./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifcompf.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/ifcompf.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 de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ifcompf.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 de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:40:02,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:02,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:02,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:02,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:02,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:02,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:02,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:02,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:02,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:02,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:02,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:02,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:02,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:02,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:02,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:02,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:02,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:02,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:03,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:03,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:03,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:03,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:03,022 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:03,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:03,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:03,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:03,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:03,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:03,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:03,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:03,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:03,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:03,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:03,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:03,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:03,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:03,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:03,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:03,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:03,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:03,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:03,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:03,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:03,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:03,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:03,111 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:03,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:03,112 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:03,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:03,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:03,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:03,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:03,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:03,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:03,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:03,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:03,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:03,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:03,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:03,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:03,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:03,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:03,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:03,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:03,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:03,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:03,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:03,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:03,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:03,128 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 -> de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 [2019-11-27 15:40:03,699 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:03,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:03,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:03,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:03,739 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:03,743 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-27 15:40:03,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fb4a6f6/af0e7fe2fdab44ff9861081ee69eafb1/FLAG2af53b6a5 [2019-11-27 15:40:04,973 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:04,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-27 15:40:04,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fb4a6f6/af0e7fe2fdab44ff9861081ee69eafb1/FLAG2af53b6a5 [2019-11-27 15:40:05,036 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13fb4a6f6/af0e7fe2fdab44ff9861081ee69eafb1 [2019-11-27 15:40:05,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:05,051 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:05,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:05,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:05,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:05,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,068 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 03:40:05, skipping insertion in model container [2019-11-27 15:40:05,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:05,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:05,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:05,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:05,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:05,811 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:05,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05 WrapperNode [2019-11-27 15:40:05,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:05,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:05,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:05,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:05,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:05,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:05,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:05,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:05,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:05,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:06,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:05" (1/1) ... [2019-11-27 15:40:06,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:06,021 INFO L168 Benchmark]: Toolchain (without parser) took 964.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:06,034 INFO L168 Benchmark]: CDTParser took 0.46 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 15:40:06,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.33 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:06,038 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.04 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. [2019-11-27 15:40:06,040 INFO L168 Benchmark]: Boogie Preprocessor took 71.59 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. [2019-11-27 15:40:06,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 765.33 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 996.8 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 119.04 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 71.59 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 0.1.24-509859d [2019-11-27 15:40:09,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:09,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:10,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:10,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:10,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:10,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:10,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:10,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:10,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:10,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:10,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:10,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:10,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:10,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:10,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:10,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:10,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:10,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:10,093 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:10,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:10,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:10,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:10,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:10,122 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:10,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:10,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:10,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:10,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:10,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:10,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:10,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:10,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:10,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:10,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:10,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:10,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:10,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:10,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:10,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:10,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:10,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:10,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:10,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:10,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:10,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:10,203 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:10,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:10,206 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:10,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:10,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:10,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:10,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:10,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:10,211 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:10,211 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:10,212 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:10,212 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:10,212 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:10,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:10,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:10,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:10,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:10,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:10,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:10,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:10,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:10,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:10,221 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:10,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:10,222 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:10,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:10,223 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 -> de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 [2019-11-27 15:40:10,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:10,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:10,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:10,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:10,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:10,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-27 15:40:11,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f951b9b/610a7e6f001e4defa795f62afc3d64df/FLAG34cd25757 [2019-11-27 15:40:12,035 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:12,037 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-27 15:40:12,064 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f951b9b/610a7e6f001e4defa795f62afc3d64df/FLAG34cd25757 [2019-11-27 15:40:12,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27f951b9b/610a7e6f001e4defa795f62afc3d64df [2019-11-27 15:40:12,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:12,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:12,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:12,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:12,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:12,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4801b5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:12, skipping insertion in model container [2019-11-27 15:40:12,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:12" (1/1) ... [2019-11-27 15:40:12,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:12,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:12,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:12,895 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:12,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:13,098 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:13,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13 WrapperNode [2019-11-27 15:40:13,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:13,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:13,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:13,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:13,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:13,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:13,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:13,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:13,209 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:13,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:13,284 INFO L168 Benchmark]: Toolchain (without parser) took 1062.52 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 15:40:13,286 INFO L168 Benchmark]: CDTParser took 3.56 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 15:40:13,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 876.66 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 15:40:13,294 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.41 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 15:40:13,295 INFO L168 Benchmark]: Boogie Preprocessor took 83.63 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 15:40:13,310 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 876.66 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 90.41 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 83.63 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...