./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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.p+cfa-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 d70b8a99a80d4539d473a750e7161a73c79074b4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.p+cfa-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 d70b8a99a80d4539d473a750e7161a73c79074b4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:04:06,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:06,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:06,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:06,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:06,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:06,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:06,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:06,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:06,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:06,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:06,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:06,163 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:06,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:06,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:06,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:06,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:06,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:06,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:06,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:06,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:06,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:06,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:06,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:06,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:06,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:06,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:06,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:06,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:06,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:06,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:06,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:06,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:06,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:06,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:06,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:06,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:06,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:06,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:06,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:06,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:06,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:06,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:06,306 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:06,310 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:06,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:06,313 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:06,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:06,314 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:06,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:06,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:06,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:06,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:06,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:06,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:06,321 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:06,322 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:06,322 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:06,322 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:06,323 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:06,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:06,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:06,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:06,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:06,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:06,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:06,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:06,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:06,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:06,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:06,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:06,332 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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2019-11-24 21:04:06,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:06,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:06,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:06,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:06,981 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:06,982 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-24 21:04:07,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cba7c91/72ffd26069a54b95af77943683141f59/FLAGc771f8b62 [2019-11-24 21:04:08,094 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:08,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-24 21:04:08,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cba7c91/72ffd26069a54b95af77943683141f59/FLAGc771f8b62 [2019-11-24 21:04:08,310 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37cba7c91/72ffd26069a54b95af77943683141f59 [2019-11-24 21:04:08,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:08,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:08,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:08,329 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:08,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:08,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:08,346 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 24.11 09:04:08, skipping insertion in model container [2019-11-24 21:04:08,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:08,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:08,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:08,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:08,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:08,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:08,984 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:08,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08 WrapperNode [2019-11-24 21:04:08,986 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:08,993 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:08,994 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:08,994 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:09,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,117 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:09,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:09,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:09,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:09,175 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:08" (1/1) ... [2019-11-24 21:04:09,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:09,228 INFO L168 Benchmark]: Toolchain (without parser) took 892.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:09,230 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 21:04:09,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:09,236 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.5 MB in the end (delta: -41.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:09,237 INFO L168 Benchmark]: Boogie Preprocessor took 46.48 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. [2019-11-24 21:04:09,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 659.31 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.5 MB in the end (delta: -41.3 MB). Peak memory consumption was 9.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 46.48 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 0.1.24-32f2683 [2019-11-24 21:04:13,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:13,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:13,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:13,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:13,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:13,267 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:13,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:13,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:13,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:13,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:13,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:13,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:13,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:13,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:13,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:13,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:13,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:13,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:13,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:13,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:13,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:13,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:13,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:13,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:13,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:13,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:13,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:13,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:13,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:13,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:13,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:13,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:13,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:13,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:13,382 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:13,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:13,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:13,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:13,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:13,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:13,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:04:13,447 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:13,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:13,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:13,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:13,456 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:13,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:13,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:13,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:13,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:13,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:13,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:13,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:13,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:13,464 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:04:13,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:04:13,464 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:13,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:13,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:13,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:13,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:13,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:13,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:13,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:13,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:13,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:13,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:13,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:13,473 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:04:13,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:04:13,477 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:13,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:04:13,479 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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2019-11-24 21:04:14,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:14,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:14,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:14,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:14,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:14,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-24 21:04:14,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66a7164e1/f8001f38d17a4cd3bd4f800283fc897c/FLAG494e7b417 [2019-11-24 21:04:15,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:15,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/rlim_invariant.c.p+cfa-reducer.c [2019-11-24 21:04:15,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66a7164e1/f8001f38d17a4cd3bd4f800283fc897c/FLAG494e7b417 [2019-11-24 21:04:15,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66a7164e1/f8001f38d17a4cd3bd4f800283fc897c [2019-11-24 21:04:15,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:15,415 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:15,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:15,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:15,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:15,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:15" (1/1) ... [2019-11-24 21:04:15,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4da8f6d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:15, skipping insertion in model container [2019-11-24 21:04:15,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:15" (1/1) ... [2019-11-24 21:04:15,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:15,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:15,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:15,969 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:16,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:16,085 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:16,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16 WrapperNode [2019-11-24 21:04:16,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:16,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:16,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:16,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:16,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:16,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:16,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:16,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:16,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:16" (1/1) ... [2019-11-24 21:04:16,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:16,346 INFO L168 Benchmark]: Toolchain (without parser) took 926.88 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: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:04:16,348 INFO L168 Benchmark]: CDTParser took 1.33 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. [2019-11-24 21:04:16,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.34 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:16,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:16,352 INFO L168 Benchmark]: Boogie Preprocessor took 78.78 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. [2019-11-24 21:04:16,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 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 666.34 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.78 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...