./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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-newlib/float_req_bl_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-newlib/float_req_bl_0730c.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 2fdd6b263368afa8ce8882c7fab6c0f595a3666c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:32,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:32,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:32,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:32,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:32,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:32,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:32,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:32,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:32,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:32,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:32,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:32,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:32,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:32,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:32,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:32,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:32,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:32,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:32,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:32,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:32,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:32,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:32,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:32,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:32,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:32,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:32,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:32,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:32,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:32,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:32,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:32,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:32,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:32,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:32,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:32,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:32,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:32,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:32,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:32,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:32,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:32,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:32,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:32,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:32,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:32,314 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:32,314 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:32,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:32,315 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:32,315 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:32,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:32,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:32,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:32,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:32,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:32,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:32,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:32,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:32,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:32,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:32,323 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:32,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:32,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:32,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:32,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:32,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:32,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:32,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:32,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:32,328 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-25 22:52:32,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:32,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:32,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:32,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:32,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:32,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-25 22:52:33,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43084547/0c3c3727360b4090938603f7e16fa775/FLAG1de4a9319 [2019-11-25 22:52:34,099 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:34,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-25 22:52:34,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43084547/0c3c3727360b4090938603f7e16fa775/FLAG1de4a9319 [2019-11-25 22:52:34,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d43084547/0c3c3727360b4090938603f7e16fa775 [2019-11-25 22:52:34,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:34,262 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:34,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:34,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:34,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:34,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:34" (1/1) ... [2019-11-25 22:52:34,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58633779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:34, skipping insertion in model container [2019-11-25 22:52:34,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:34" (1/1) ... [2019-11-25 22:52:34,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:34,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:34,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:34,884 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:35,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:35,130 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:35,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35 WrapperNode [2019-11-25 22:52:35,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:35,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:35,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:35,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:35,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:35,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:35,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:35,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:35,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:35" (1/1) ... [2019-11-25 22:52:35,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:35,351 INFO L168 Benchmark]: Toolchain (without parser) took 1069.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 984.2 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:35,354 INFO L168 Benchmark]: CDTParser took 3.67 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. [2019-11-25 22:52:35,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 867.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:35,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.01 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. [2019-11-25 22:52:35,366 INFO L168 Benchmark]: Boogie Preprocessor took 92.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:35,375 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.67 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 867.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 991.4 MB in the end (delta: -25.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 96.01 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. * Boogie Preprocessor took 92.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:39,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:39,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:39,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:39,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:39,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:39,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:39,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:39,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:39,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:39,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:39,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:39,248 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:39,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:39,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:39,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:39,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:39,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:39,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:39,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:39,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:39,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:39,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:39,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:39,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:39,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:39,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:39,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:39,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:39,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:39,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:39,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:39,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:39,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:39,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:39,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:39,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:39,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:39,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:39,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:39,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:39,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:39,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:39,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:39,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:39,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:39,380 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:39,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:39,383 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:39,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:39,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:39,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:39,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:39,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:39,388 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:39,388 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:39,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:39,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:39,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:39,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:39,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:39,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:39,393 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:39,393 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:39,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:39,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:39,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:39,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:39,395 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:39,395 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:39,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:39,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:39,399 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 -> 2fdd6b263368afa8ce8882c7fab6c0f595a3666c [2019-11-25 22:52:39,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:39,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:39,960 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:39,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:39,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:39,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-25 22:52:40,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44b620d0c/73f54ba60c494683b35504fdbd7acc3a/FLAG7943f2dff [2019-11-25 22:52:41,184 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:41,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730c.c [2019-11-25 22:52:41,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44b620d0c/73f54ba60c494683b35504fdbd7acc3a/FLAG7943f2dff [2019-11-25 22:52:41,432 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44b620d0c/73f54ba60c494683b35504fdbd7acc3a [2019-11-25 22:52:41,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:41,448 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:41,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:41,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:41,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:41,462 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:41" (1/1) ... [2019-11-25 22:52:41,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:41, skipping insertion in model container [2019-11-25 22:52:41,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:41" (1/1) ... [2019-11-25 22:52:41,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:41,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:42,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:42,113 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:42,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:42,387 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:42,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42 WrapperNode [2019-11-25 22:52:42,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:42,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:42,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:42,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:42,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:42,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:42,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:42,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:42,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:42" (1/1) ... [2019-11-25 22:52:42,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:42,635 INFO L168 Benchmark]: Toolchain (without parser) took 1178.12 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 979.8 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:42,637 INFO L168 Benchmark]: CDTParser took 2.33 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. [2019-11-25 22:52:42,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 943.17 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:42,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:42,651 INFO L168 Benchmark]: Boogie Preprocessor took 101.69 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:42,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.33 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 943.17 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.12 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.69 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 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...