./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/eqn4f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-fpi/eqn4f.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 bda1393a6cae8c0593c13e5d45241d07ffdf29fb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-fpi/eqn4f.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 bda1393a6cae8c0593c13e5d45241d07ffdf29fb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:14,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:14,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:15,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:15,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:15,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:15,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:15,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:15,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:15,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:15,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:15,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:15,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:15,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:15,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:15,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:15,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:15,117 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:15,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:15,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:15,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:15,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:15,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:15,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:15,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:15,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:15,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:15,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:15,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:15,183 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:15,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:15,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:15,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:15,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:15,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:15,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:15,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:15,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:15,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:15,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:15,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:15,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:15,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:15,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:15,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:15,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:15,256 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:15,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:15,259 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:15,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:15,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:15,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:15,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:15,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:15,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:15,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:15,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:15,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:15,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:15,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:15,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:15,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:15,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:15,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:15,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:15,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:15,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:15,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:15,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:15,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:15,270 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 -> bda1393a6cae8c0593c13e5d45241d07ffdf29fb [2019-11-26 16:31:15,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:15,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:15,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:15,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:15,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:15,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn4f.c [2019-11-26 16:31:16,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c98d522f/184634df2a554b01b0b096822154e7da/FLAGc8ab7115c [2019-11-26 16:31:17,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:17,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn4f.c [2019-11-26 16:31:17,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c98d522f/184634df2a554b01b0b096822154e7da/FLAGc8ab7115c [2019-11-26 16:31:17,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c98d522f/184634df2a554b01b0b096822154e7da [2019-11-26 16:31:17,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:17,247 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:17,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:17,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:17,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:17,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:17,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17, skipping insertion in model container [2019-11-26 16:31:17,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:17,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:17,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:17,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:17,773 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:17,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:17,931 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:17,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17 WrapperNode [2019-11-26 16:31:17,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:17,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:17,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:17,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:17,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:17,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:18,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:18,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:18,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:18,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:17" (1/1) ... [2019-11-26 16:31:18,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:18,095 INFO L168 Benchmark]: Toolchain (without parser) took 828.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:18,097 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-26 16:31:18,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:18,103 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:18,106 INFO L168 Benchmark]: Boogie Preprocessor took 58.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:18,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 681.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 81.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 0.1.24-025d5a2 [2019-11-26 16:31:21,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:21,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:21,945 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:21,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:21,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:21,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:21,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:21,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:21,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:21,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:21,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:21,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:21,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:21,996 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:21,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:21,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:22,002 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:22,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:22,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:22,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:22,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:22,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:22,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:22,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:22,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:22,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:22,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:22,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:22,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:22,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:22,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:22,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:22,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:22,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:22,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:22,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:22,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:22,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:22,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:22,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:22,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:22,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:22,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:22,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:22,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:22,128 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:22,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:22,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:22,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:22,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:22,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:22,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:22,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:22,134 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:22,135 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:22,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:22,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:22,136 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:22,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:22,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:22,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:22,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:22,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:22,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:22,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:22,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:22,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:22,141 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:22,141 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:22,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:22,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:22,146 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 -> bda1393a6cae8c0593c13e5d45241d07ffdf29fb [2019-11-26 16:31:22,716 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:22,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:22,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:22,753 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:22,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:22,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/eqn4f.c [2019-11-26 16:31:22,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d12920b1/405e32e6b3714f5dbdb6b36e46fe09b2/FLAGf9b850813 [2019-11-26 16:31:23,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:23,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/eqn4f.c [2019-11-26 16:31:23,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d12920b1/405e32e6b3714f5dbdb6b36e46fe09b2/FLAGf9b850813 [2019-11-26 16:31:23,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d12920b1/405e32e6b3714f5dbdb6b36e46fe09b2 [2019-11-26 16:31:24,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:24,015 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:24,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:24,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:24,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:24,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:24,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24, skipping insertion in model container [2019-11-26 16:31:24,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:24,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:24,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:24,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:24,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:24,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:24,917 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:24,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24 WrapperNode [2019-11-26 16:31:24,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:24,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:24,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:24,923 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:24,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:24,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:25,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:25,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:25,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:25,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:24" (1/1) ... [2019-11-26 16:31:25,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:25,170 INFO L168 Benchmark]: Toolchain (without parser) took 1150.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:25,171 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-26 16:31:25,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 898.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:25,181 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:25,181 INFO L168 Benchmark]: Boogie Preprocessor took 106.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:25,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 898.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.95 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.90 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...