:26,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:34:26,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:34:26,252 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:34:26,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:34:26,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:34:26,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:34:26,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:34:26,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:34:26,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:34:26,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:34:26,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:34:26,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:34:26,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:34:26,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:34:26,258 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:34:26,258 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:34:26,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:34:26,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:34:26,261 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 -> e8a1befeddf689a298a544a140943674ffaf142f [2019-11-24 20:34:26,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:34:26,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:34:26,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:34:26,915 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:34:26,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:34:26,919 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/relax-2.i [2019-11-24 20:34:27,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae8a47a0/405a9b7b382545dfba9520ded2a5a95f/FLAG59d302be6 [2019-11-24 20:34:28,316 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:34:28,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/relax-2.i [2019-11-24 20:34:28,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae8a47a0/405a9b7b382545dfba9520ded2a5a95f/FLAG59d302be6 [2019-11-24 20:34:28,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ae8a47a0/405a9b7b382545dfba9520ded2a5a95f [2019-11-24 20:34:28,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:34:28,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:34:28,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:34:28,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:34:28,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:34:28,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:34:28" (1/1) ... [2019-11-24 20:34:28,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:28, skipping insertion in model container [2019-11-24 20:34:28,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:34:28" (1/1) ... [2019-11-24 20:34:28,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:34:28,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:34:29,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:34:29,474 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:34:29,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:34:29,721 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:34:29,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29 WrapperNode [2019-11-24 20:34:29,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:34:29,727 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:34:29,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:34:29,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:34:29,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:34:29,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:34:29,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:34:29,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:34:29,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:29" (1/1) ... [2019-11-24 20:34:29,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:34:30,002 INFO L168 Benchmark]: Toolchain (without parser) took 1580.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:34:30,005 INFO L168 Benchmark]: CDTParser took 2.04 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 20:34:30,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1316.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:34:30,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.09 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:34:30,019 INFO L168 Benchmark]: Boogie Preprocessor took 94.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:34:30,031 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.04 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 1316.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.09 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.68 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 20:34:33,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:34:33,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:34:33,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:34:33,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:34:33,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:34:33,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:34:34,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:34:34,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:34:34,014 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:34:34,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:34:34,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:34:34,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:34:34,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:34:34,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:34:34,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:34:34,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:34:34,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:34:34,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:34:34,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:34:34,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:34:34,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:34:34,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:34:34,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:34:34,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:34:34,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:34:34,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:34:34,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:34:34,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:34:34,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:34:34,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:34:34,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:34:34,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:34:34,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:34:34,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:34:34,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:34:34,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:34:34,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:34:34,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:34:34,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:34:34,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:34:34,129 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:34:34,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:34:34,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:34:34,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:34:34,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:34:34,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:34:34,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:34:34,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:34:34,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:34:34,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:34:34,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:34:34,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:34:34,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:34:34,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:34:34,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:34:34,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:34:34,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:34:34,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:34:34,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:34:34,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:34:34,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:34:34,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:34:34,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:34:34,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:34:34,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:34:34,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:34:34,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:34:34,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:34:34,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:34:34,197 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:34:34,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:34:34,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:34:34,199 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 -> e8a1befeddf689a298a544a140943674ffaf142f [2019-11-24 20:34:34,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:34:34,910 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:34:34,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:34:34,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:34:34,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:34:34,921 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/relax-2.i [2019-11-24 20:34:35,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247292b4f/63544aec31734219a85df5b4ea86e756/FLAG7108c5dda [2019-11-24 20:34:36,274 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:34:36,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/relax-2.i [2019-11-24 20:34:36,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247292b4f/63544aec31734219a85df5b4ea86e756/FLAG7108c5dda [2019-11-24 20:34:36,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/247292b4f/63544aec31734219a85df5b4ea86e756 [2019-11-24 20:34:36,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:34:36,363 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:34:36,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:34:36,369 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:34:36,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:34:36,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:34:36" (1/1) ... [2019-11-24 20:34:36,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:36, skipping insertion in model container [2019-11-24 20:34:36,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:34:36" (1/1) ... [2019-11-24 20:34:36,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:34:36,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:34:37,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:34:37,436 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:34:37,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:34:37,719 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:34:37,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37 WrapperNode [2019-11-24 20:34:37,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:34:37,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:34:37,727 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:34:37,728 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:34:37,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:34:37,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:34:37,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:34:37,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:34:37,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:37,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:38,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:38,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:34:37" (1/1) ... [2019-11-24 20:34:38,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:34:38,037 INFO L168 Benchmark]: Toolchain (without parser) took 1665.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:34:38,038 INFO L168 Benchmark]: CDTParser took 4.41 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 20:34:38,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:34:38,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:34:38,044 INFO L168 Benchmark]: Boogie Preprocessor took 130.07 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:34:38,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.41 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 1356.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.83 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.07 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...