./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ncompf.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/ncompf.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 0502d3c21f5f4ac16678747b32ea8813b3ead6ef .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ncompf.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 0502d3c21f5f4ac16678747b32ea8813b3ead6ef .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:40:21,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:21,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:21,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:21,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:21,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:21,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:21,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:21,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:21,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:21,991 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:21,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:22,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:22,006 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:22,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:22,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:22,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:22,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:22,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:22,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:22,039 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:22,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:22,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:22,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:22,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:22,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:22,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:22,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:22,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:22,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:22,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:22,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:22,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:22,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:22,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:22,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:22,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:22,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:22,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:22,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:22,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:22,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:22,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:22,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:22,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:22,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:22,119 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:22,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:22,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:22,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:22,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:22,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:22,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:22,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:22,123 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:22,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:22,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:22,127 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:22,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:22,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:22,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:22,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:22,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:22,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:22,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:22,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:22,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:22,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:22,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:22,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:22,133 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 -> 0502d3c21f5f4ac16678747b32ea8813b3ead6ef [2019-11-27 15:40:22,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:22,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:22,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:22,772 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:22,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:22,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncompf.c [2019-11-27 15:40:22,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af3bae63/d0a6e40279ba42eaa6bdb262e949f4c2/FLAG9e5ff48d5 [2019-11-27 15:40:24,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:24,111 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncompf.c [2019-11-27 15:40:24,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af3bae63/d0a6e40279ba42eaa6bdb262e949f4c2/FLAG9e5ff48d5 [2019-11-27 15:40:24,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5af3bae63/d0a6e40279ba42eaa6bdb262e949f4c2 [2019-11-27 15:40:24,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:24,195 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:24,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:24,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:24,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:24,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:24" (1/1) ... [2019-11-27 15:40:24,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:24, skipping insertion in model container [2019-11-27 15:40:24,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:24" (1/1) ... [2019-11-27 15:40:24,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:24,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:24,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:24,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:24,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:25,107 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:25,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25 WrapperNode [2019-11-27 15:40:25,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:25,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:25,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:25,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:25,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,172 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:25,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:25,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:25,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:25,253 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:25" (1/1) ... [2019-11-27 15:40:25,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:25,330 INFO L168 Benchmark]: Toolchain (without parser) took 1119.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:25,332 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-27 15:40:25,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 913.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:25,344 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.23 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:25,345 INFO L168 Benchmark]: Boogie Preprocessor took 67.96 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:25,357 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 913.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 995.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 128.23 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.96 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:40:29,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:29,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:29,647 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:29,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:29,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:29,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:29,675 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:29,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:29,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:29,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:29,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:29,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:29,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:29,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:29,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:29,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:29,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:29,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:29,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:29,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:29,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:29,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:29,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:29,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:29,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:29,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:29,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:29,775 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:29,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:29,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:29,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:29,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:29,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:29,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:29,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:29,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:29,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:29,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:29,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:29,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:29,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:29,854 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:29,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:29,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:29,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:29,863 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:29,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:29,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:29,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:29,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:29,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:29,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:29,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:29,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:29,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:29,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:29,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:29,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:29,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:29,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:29,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:29,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:29,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:29,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:29,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:29,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:29,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:29,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:29,882 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:29,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:29,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:29,884 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 -> 0502d3c21f5f4ac16678747b32ea8813b3ead6ef [2019-11-27 15:40:30,451 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:30,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:30,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:30,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:30,495 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:30,496 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ncompf.c [2019-11-27 15:40:30,663 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641f2b972/64ccd3e4b2b54bdf9f434808fd6174ec/FLAGb3ca5d408 [2019-11-27 15:40:31,685 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:31,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ncompf.c [2019-11-27 15:40:31,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641f2b972/64ccd3e4b2b54bdf9f434808fd6174ec/FLAGb3ca5d408 [2019-11-27 15:40:31,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/641f2b972/64ccd3e4b2b54bdf9f434808fd6174ec [2019-11-27 15:40:31,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:31,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:31,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:31,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:31,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:31,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:31" (1/1) ... [2019-11-27 15:40:31,877 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 27.11 03:40:31, skipping insertion in model container [2019-11-27 15:40:31,880 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:31" (1/1) ... [2019-11-27 15:40:31,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:31,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:32,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:32,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:32,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:32,670 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:32,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32 WrapperNode [2019-11-27 15:40:32,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:32,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:32,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:32,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:32,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:32,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:32,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:32,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:32,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:32" (1/1) ... [2019-11-27 15:40:32,946 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:32,959 INFO L168 Benchmark]: Toolchain (without parser) took 1100.15 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 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:32,961 INFO L168 Benchmark]: CDTParser took 2.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:32,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.87 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:32,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.70 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:32,969 INFO L168 Benchmark]: Boogie Preprocessor took 126.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:32,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.65 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 818.87 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.70 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 126.61 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...