./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/s1liff.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/s1liff.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 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/s1liff.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 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:31:45,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:45,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:45,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:45,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:45,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:45,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:45,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:45,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:45,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:45,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:45,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:45,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:45,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:45,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:45,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:46,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:46,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:46,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:46,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:46,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:46,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:46,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:46,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:46,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:46,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:46,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:46,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:46,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:46,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:46,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:46,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:46,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:46,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:46,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:46,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:46,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:46,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:46,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:46,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:46,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:46,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:46,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:46,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:46,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:46,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:46,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:46,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:46,139 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:46,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:46,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:46,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:46,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:46,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:46,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:46,143 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:46,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:46,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:46,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:46,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:46,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:46,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:46,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:46,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:46,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:46,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:46,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:46,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:46,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:46,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:46,152 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 -> 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 [2019-11-26 16:31:46,722 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:46,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:46,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:46,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:46,768 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:46,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1liff.c [2019-11-26 16:31:46,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e7d5f7e/7cfee0257b8b4b4391819739af7621b0/FLAGc371a418b [2019-11-26 16:31:47,986 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:47,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1liff.c [2019-11-26 16:31:48,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e7d5f7e/7cfee0257b8b4b4391819739af7621b0/FLAGc371a418b [2019-11-26 16:31:48,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e7d5f7e/7cfee0257b8b4b4391819739af7621b0 [2019-11-26 16:31:48,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:48,058 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:48,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:48,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:48,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:48,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48, skipping insertion in model container [2019-11-26 16:31:48,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:48,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:48,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:48,682 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:48,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:48,849 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:48,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48 WrapperNode [2019-11-26 16:31:48,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:48,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:48,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:48,859 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:48,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:48,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:48,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:48,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:48,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:48,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:49,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:49,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:49,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:48" (1/1) ... [2019-11-26 16:31:49,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:49,040 INFO L168 Benchmark]: Toolchain (without parser) took 977.30 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:49,042 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 16:31:49,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 788.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:49,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. [2019-11-26 16:31:49,066 INFO L168 Benchmark]: Boogie Preprocessor took 74.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:49,071 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 788.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.05 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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 74.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-025d5a2 [2019-11-26 16:31:52,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:52,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:52,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:52,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:52,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:52,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:52,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:52,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:52,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:52,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:52,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:52,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:52,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:52,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:52,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:52,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:52,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:52,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:52,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:52,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:52,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:52,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:52,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:52,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:52,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:52,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:52,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:52,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:52,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:52,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:52,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:52,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:52,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:52,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:52,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:52,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:52,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:52,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:52,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:52,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:53,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:53,041 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:53,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:53,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:53,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:53,047 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:53,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:53,048 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:53,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:53,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:53,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:53,052 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:53,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:53,053 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:53,055 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:53,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:53,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:53,056 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:53,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:53,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:53,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:53,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:53,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:53,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:53,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:53,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:53,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:53,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:53,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:53,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:53,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:53,067 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 -> 8c89f50fabb56eee67edbd3f24e4538e67b9d9d4 [2019-11-26 16:31:53,661 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:53,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:53,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:53,705 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:53,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:53,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/s1liff.c [2019-11-26 16:31:53,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c0f1da5/5520ec3019eb4a1e89417dbfbe54e6bf/FLAGae66befc8 [2019-11-26 16:31:54,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:54,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/s1liff.c [2019-11-26 16:31:54,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c0f1da5/5520ec3019eb4a1e89417dbfbe54e6bf/FLAGae66befc8 [2019-11-26 16:31:54,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c0f1da5/5520ec3019eb4a1e89417dbfbe54e6bf [2019-11-26 16:31:54,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:54,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:54,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:54,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:55,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:55,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:54" (1/1) ... [2019-11-26 16:31:55,014 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 26.11 04:31:55, skipping insertion in model container [2019-11-26 16:31:55,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:54" (1/1) ... [2019-11-26 16:31:55,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:55,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:55,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:55,558 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:55,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:55,771 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:55,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55 WrapperNode [2019-11-26 16:31:55,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:55,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:55,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:55,774 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:55,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:55,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:55,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:55,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:55,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:55" (1/1) ... [2019-11-26 16:31:55,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:55,952 INFO L168 Benchmark]: Toolchain (without parser) took 955.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:55,954 INFO L168 Benchmark]: CDTParser took 3.08 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 16:31:55,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:55,958 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:55,960 INFO L168 Benchmark]: Boogie Preprocessor took 74.51 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:55,975 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.08 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 776.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.08 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.51 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...