./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/addsub_double_exact.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/addsub_double_exact.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 e20164d66b413fd1e6480d779b873570f1c551b2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/addsub_double_exact.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 e20164d66b413fd1e6480d779b873570f1c551b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:44:57,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:44:57,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:44:57,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:44:57,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:44:57,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:44:57,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:44:57,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:44:57,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:44:57,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:44:57,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:44:57,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:44:57,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:44:57,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:44:57,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:44:57,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:44:57,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:44:57,272 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:44:57,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:44:57,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:44:57,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:44:57,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:44:57,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:44:57,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:44:57,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:44:57,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:44:57,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:44:57,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:44:57,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:44:57,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:44:57,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:44:57,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:44:57,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:44:57,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:44:57,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:44:57,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:44:57,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:44:57,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:44:57,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:44:57,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:44:57,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:44:57,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:44:57,389 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:44:57,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:44:57,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:44:57,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:44:57,397 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:44:57,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:44:57,399 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:44:57,400 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:44:57,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:44:57,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:44:57,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:44:57,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:44:57,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:44:57,405 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:44:57,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:44:57,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:44:57,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:44:57,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:44:57,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:44:57,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:44:57,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:44:57,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:44:57,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:44:57,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:44:57,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:44:57,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:44:57,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:44:57,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:44:57,415 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 -> e20164d66b413fd1e6480d779b873570f1c551b2 [2019-11-27 09:44:58,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:44:58,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:44:58,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:44:58,107 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:44:58,109 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:44:58,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/addsub_double_exact.c [2019-11-27 09:44:58,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f5976eb/fdbba683411f4b26a66ab9f89b5b2ee8/FLAG9526aac07 [2019-11-27 09:44:59,299 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:44:59,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/addsub_double_exact.c [2019-11-27 09:44:59,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f5976eb/fdbba683411f4b26a66ab9f89b5b2ee8/FLAG9526aac07 [2019-11-27 09:44:59,358 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1f5976eb/fdbba683411f4b26a66ab9f89b5b2ee8 [2019-11-27 09:44:59,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:44:59,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:44:59,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:59,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:44:59,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:44:59,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:44:59,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59, skipping insertion in model container [2019-11-27 09:44:59,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:44:59,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:44:59,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:44:59,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:59,887 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:44:59,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:44:59,944 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:44:59,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59 WrapperNode [2019-11-27 09:44:59,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:44:59,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:44:59,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:44:59,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:45:00,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:00,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:45:00,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:45:00,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:45:00,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,174 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:44:59" (1/1) ... [2019-11-27 09:45:00,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:45:00,188 INFO L168 Benchmark]: Toolchain (without parser) took 814.59 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 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:00,191 INFO L168 Benchmark]: CDTParser took 0.50 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 09:45:00,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.73 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 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. [2019-11-27 09:45:00,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.47 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 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:00,212 INFO L168 Benchmark]: Boogie Preprocessor took 39.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:45:00,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 577.73 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 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 182.47 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 991.4 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.31 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 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 09:45:04,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:45:04,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:45:04,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:45:04,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:45:04,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:45:04,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:45:04,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:45:04,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:45:04,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:45:04,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:45:04,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:45:04,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:45:04,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:45:04,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:45:04,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:45:04,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:45:04,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:45:04,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:45:04,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:45:04,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:45:04,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:45:04,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:45:04,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:45:04,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:45:04,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:45:04,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:45:04,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:45:04,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:45:04,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:45:04,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:45:04,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:45:04,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:45:04,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:45:04,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:45:04,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:45:04,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:45:04,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:45:04,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:45:04,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:45:04,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:45:04,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:45:04,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:45:04,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:45:04,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:45:04,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:45:04,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:45:04,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:45:04,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:45:04,323 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:45:04,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:45:04,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:45:04,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:45:04,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:45:04,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:45:04,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:45:04,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:45:04,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:45:04,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:45:04,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:45:04,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:45:04,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:45:04,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:45:04,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:45:04,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:45:04,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:45:04,336 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:45:04,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:45:04,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:45:04,339 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:45:04,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:45:04,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:45:04,344 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 -> e20164d66b413fd1e6480d779b873570f1c551b2 [2019-11-27 09:45:05,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:45:05,061 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:45:05,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:45:05,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:45:05,076 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:45:05,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/addsub_double_exact.c [2019-11-27 09:45:05,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68f8c750/c536de2241b5454fa51ff40cce961fba/FLAG12899005d [2019-11-27 09:45:06,257 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:45:06,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/addsub_double_exact.c [2019-11-27 09:45:06,273 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68f8c750/c536de2241b5454fa51ff40cce961fba/FLAG12899005d [2019-11-27 09:45:06,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68f8c750/c536de2241b5454fa51ff40cce961fba [2019-11-27 09:45:06,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:45:06,326 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:45:06,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:06,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:45:06,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:45:06,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:06,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06, skipping insertion in model container [2019-11-27 09:45:06,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:06,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:45:06,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:45:06,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:06,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:45:06,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:45:06,904 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:45:06,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06 WrapperNode [2019-11-27 09:45:06,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:45:06,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:06,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:45:06,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:45:07,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:45:07,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:45:07,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:45:07,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:45:07,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,114 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:45:06" (1/1) ... [2019-11-27 09:45:07,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:45:07,165 INFO L168 Benchmark]: Toolchain (without parser) took 822.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 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. [2019-11-27 09:45:07,168 INFO L168 Benchmark]: CDTParser took 1.71 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 09:45:07,170 INFO L168 Benchmark]: CACSL2BoogieTranslator took 575.19 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 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. [2019-11-27 09:45:07,174 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.27 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 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:07,177 INFO L168 Benchmark]: Boogie Preprocessor took 47.65 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:45:07,190 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 575.19 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 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 179.27 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 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 47.65 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...