./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn4.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/ifeqn4.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 cb0916d32e80eb99af2bf326ffd82fd2d4cfa9bc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ifeqn4.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 cb0916d32e80eb99af2bf326ffd82fd2d4cfa9bc .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:18,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:18,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:18,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:18,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:18,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:18,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:18,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:18,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:18,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:18,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:18,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:18,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:18,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:18,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:18,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:18,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:18,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:18,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:18,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:18,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:18,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:18,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:18,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:18,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:18,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:18,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:18,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:18,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:18,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:18,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:18,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:18,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:18,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:18,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:18,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:18,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:18,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:18,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:18,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:18,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:18,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:19,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:19,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:19,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:19,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:19,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:19,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:19,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:19,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:19,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:19,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:19,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:19,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:19,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:19,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:19,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:19,072 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:19,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:19,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:19,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:19,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:19,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:19,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:19,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:19,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:19,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:19,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:19,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:19,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:19,080 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 -> cb0916d32e80eb99af2bf326ffd82fd2d4cfa9bc [2019-11-26 16:31:19,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:19,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:19,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:19,689 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:19,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:19,694 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn4.c [2019-11-26 16:31:19,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f39053c3/268423660d524d35a8c701e02adcc3c0/FLAGf06fe4bdb [2019-11-26 16:31:20,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:20,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn4.c [2019-11-26 16:31:20,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f39053c3/268423660d524d35a8c701e02adcc3c0/FLAGf06fe4bdb [2019-11-26 16:31:20,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f39053c3/268423660d524d35a8c701e02adcc3c0 [2019-11-26 16:31:21,004 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:21,010 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:21,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:21,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:21,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:21,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21, skipping insertion in model container [2019-11-26 16:31:21,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:21,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:21,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:21,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:21,607 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:21,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:21,834 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:21,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21 WrapperNode [2019-11-26 16:31:21,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:21,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:21,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:21,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:21,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:21,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:22,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:22,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:22,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:22,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:22,060 INFO L168 Benchmark]: Toolchain (without parser) took 1050.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:22,064 INFO L168 Benchmark]: CDTParser took 1.21 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 16:31:22,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.73 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:22,074 INFO L168 Benchmark]: Boogie Preprocessor took 89.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:22,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 825.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.0 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.73 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 16:31:25,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:25,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:26,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:26,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:26,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:26,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:26,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:26,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:26,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:26,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:26,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:26,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:26,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:26,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:26,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:26,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:26,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:26,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:26,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:26,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:26,125 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:26,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:26,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:26,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:26,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:26,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:26,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:26,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:26,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:26,147 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:26,148 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:26,151 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:26,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:26,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:26,157 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:26,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:26,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:26,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:26,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:26,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:26,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:26,210 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:26,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:26,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:26,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:26,220 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:26,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:26,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:26,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:26,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:26,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:26,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:26,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:26,228 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:26,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:26,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:26,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:26,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:26,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:26,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:26,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:26,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:26,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:26,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:26,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:26,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:26,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:26,237 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:26,237 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:26,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:26,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:26,240 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 -> cb0916d32e80eb99af2bf326ffd82fd2d4cfa9bc [2019-11-26 16:31:26,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:26,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:26,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:26,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:26,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:26,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn4.c [2019-11-26 16:31:27,006 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ddf47a9e/a1f406fdf32f49c0ac712b2312d6e5e4/FLAG479105aff [2019-11-26 16:31:28,104 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:28,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn4.c [2019-11-26 16:31:28,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ddf47a9e/a1f406fdf32f49c0ac712b2312d6e5e4/FLAG479105aff [2019-11-26 16:31:28,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ddf47a9e/a1f406fdf32f49c0ac712b2312d6e5e4 [2019-11-26 16:31:28,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:28,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:28,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:28,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:28,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:28,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,206 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 04:31:28, skipping insertion in model container [2019-11-26 16:31:28,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:28,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:28,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,783 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:28,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,965 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:28,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28 WrapperNode [2019-11-26 16:31:28,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:28,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:28,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:28,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:29,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:29,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:29,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:29,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:29,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:29,141 INFO L168 Benchmark]: Toolchain (without parser) took 963.04 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 16:31:29,142 INFO L168 Benchmark]: CDTParser took 0.43 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 16:31:29,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.62 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:29,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.12 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 16:31:29,148 INFO L168 Benchmark]: Boogie Preprocessor took 70.34 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 16:31:29,166 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 786.62 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). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.12 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 70.34 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...