./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1092b.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/double_req_bl_1092b.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 0d806ca1b262345211037ccd3e4a22cabffa047b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/double_req_bl_1092b.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 0d806ca1b262345211037ccd3e4a22cabffa047b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:51:52,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:52,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:52,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:52,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:52,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:52,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:52,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:52,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:52,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:52,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:52,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:52,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:52,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:52,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:52,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:52,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:52,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:52,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:52,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:52,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:52,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:52,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:52,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:52,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:52,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:52,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:52,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:52,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:52,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:52,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:52,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:52,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:52,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:52,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:52,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:52,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:52,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:52,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:52,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:52,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:52,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:51:52,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:52,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:52,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:52,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:52,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:52,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:52,562 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:52,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:51:52,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:52,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:52,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:52,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:52,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:52,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:52,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:52,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:52,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:52,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:52,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:52,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:52,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:52,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:52,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:52,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:52,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:52,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:51:52,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:51:52,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:52,580 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 -> 0d806ca1b262345211037ccd3e4a22cabffa047b [2019-11-25 22:51:53,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:53,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:53,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:53,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:53,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:53,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1092b.c [2019-11-25 22:51:53,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a361afada/15293afed7454738828c7f66dd9fc0cc/FLAGe38c50afd [2019-11-25 22:51:54,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:54,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1092b.c [2019-11-25 22:51:54,448 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a361afada/15293afed7454738828c7f66dd9fc0cc/FLAGe38c50afd [2019-11-25 22:51:54,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a361afada/15293afed7454738828c7f66dd9fc0cc [2019-11-25 22:51:54,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:54,498 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:54,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:54,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:54,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:54,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:54" (1/1) ... [2019-11-25 22:51:54,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fef7f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:54, skipping insertion in model container [2019-11-25 22:51:54,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:54" (1/1) ... [2019-11-25 22:51:54,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:54,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:55,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:55,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:55,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:55,378 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:55,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55 WrapperNode [2019-11-25 22:51:55,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:55,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:55,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:55,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:55,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:55,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:55,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:55,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:55,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:55" (1/1) ... [2019-11-25 22:51:55,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:55,624 INFO L168 Benchmark]: Toolchain (without parser) took 1117.74 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:55,625 INFO L168 Benchmark]: CDTParser took 0.59 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 22:51:55,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.29 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:55,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:55,635 INFO L168 Benchmark]: Boogie Preprocessor took 96.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:55,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 878.29 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 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.80 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.70 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. 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 22:51:59,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:59,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:59,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:59,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:59,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:59,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:59,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:59,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:59,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:59,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:59,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:59,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:59,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:59,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:59,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:59,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:59,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:59,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:59,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:59,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:59,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:59,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:59,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:59,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:59,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:59,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:59,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:59,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:59,648 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:59,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:59,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:59,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:59,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:59,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:59,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:59,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:59,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:59,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:59,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:59,670 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:59,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:59,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:59,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:59,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:59,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:59,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:59,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:59,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:59,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:59,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:59,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:59,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:59,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:59,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:59,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:59,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:59,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:59,731 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:59,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:59,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:59,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:59,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:59,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:59,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:59,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:59,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:59,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:59,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:59,739 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:59,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:59,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:59,741 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 -> 0d806ca1b262345211037ccd3e4a22cabffa047b [2019-11-25 22:52:00,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:00,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:00,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:00,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:00,434 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:00,435 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1092b.c [2019-11-25 22:52:00,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695329dce/8d640193f8e04921b47ad2fe7c6ee2d2/FLAG71399646a [2019-11-25 22:52:01,686 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:01,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1092b.c [2019-11-25 22:52:01,706 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695329dce/8d640193f8e04921b47ad2fe7c6ee2d2/FLAG71399646a [2019-11-25 22:52:01,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/695329dce/8d640193f8e04921b47ad2fe7c6ee2d2 [2019-11-25 22:52:01,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:01,759 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:01,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:01,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:01,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:01,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:01" (1/1) ... [2019-11-25 22:52:01,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:01, skipping insertion in model container [2019-11-25 22:52:01,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:01" (1/1) ... [2019-11-25 22:52:01,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:01,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:02,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:02,407 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:02,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:02,689 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:02,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02 WrapperNode [2019-11-25 22:52:02,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:02,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:02,694 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:02,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:02,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:02,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:02,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:02,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:02,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:02,919 INFO L168 Benchmark]: Toolchain (without parser) took 1158.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.5 MB in the end (delta: -18.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:02,921 INFO L168 Benchmark]: CDTParser took 2.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:02,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:02,927 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:02,928 INFO L168 Benchmark]: Boogie Preprocessor took 102.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:02,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 930.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 116.70 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 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...