./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/float-benchs/rlim_invariant.c.v+lhb-reducer.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 22373866aae52af60bd2dae8e24bb583522182de .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float-benchs/rlim_invariant.c.v+lhb-reducer.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 22373866aae52af60bd2dae8e24bb583522182de ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:45:22,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:22,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:22,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:22,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:22,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:22,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:22,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:22,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:22,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:23,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:23,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:23,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:23,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:23,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:23,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:23,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:23,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:23,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:23,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:23,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:23,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:23,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:23,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:23,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:23,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:23,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:23,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:23,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:23,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:23,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:23,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:23,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:23,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:23,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:23,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:23,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:23,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:23,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:23,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:23,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:23,110 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:45:23,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:23,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:23,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:23,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:23,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:23,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:23,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:23,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:45:23,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:23,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:23,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:23,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:23,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:23,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:23,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:23,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:23,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:23,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:23,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:23,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:23,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:23,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:23,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:23,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:23,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:23,177 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:45:23,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:45:23,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:23,178 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 -> 22373866aae52af60bd2dae8e24bb583522182de [2019-11-27 09:45:23,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:23,853 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:23,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:23,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:23,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:23,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-27 09:45:24,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1f8be67/95c19cac6d8c4958b60ecae18730b9e9/FLAGe12a6f721 [2019-11-27 09:45:25,109 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:25,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-27 09:45:25,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1f8be67/95c19cac6d8c4958b60ecae18730b9e9/FLAGe12a6f721 [2019-11-27 09:45:25,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d1f8be67/95c19cac6d8c4958b60ecae18730b9e9 [2019-11-27 09:45:25,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:25,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:25,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:25,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:25,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:25,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:25" (1/1) ... [2019-11-27 09:45:25,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcfb979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:25, skipping insertion in model container [2019-11-27 09:45:25,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:25" (1/1) ... [2019-11-27 09:45:25,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:25,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:25,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:25,814 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:45:25,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:26,003 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:45:26,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26 WrapperNode [2019-11-27 09:45:26,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:26,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:26,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:45:26,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:45:26,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:26,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:45:26,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:45:26,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:45:26,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:26" (1/1) ... [2019-11-27 09:45:26,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:45:26,201 INFO L168 Benchmark]: Toolchain (without parser) took 1000.41 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 991.5 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:26,202 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 09:45:26,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.78 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:26,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:26,211 INFO L168 Benchmark]: Boogie Preprocessor took 59.05 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:26,221 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 828.78 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 991.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 104.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.05 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 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-da95e15 [2019-11-27 09:45:30,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:30,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:30,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:30,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:30,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:30,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:30,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:30,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:30,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:30,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:30,174 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:30,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:30,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:30,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:30,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:30,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:30,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:30,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:30,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:30,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:30,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:30,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:30,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:30,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:30,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:30,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:30,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:30,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:30,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:30,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:30,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:30,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:30,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:30,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:30,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:30,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:30,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:30,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:30,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:30,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:30,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:45:30,324 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:30,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:30,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:30,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:30,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:30,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:30,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:30,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:30,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:30,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:30,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:30,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:30,345 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:45:30,345 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:45:30,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:30,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:30,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:30,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:30,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:30,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:30,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:30,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:30,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:30,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:30,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:30,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:30,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:45:30,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:45:30,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:30,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:45:30,360 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 -> 22373866aae52af60bd2dae8e24bb583522182de [2019-11-27 09:45:30,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:30,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:30,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:30,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:30,944 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:30,945 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-27 09:45:31,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e631b81/37a0bd28179f4c7aa7814505e81f6e25/FLAG8b580e5b4 [2019-11-27 09:45:32,103 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:32,104 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+lhb-reducer.c [2019-11-27 09:45:32,117 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e631b81/37a0bd28179f4c7aa7814505e81f6e25/FLAG8b580e5b4 [2019-11-27 09:45:32,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24e631b81/37a0bd28179f4c7aa7814505e81f6e25 [2019-11-27 09:45:32,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:32,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:32,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:32,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:32,304 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:32,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:32" (1/1) ... [2019-11-27 09:45:32,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7b7afb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:32, skipping insertion in model container [2019-11-27 09:45:32,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:32" (1/1) ... [2019-11-27 09:45:32,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:32,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:32,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:32,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:45:33,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:33,194 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:45:33,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33 WrapperNode [2019-11-27 09:45:33,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:33,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:33,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:45:33,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:45:33,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:33,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:45:33,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:45:33,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:45:33,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:33" (1/1) ... [2019-11-27 09:45:33,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:45:33,451 INFO L168 Benchmark]: Toolchain (without parser) took 1156.65 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 989.5 MB in the end (delta: -29.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:33,453 INFO L168 Benchmark]: CDTParser took 2.27 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 09:45:33,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 901.15 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 996.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:33,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.01 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 989.5 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:33,461 INFO L168 Benchmark]: Boogie Preprocessor took 105.46 ms. Allocated memory is still 1.0 GB. Free memory is still 989.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:33,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.27 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 901.15 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 996.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.01 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 989.5 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.46 ms. Allocated memory is still 1.0 GB. Free memory is still 989.5 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...