./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/brs4.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/brs4.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 a42ef63c15fce4743570da16c3ba06fe5c855054 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/brs4.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 a42ef63c15fce4743570da16c3ba06fe5c855054 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:31:02,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:02,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:02,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:02,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:02,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:02,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:02,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:02,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:02,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:02,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:02,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:02,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:03,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:03,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:03,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:03,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:03,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:03,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:03,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:03,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:03,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:03,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:03,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:03,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:03,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:03,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:03,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:03,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:03,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:03,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:03,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:03,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:03,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:03,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:03,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:03,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:03,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:03,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:03,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:03,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:03,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:03,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:03,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:03,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:03,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:03,147 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:03,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:03,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:03,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:03,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:03,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:03,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:03,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:03,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:03,153 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:03,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:03,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:03,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:03,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:03,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:03,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:03,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:03,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:03,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:03,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:03,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:03,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:03,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:03,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:03,162 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 -> a42ef63c15fce4743570da16c3ba06fe5c855054 [2019-11-26 16:31:03,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:03,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:03,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:03,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:03,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:03,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4.c [2019-11-26 16:31:03,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3d597bd/bbc76b0ca74947af8cf933ca36ddc58f/FLAG9d85fee93 [2019-11-26 16:31:05,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:05,009 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4.c [2019-11-26 16:31:05,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3d597bd/bbc76b0ca74947af8cf933ca36ddc58f/FLAG9d85fee93 [2019-11-26 16:31:05,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3d597bd/bbc76b0ca74947af8cf933ca36ddc58f [2019-11-26 16:31:05,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:05,190 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:05,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:05,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:05,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:05,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:05,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05, skipping insertion in model container [2019-11-26 16:31:05,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:05,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:05,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:05,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:05,811 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:05,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:05,913 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:05,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05 WrapperNode [2019-11-26 16:31:05,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:05,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:05,923 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:05,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:06,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,058 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,122 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:06,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:06,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:06,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:06,135 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:05" (1/1) ... [2019-11-26 16:31:06,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:06,201 INFO L168 Benchmark]: Toolchain (without parser) took 1005.09 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 991.2 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:06,204 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:31:06,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.47 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:06,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.85 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:06,227 INFO L168 Benchmark]: Boogie Preprocessor took 67.47 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 16:31:06,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 721.47 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.85 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 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.47 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 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 16:31:10,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:10,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:10,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:10,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:10,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:10,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:10,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:10,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:10,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:10,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:10,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:10,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:10,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:10,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:10,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:10,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:10,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:10,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:10,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:10,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:10,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:10,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:10,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:10,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:10,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:10,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:10,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:10,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:10,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:10,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:10,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:10,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:10,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:10,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:10,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:10,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:10,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:10,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:10,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:10,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:10,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:10,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:10,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:10,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:10,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:10,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:10,336 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:10,336 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:10,336 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:10,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:10,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:10,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:10,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:10,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:10,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:10,342 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:10,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:10,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:10,344 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:10,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:10,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:10,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:10,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:10,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:10,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:10,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:10,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:10,350 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:10,350 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:10,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:10,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:10,353 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 -> a42ef63c15fce4743570da16c3ba06fe5c855054 [2019-11-26 16:31:10,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:11,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:11,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:11,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:11,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:11,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/brs4.c [2019-11-26 16:31:11,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f4b6ab0/51e378246f4943919e05708219b4a838/FLAGe76d4dfde [2019-11-26 16:31:12,199 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:12,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/brs4.c [2019-11-26 16:31:12,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f4b6ab0/51e378246f4943919e05708219b4a838/FLAGe76d4dfde [2019-11-26 16:31:12,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f4b6ab0/51e378246f4943919e05708219b4a838 [2019-11-26 16:31:12,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:12,389 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:12,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:12,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:12,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:12,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:12" (1/1) ... [2019-11-26 16:31:12,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:12, skipping insertion in model container [2019-11-26 16:31:12,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:12" (1/1) ... [2019-11-26 16:31:12,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:12,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:12,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:13,004 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:13,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:13,226 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:13,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13 WrapperNode [2019-11-26 16:31:13,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:13,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:13,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:13,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:13,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:13,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:13,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:13,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:13,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:13" (1/1) ... [2019-11-26 16:31:13,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:13,420 INFO L168 Benchmark]: Toolchain (without parser) took 1028.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.0 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:13,424 INFO L168 Benchmark]: CDTParser took 0.39 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 16:31:13,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.89 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 996.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:13,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:13,433 INFO L168 Benchmark]: Boogie Preprocessor took 79.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:13,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 841.89 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 996.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...