./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0833.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-newlib/float_req_bl_0833.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 03f3c06db3ef41593c24334f9583c5e77016ee88 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0833.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 03f3c06db3ef41593c24334f9583c5e77016ee88 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:37,154 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:37,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:37,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:37,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:37,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:37,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:37,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:37,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:37,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:37,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:37,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:37,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:37,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:37,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:37,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:37,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:37,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:37,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:37,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:37,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:37,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:37,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:37,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:37,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:37,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:37,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:37,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:37,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:37,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:37,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:37,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:37,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:37,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:37,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:37,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:37,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:37,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:37,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:37,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:37,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:37,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:37,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:37,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:37,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:37,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:37,319 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:37,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:37,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:37,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:37,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:37,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:37,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:37,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:37,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:37,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:37,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:37,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:37,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:37,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:37,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:37,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:37,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:37,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:37,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:37,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:37,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:37,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:37,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:37,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:37,330 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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2019-11-27 09:47:37,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:37,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:37,785 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:37,790 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:37,790 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:37,791 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2019-11-27 09:47:37,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7bbc22e/5e5ffe4c88cf4491b0c8adbb2b4fc2fa/FLAGb1f056760 [2019-11-27 09:47:38,625 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:38,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2019-11-27 09:47:38,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7bbc22e/5e5ffe4c88cf4491b0c8adbb2b4fc2fa/FLAGb1f056760 [2019-11-27 09:47:38,907 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab7bbc22e/5e5ffe4c88cf4491b0c8adbb2b4fc2fa [2019-11-27 09:47:38,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:38,915 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:38,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:38,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:38,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:38,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c9e356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:38, skipping insertion in model container [2019-11-27 09:47:38,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:38" (1/1) ... [2019-11-27 09:47:38,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:38,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:39,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,399 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:39,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:39,512 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:39,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39 WrapperNode [2019-11-27 09:47:39,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:39,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:39,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:39,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:39,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:39,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:39,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:39,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:39,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:39" (1/1) ... [2019-11-27 09:47:39,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:39,678 INFO L168 Benchmark]: Toolchain (without parser) took 758.98 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 980.1 MB in the end (delta: -14.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,679 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.13 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 991.5 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:39,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:39,682 INFO L168 Benchmark]: Boogie Preprocessor took 72.74 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:39,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 592.13 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 991.5 MB in the end (delta: -25.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.95 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.74 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 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 09:47:42,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:42,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:42,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:42,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:42,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:42,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:42,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:42,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:42,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:42,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:42,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:42,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:42,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:42,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:42,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:42,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:42,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:42,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:42,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:42,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:42,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:42,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:42,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:42,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:42,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:42,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:42,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:42,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:42,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:42,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:42,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:42,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:42,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:42,480 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:42,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:42,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:42,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:42,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:42,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:42,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:42,488 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:42,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:42,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:42,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:42,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:42,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:42,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:42,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:42,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:42,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:42,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:42,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:42,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:42,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:42,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:42,528 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:42,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:42,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:42,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:42,529 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:42,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:42,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:42,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:42,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:42,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:42,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:42,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:42,532 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:42,533 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:42,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:42,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:42,535 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 -> 03f3c06db3ef41593c24334f9583c5e77016ee88 [2019-11-27 09:47:43,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:43,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:43,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:43,045 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:43,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:43,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2019-11-27 09:47:43,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af2aec0bf/f46695623ec3450ea8cd84da0cb4e83b/FLAG657ab7519 [2019-11-27 09:47:43,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:43,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0833.c [2019-11-27 09:47:43,911 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af2aec0bf/f46695623ec3450ea8cd84da0cb4e83b/FLAG657ab7519 [2019-11-27 09:47:44,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af2aec0bf/f46695623ec3450ea8cd84da0cb4e83b [2019-11-27 09:47:44,198 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:44,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:44,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:44,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:44,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:44,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,218 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1aada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44, skipping insertion in model container [2019-11-27 09:47:44,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:44,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:44,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:44,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:44,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:44,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:44,997 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:44,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44 WrapperNode [2019-11-27 09:47:44,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:44,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:44,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:44,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:45,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:45,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:45,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:45,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:45,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:44" (1/1) ... [2019-11-27 09:47:45,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:45,183 INFO L168 Benchmark]: Toolchain (without parser) took 979.67 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 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:45,183 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:45,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.23 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:45,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:45,189 INFO L168 Benchmark]: Boogie Preprocessor took 87.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:45,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 795.23 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 990.1 MB in the end (delta: -28.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.89 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.42 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 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...