./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/afnp2014.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-lit/afnp2014.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d51c6cc706e0ce829ba547908cd819c55d1b3081 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-lit/afnp2014.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d51c6cc706e0ce829ba547908cd819c55d1b3081 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:10:28,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:28,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:28,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:28,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:28,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:28,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:29,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:29,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:29,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:29,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:29,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:29,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:29,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:29,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:29,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:29,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:29,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:29,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:29,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:29,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:29,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:29,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:29,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:29,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:29,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:29,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:29,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:29,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:29,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:29,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:29,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:29,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:29,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:29,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:29,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:29,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:29,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:29,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:29,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:29,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:29,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:10:29,169 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:29,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:29,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:29,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:29,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:29,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:29,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:29,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:10:29,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:29,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:29,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:29,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:29,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:29,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:29,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:29,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:29,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:29,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:29,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:29,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:29,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:29,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:29,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:29,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:29,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:29,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:29,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:10:29,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:10:29,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:29,196 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 -> d51c6cc706e0ce829ba547908cd819c55d1b3081 [2019-11-24 21:10:29,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:29,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:29,848 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:29,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:29,853 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:29,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/afnp2014.i [2019-11-24 21:10:30,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514812093/1d527ab85c384da8ae9c4e77eef67388/FLAGb6c788b55 [2019-11-24 21:10:31,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:31,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/afnp2014.i [2019-11-24 21:10:31,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514812093/1d527ab85c384da8ae9c4e77eef67388/FLAGb6c788b55 [2019-11-24 21:10:31,129 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514812093/1d527ab85c384da8ae9c4e77eef67388 [2019-11-24 21:10:31,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:31,142 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:31,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:31,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:31,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:31,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c3ffb05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31, skipping insertion in model container [2019-11-24 21:10:31,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:31,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:31,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:31,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:31,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:31,771 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:31,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31 WrapperNode [2019-11-24 21:10:31,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:31,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:31,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:31,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:31,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:31,951 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:31,951 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:31,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:31,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:31" (1/1) ... [2019-11-24 21:10:31,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:32,006 INFO L168 Benchmark]: Toolchain (without parser) took 860.29 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: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:32,008 INFO L168 Benchmark]: CDTParser took 4.14 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:32,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:32,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:32,022 INFO L168 Benchmark]: Boogie Preprocessor took 46.28 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. [2019-11-24 21:10:32,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.14 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 630.54 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 174.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.28 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:10:35,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:10:35,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:10:35,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:10:35,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:10:35,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:10:35,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:10:35,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:10:35,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:10:35,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:10:35,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:10:35,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:10:35,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:10:35,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:10:35,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:10:35,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:10:35,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:10:35,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:10:36,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:10:36,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:10:36,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:10:36,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:10:36,030 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:10:36,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:10:36,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:10:36,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:10:36,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:10:36,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:10:36,052 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:10:36,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:10:36,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:10:36,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:10:36,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:10:36,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:10:36,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:10:36,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:10:36,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:10:36,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:10:36,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:10:36,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:10:36,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:10:36,079 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:10:36,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:10:36,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:10:36,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:10:36,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:10:36,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:10:36,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:10:36,129 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:10:36,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:10:36,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:10:36,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:10:36,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:10:36,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:10:36,134 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:10:36,135 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:10:36,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:10:36,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:10:36,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:10:36,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:10:36,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:10:36,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:10:36,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:10:36,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:10:36,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:10:36,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:10:36,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:10:36,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:10:36,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:10:36,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:10:36,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:10:36,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:10:36,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:10:36,149 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 -> d51c6cc706e0ce829ba547908cd819c55d1b3081 [2019-11-24 21:10:36,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:10:36,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:10:36,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:10:36,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:10:36,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:10:36,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/afnp2014.i [2019-11-24 21:10:36,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11b0cb3ad/f0f0e6b328a047feb511557be2c2443a/FLAGd8ef152fc [2019-11-24 21:10:37,982 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:10:37,986 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-lit/afnp2014.i [2019-11-24 21:10:38,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11b0cb3ad/f0f0e6b328a047feb511557be2c2443a/FLAGd8ef152fc [2019-11-24 21:10:38,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11b0cb3ad/f0f0e6b328a047feb511557be2c2443a [2019-11-24 21:10:38,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:10:38,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:10:38,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:38,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:10:38,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:10:38,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9b2ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38, skipping insertion in model container [2019-11-24 21:10:38,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:10:38,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:10:38,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:38,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:10:38,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:10:38,698 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:10:38,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38 WrapperNode [2019-11-24 21:10:38,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:10:38,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:38,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:10:38,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:10:38,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:10:38,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:10:38,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:10:38,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:10:38,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:10:38" (1/1) ... [2019-11-24 21:10:38,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:10:38,931 INFO L168 Benchmark]: Toolchain (without parser) took 873.13 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 997.0 MB in the end (delta: -35.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:38,933 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:38,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.97 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. [2019-11-24 21:10:38,937 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.90 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:10:38,940 INFO L168 Benchmark]: Boogie Preprocessor took 43.76 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:10:38,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 645.97 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 176.90 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: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 43.76 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 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...