./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1011a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1011a.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 887f0640b1b5afa2d39789f5b16e950cef616033 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1011a.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 887f0640b1b5afa2d39789f5b16e950cef616033 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:41,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:41,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:41,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:41,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:41,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:41,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:41,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:41,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:41,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:41,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:41,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:41,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:41,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:41,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:41,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:41,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:41,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:41,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:41,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:41,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:41,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:41,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:41,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:41,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:41,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:41,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:41,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:41,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:41,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:41,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:41,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:41,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:41,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:41,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:41,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:41,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:41,513 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:41,513 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:41,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:41,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:41,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:41,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:41,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:41,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:41,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:41,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:41,551 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:41,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:41,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:41,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:41,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:41,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:41,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:41,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:41,554 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:41,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:41,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:41,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:41,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:41,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:41,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:41,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:41,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:41,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:41,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:41,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:41,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:41,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:41,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:41,560 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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2019-11-27 16:09:41,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:41,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:42,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:42,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:42,004 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:42,005 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 16:09:42,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37a18048/e2a153578f1147f9b0648a88d4155d7f/FLAG0ad955409 [2019-11-27 16:09:42,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:42,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 16:09:42,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37a18048/e2a153578f1147f9b0648a88d4155d7f/FLAG0ad955409 [2019-11-27 16:09:43,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d37a18048/e2a153578f1147f9b0648a88d4155d7f [2019-11-27 16:09:43,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:43,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:43,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:43,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:43,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:43,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43, skipping insertion in model container [2019-11-27 16:09:43,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:43,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:43,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:43,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:43,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:43,641 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:43,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43 WrapperNode [2019-11-27 16:09:43,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:43,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:43,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:43,644 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:43,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:43,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:43,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:43,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:43,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:43" (1/1) ... [2019-11-27 16:09:43,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:43,768 INFO L168 Benchmark]: Toolchain (without parser) took 606.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:43,769 INFO L168 Benchmark]: CDTParser took 1.60 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 16:09:43,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.26 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 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:43,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:43,788 INFO L168 Benchmark]: Boogie Preprocessor took 56.49 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:43,795 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 483.26 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 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 60.97 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 56.49 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.4 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 0.1.24-509859d [2019-11-27 16:09:46,458 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:46,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:46,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:46,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:46,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:46,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:46,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:46,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:46,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:46,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:46,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:46,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:46,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:46,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:46,530 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:46,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:46,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:46,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:46,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:46,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:46,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:46,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:46,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:46,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:46,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:46,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:46,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:46,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:46,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:46,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:46,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:46,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:46,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:46,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:46,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:46,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:46,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:46,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:46,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:46,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:46,590 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:46,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:46,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:46,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:46,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:46,623 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:46,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:46,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:46,625 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:46,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:46,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:46,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:46,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:46,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:46,628 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:46,628 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:46,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:46,629 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:46,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:46,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:46,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:46,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:46,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:46,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:46,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:46,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:46,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:46,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:46,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:46,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:46,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:46,635 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 -> 887f0640b1b5afa2d39789f5b16e950cef616033 [2019-11-27 16:09:47,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:47,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:47,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:47,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:47,102 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:47,103 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 16:09:47,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c490fd429/44a3e7a66beb4d81be9c015814fd3d12/FLAG542066184 [2019-11-27 16:09:47,904 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:47,907 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1011a.c [2019-11-27 16:09:47,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c490fd429/44a3e7a66beb4d81be9c015814fd3d12/FLAG542066184 [2019-11-27 16:09:48,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c490fd429/44a3e7a66beb4d81be9c015814fd3d12 [2019-11-27 16:09:48,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:48,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:48,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:48,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:48,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:48,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48, skipping insertion in model container [2019-11-27 16:09:48,284 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:48,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:48,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:48,661 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:48,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:48,812 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:48,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48 WrapperNode [2019-11-27 16:09:48,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:48,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:48,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:48,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:48,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:48,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:48,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:48,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:48,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:48" (1/1) ... [2019-11-27 16:09:48,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:48,941 INFO L168 Benchmark]: Toolchain (without parser) took 672.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.0 MB in the end (delta: -30.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:48,942 INFO L168 Benchmark]: CDTParser took 0.23 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 16:09:48,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:48,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.04 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:48,945 INFO L168 Benchmark]: Boogie Preprocessor took 61.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:48,959 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 544.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.7 MB in the end (delta: -36.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 57.04 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.44 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 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...