./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/condn.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/condn.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 63fe047dd6863d85bc84c892af62ba9a0c40628e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/condn.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 63fe047dd6863d85bc84c892af62ba9a0c40628e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:31:04,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:04,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:04,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:04,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:04,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:04,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:04,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:04,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:04,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:04,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:04,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:04,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:04,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:04,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:04,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:04,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:04,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:04,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:04,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:04,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:05,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:05,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:05,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:05,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:05,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:05,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:05,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:05,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:05,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:05,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:05,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:05,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:05,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:05,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:05,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:05,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:05,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:05,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:05,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:05,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:05,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:05,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:05,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:05,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:05,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:05,095 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:05,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:05,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:05,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:05,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:05,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:05,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:05,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:05,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:05,100 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:05,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:05,101 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:05,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:05,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:05,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:05,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:05,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:05,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:05,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:05,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:05,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:05,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:05,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:05,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:05,110 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 -> 63fe047dd6863d85bc84c892af62ba9a0c40628e [2019-11-26 16:31:05,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:05,722 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:05,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:05,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:05,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:05,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/condn.c [2019-11-26 16:31:05,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95fb23369/21f7d11fe681467785bc81dc0360a24a/FLAGb396fcdc9 [2019-11-26 16:31:06,922 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:06,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/condn.c [2019-11-26 16:31:06,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95fb23369/21f7d11fe681467785bc81dc0360a24a/FLAGb396fcdc9 [2019-11-26 16:31:06,977 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95fb23369/21f7d11fe681467785bc81dc0360a24a [2019-11-26 16:31:06,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:06,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:06,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:06,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:07,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:07,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:06" (1/1) ... [2019-11-26 16:31:07,015 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 04:31:07, skipping insertion in model container [2019-11-26 16:31:07,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:06" (1/1) ... [2019-11-26 16:31:07,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:07,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:07,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:07,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:07,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:07,680 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:07,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07 WrapperNode [2019-11-26 16:31:07,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:07,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:07,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:07,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:07,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:07,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:07,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:07,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:07,810 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:07" (1/1) ... [2019-11-26 16:31:07,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:07,878 INFO L168 Benchmark]: Toolchain (without parser) took 882.71 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:07,887 INFO L168 Benchmark]: CDTParser took 0.47 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 16:31:07,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 16:31:07,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.04 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:07,903 INFO L168 Benchmark]: Boogie Preprocessor took 77.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:07,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 684.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 110.04 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.72 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. 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 16:31:11,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:11,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:11,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:11,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:11,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:11,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:11,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:11,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:11,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:11,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:11,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:11,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:11,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:11,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:11,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:11,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:11,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:11,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:12,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:12,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:12,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:12,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:12,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:12,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:12,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:12,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:12,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:12,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:12,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:12,038 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:12,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:12,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:12,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:12,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:12,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:12,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:12,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:12,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:12,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:12,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:12,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:12,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:12,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:12,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:12,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:12,106 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:12,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:12,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:12,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:12,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:12,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:12,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:12,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:12,112 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:12,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:12,113 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:12,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:12,113 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:12,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:12,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:12,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:12,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:12,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:12,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:12,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:12,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:12,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:12,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:12,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:12,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:12,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:12,123 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 -> 63fe047dd6863d85bc84c892af62ba9a0c40628e [2019-11-26 16:31:12,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:12,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:12,700 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:12,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:12,705 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:12,708 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/condn.c [2019-11-26 16:31:12,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c210750f8/b16d07e3af1e460c88700f3701feccb3/FLAGa84980cd7 [2019-11-26 16:31:13,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:13,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/condn.c [2019-11-26 16:31:13,987 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c210750f8/b16d07e3af1e460c88700f3701feccb3/FLAGa84980cd7 [2019-11-26 16:31:14,024 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c210750f8/b16d07e3af1e460c88700f3701feccb3 [2019-11-26 16:31:14,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:14,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:14,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:14,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:14,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:14,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14, skipping insertion in model container [2019-11-26 16:31:14,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:14,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:14,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:14,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:14,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:14,818 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:14,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14 WrapperNode [2019-11-26 16:31:14,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:14,832 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:14,832 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:14,832 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:14,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,948 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:14,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:14,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:14,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:14,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:14,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:15,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:15,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:15,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:14" (1/1) ... [2019-11-26 16:31:15,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:15,070 INFO L168 Benchmark]: Toolchain (without parser) took 1021.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:15,072 INFO L168 Benchmark]: CDTParser took 0.43 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 16:31:15,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.44 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. [2019-11-26 16:31:15,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.77 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:15,080 INFO L168 Benchmark]: Boogie Preprocessor took 106.81 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. [2019-11-26 16:31:15,090 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 779.44 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 116.77 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.81 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...