./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1232b.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 36a0a55241cede481b157c1ab9f348d708a5b166 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1232b.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 36a0a55241cede481b157c1ab9f348d708a5b166 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:12,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:12,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:12,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:12,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:12,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:12,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:12,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:12,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:12,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:12,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:12,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:12,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:12,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:12,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:12,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:12,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:12,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:12,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:12,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:12,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:12,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:12,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:12,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:12,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:12,461 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:12,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:12,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:12,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:12,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:12,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:12,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:12,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:12,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:12,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:12,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:12,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:12,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:12,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:12,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:12,492 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:12,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:12,533 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:12,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:12,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:12,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:12,541 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:12,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:12,544 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:12,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:12,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:12,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:12,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:12,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:12,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:12,547 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:12,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:12,549 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:12,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:12,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:12,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:12,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:12,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:12,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:12,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:12,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:12,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:12,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:12,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:12,555 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:12,557 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 -> 36a0a55241cede481b157c1ab9f348d708a5b166 [2019-11-25 22:53:13,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:13,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:13,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:13,151 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:13,152 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:13,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2019-11-25 22:53:13,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326ce3f94/983d3bcb217042e6b60169e16a3d0602/FLAG89790e0d9 [2019-11-25 22:53:14,334 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:14,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2019-11-25 22:53:14,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326ce3f94/983d3bcb217042e6b60169e16a3d0602/FLAG89790e0d9 [2019-11-25 22:53:14,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/326ce3f94/983d3bcb217042e6b60169e16a3d0602 [2019-11-25 22:53:14,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:14,477 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:14,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:14,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:14,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:14,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:14" (1/1) ... [2019-11-25 22:53:14,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:14, skipping insertion in model container [2019-11-25 22:53:14,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:14" (1/1) ... [2019-11-25 22:53:14,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:14,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:15,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:15,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:15,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:15,296 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:15,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15 WrapperNode [2019-11-25 22:53:15,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:15,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:15,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:15,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:15,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:15,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:15,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:15,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:15,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:15" (1/1) ... [2019-11-25 22:53:15,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:15,510 INFO L168 Benchmark]: Toolchain (without parser) took 1014.72 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 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:15,512 INFO L168 Benchmark]: CDTParser took 1.81 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. [2019-11-25 22:53:15,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:15,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:15,518 INFO L168 Benchmark]: Boogie Preprocessor took 70.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:15,527 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 815.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.11 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-65d6cd2 [2019-11-25 22:53:19,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:19,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:19,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:19,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:19,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:19,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:19,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:19,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:19,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:19,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:19,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:19,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:19,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:19,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:19,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:19,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:19,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:19,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:19,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:19,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:19,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:19,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:19,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:19,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:19,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:19,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:19,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:19,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:19,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:19,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:19,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:19,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:19,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:19,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:19,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:19,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:19,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:19,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:19,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:19,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:19,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:19,556 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:19,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:19,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:19,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:19,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:19,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:19,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:19,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:19,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:19,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:19,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:19,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:19,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:19,573 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:19,574 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:19,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:19,574 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:19,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:19,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:19,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:19,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:19,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:19,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:19,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:19,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:19,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:19,581 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:19,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:19,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:19,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:19,585 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 -> 36a0a55241cede481b157c1ab9f348d708a5b166 [2019-11-25 22:53:20,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:20,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:20,140 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:20,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:20,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:20,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2019-11-25 22:53:20,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4af33761/d78eef95bf754b358c6a3b4d3cd6b9bd/FLAG9eb177b9c [2019-11-25 22:53:21,292 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:21,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1232b.c [2019-11-25 22:53:21,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4af33761/d78eef95bf754b358c6a3b4d3cd6b9bd/FLAG9eb177b9c [2019-11-25 22:53:21,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4af33761/d78eef95bf754b358c6a3b4d3cd6b9bd [2019-11-25 22:53:21,481 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:21,485 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:21,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:21,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:21,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:21,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:21" (1/1) ... [2019-11-25 22:53:21,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:21, skipping insertion in model container [2019-11-25 22:53:21,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:21" (1/1) ... [2019-11-25 22:53:21,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:21,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:22,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:22,094 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:22,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:22,314 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:22,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22 WrapperNode [2019-11-25 22:53:22,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:22,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:22,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:22,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:22,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:22,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:22,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:22,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:22,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:22" (1/1) ... [2019-11-25 22:53:22,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:22,528 INFO L168 Benchmark]: Toolchain (without parser) took 1038.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 989.4 MB in the end (delta: -26.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:22,533 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:53:22,534 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:22,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.88 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:22,539 INFO L168 Benchmark]: Boogie Preprocessor took 78.66 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:22,545 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 825.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 122.88 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.66 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 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...