./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.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 22720996e63b36cb2ef4e4d04061274514aafdad ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0730a.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 22720996e63b36cb2ef4e4d04061274514aafdad ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:18,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:18,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:18,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:18,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:18,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:18,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:18,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:18,183 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:18,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:18,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:18,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:18,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:18,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:18,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:18,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:18,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:18,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:18,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:18,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:18,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:18,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:18,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:18,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:18,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:18,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:18,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:18,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:18,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:18,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:18,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:18,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:18,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:18,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:18,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:18,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:18,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:18,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:18,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:18,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:18,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:18,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:18,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:18,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:18,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:18,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:18,294 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:18,294 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:18,294 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:18,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:18,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:18,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:18,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:18,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:18,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:18,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:18,298 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:18,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:18,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:18,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:18,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:18,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:18,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:18,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:18,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:18,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:18,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:18,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:18,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:18,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:18,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:18,304 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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2019-11-24 21:06:18,658 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:18,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:18,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:18,683 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:18,684 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:18,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-24 21:06:18,791 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0655e67/63948862154d47bfbd29482f679c3d99/FLAGab97b3c13 [2019-11-24 21:06:19,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:19,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-24 21:06:19,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0655e67/63948862154d47bfbd29482f679c3d99/FLAGab97b3c13 [2019-11-24 21:06:19,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c0655e67/63948862154d47bfbd29482f679c3d99 [2019-11-24 21:06:19,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:19,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:19,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:19,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:19,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:19,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db1c4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19, skipping insertion in model container [2019-11-24 21:06:19,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:19,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:20,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:20,301 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:20,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:20,387 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:20,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20 WrapperNode [2019-11-24 21:06:20,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:20,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:20,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:20,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:20,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:20,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:20,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,524 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:20,571 INFO L168 Benchmark]: Toolchain (without parser) took 758.85 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 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:20,587 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:20,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.64 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:20,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:20,594 INFO L168 Benchmark]: Boogie Preprocessor took 65.00 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:20,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 571.64 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 108.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 990.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.00 ms. Allocated memory is still 1.0 GB. Free memory was 990.1 MB in the beginning and 984.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:23,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:23,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:23,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:23,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:23,308 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:23,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:23,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:23,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:23,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:23,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:23,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:23,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:23,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:23,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:23,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:23,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:23,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:23,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:23,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:23,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:23,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:23,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:23,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:23,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:23,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:23,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:23,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:23,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:23,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:23,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:23,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:23,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:23,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:23,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:23,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:23,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:23,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:23,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:23,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:23,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:23,402 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:23,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:23,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:23,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:23,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:23,438 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:23,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:23,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:23,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:23,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:23,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:23,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:23,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:23,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:23,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:23,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:23,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:23,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:23,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:23,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:23,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:23,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:23,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:23,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:23,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:23,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:23,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:23,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:23,446 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:23,446 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:23,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:23,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:23,448 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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2019-11-24 21:06:23,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:23,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:23,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:23,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:23,952 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:23,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-24 21:06:24,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9935fa/9149af71c6ab41338de4067187f39cf6/FLAG72b3d5f26 [2019-11-24 21:06:24,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:24,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-24 21:06:24,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9935fa/9149af71c6ab41338de4067187f39cf6/FLAG72b3d5f26 [2019-11-24 21:06:25,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebf9935fa/9149af71c6ab41338de4067187f39cf6 [2019-11-24 21:06:25,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:25,110 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:25,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:25,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:25,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:25,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a61c09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25, skipping insertion in model container [2019-11-24 21:06:25,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:25,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:25,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:25,601 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:25,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:25,796 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:25,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25 WrapperNode [2019-11-24 21:06:25,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:25,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:25,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:25,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:25,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:25,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:25,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:25,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:25,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:25" (1/1) ... [2019-11-24 21:06:25,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:25,965 INFO L168 Benchmark]: Toolchain (without parser) took 850.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 984.1 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:25,968 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:25,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:25,982 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.92 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:25,984 INFO L168 Benchmark]: Boogie Preprocessor took 76.10 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:25,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 686.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.8 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 83.92 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.10 ms. Allocated memory is still 1.0 GB. Free memory was 989.8 MB in the beginning and 984.1 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...