./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0490b.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 34324710c17488da862b5b1b77adbd97563f405e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0490b.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 34324710c17488da862b5b1b77adbd97563f405e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:54,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:54,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:54,515 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:54,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:54,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:54,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:54,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:54,546 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:54,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:54,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:54,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:54,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:54,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:54,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:54,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:54,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:54,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:54,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:54,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:54,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:54,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:54,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:54,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:54,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:54,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:54,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:54,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:54,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:54,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:54,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:54,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:54,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:54,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:54,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:54,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:54,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:54,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:54,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:54,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:54,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:54,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:54,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:54,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:54,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:54,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:54,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:54,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:54,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:54,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:54,716 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:54,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:54,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:54,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:54,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:54,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:54,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:54,723 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:54,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:54,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:54,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:54,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:54,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:54,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:54,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:54,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:54,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:54,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:54,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:54,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:54,731 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 -> 34324710c17488da862b5b1b77adbd97563f405e [2019-11-26 16:58:55,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:55,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:55,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:55,362 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:55,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:55,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2019-11-26 16:58:55,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faf41846d/db3db2b1959049018bf5db8f38df81e6/FLAGc01b59af2 [2019-11-26 16:58:56,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:56,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2019-11-26 16:58:56,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faf41846d/db3db2b1959049018bf5db8f38df81e6/FLAGc01b59af2 [2019-11-26 16:58:56,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faf41846d/db3db2b1959049018bf5db8f38df81e6 [2019-11-26 16:58:56,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:56,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:56,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:56,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:56,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:56,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5a482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56, skipping insertion in model container [2019-11-26 16:58:56,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:56,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:57,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:57,586 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:57,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:57,825 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:57,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57 WrapperNode [2019-11-26 16:58:57,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:57,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:57,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:57,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:57,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:58,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:58,017 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:58,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:58,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:58,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:58,163 INFO L168 Benchmark]: Toolchain (without parser) took 1417.63 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:58,166 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 16:58:58,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:58,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:58,173 INFO L168 Benchmark]: Boogie Preprocessor took 139.27 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:58,179 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1087.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.66 ms. Allocated memory is still 1.0 GB. Free memory is still 984.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.27 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:02,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:02,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:02,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:02,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:02,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:02,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:02,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:02,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:02,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:02,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:02,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:02,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:02,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:02,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:02,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:02,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:02,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:02,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:02,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:02,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:02,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:02,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:02,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:02,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:02,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:02,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:02,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:02,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:02,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:02,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:02,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:02,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:02,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:02,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:02,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:02,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:02,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:02,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:02,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:02,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:02,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:02,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:02,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:02,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:02,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:02,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:02,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:02,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:02,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:02,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:02,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:02,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:02,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:02,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:02,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:02,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:02,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:02,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:02,273 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:02,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:02,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:02,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:02,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:02,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:02,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:02,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:02,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:02,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:02,278 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:02,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:02,279 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:02,280 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 -> 34324710c17488da862b5b1b77adbd97563f405e [2019-11-26 16:59:02,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:02,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:02,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:02,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:02,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:02,938 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2019-11-26 16:59:03,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4429d4e/4fe5e542b3aa4a089708fee1c97a3764/FLAG70e00bac5 [2019-11-26 16:59:04,205 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:04,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0490b.c [2019-11-26 16:59:04,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4429d4e/4fe5e542b3aa4a089708fee1c97a3764/FLAG70e00bac5 [2019-11-26 16:59:04,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4429d4e/4fe5e542b3aa4a089708fee1c97a3764 [2019-11-26 16:59:04,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:04,285 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:04,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:04,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:04,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:04,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:04, skipping insertion in model container [2019-11-26 16:59:04,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:04" (1/1) ... [2019-11-26 16:59:04,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:04,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:05,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:05,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:05,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:05,503 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:05,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05 WrapperNode [2019-11-26 16:59:05,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:05,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:05,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:05,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:05,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,708 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:05,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:05,716 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:05,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:05,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:05" (1/1) ... [2019-11-26 16:59:05,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:05,911 INFO L168 Benchmark]: Toolchain (without parser) took 1618.02 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 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:05,913 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-26 16:59:05,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1215.56 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:05,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.35 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:05,923 INFO L168 Benchmark]: Boogie Preprocessor took 187.56 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:05,935 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1215.56 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 984.0 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.35 ms. Allocated memory is still 1.0 GB. Free memory is still 984.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.56 ms. Allocated memory is still 1.0 GB. Free memory was 984.0 MB in the beginning and 978.2 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...