./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0250a.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_0250a.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 b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0250a.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 b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:58:45,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:45,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:45,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:45,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:45,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:45,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:45,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:45,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:45,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:45,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:45,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:45,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:45,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:45,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:45,724 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:45,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:45,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:45,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:45,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:45,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:45,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:45,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:45,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:45,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:45,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:45,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:45,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:45,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:45,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:45,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:45,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:45,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:45,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:45,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:45,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:45,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:45,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:45,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:45,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:45,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:45,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:45,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:45,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:45,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:45,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:45,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:45,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:45,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:45,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:45,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:45,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:45,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:45,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:45,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:45,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:45,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:45,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:45,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:45,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:45,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:45,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:45,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:45,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:45,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:45,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:45,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:45,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:45,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:45,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:45,866 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 -> b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 [2019-11-26 16:58:46,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:46,518 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:46,525 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:46,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:46,530 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:46,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2019-11-26 16:58:46,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8acfdb3e9/c181d613e9c34e078a878d5bb2dbe347/FLAGdd178040a [2019-11-26 16:58:47,776 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:47,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2019-11-26 16:58:47,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8acfdb3e9/c181d613e9c34e078a878d5bb2dbe347/FLAGdd178040a [2019-11-26 16:58:47,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8acfdb3e9/c181d613e9c34e078a878d5bb2dbe347 [2019-11-26 16:58:47,850 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:47,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:47,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:47,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:47,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:47,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:47" (1/1) ... [2019-11-26 16:58:47,882 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 04:58:47, skipping insertion in model container [2019-11-26 16:58:47,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:47" (1/1) ... [2019-11-26 16:58:47,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:47,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:48,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:48,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:48,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:48,936 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:48,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48 WrapperNode [2019-11-26 16:58:48,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:48,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:48,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:48,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:48,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,016 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:49,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:49,127 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:49,127 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:49,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:49,289 INFO L168 Benchmark]: Toolchain (without parser) took 1434.11 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 980.0 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:49,298 INFO L168 Benchmark]: CDTParser took 2.52 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 16:58:49,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1085.06 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 985.8 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:49,304 INFO L168 Benchmark]: Boogie Preprocessor took 158.80 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,316 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1085.06 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 985.8 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.86 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.80 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 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 16:58:53,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:53,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:53,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:53,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:53,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:53,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:53,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:53,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:53,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:53,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:53,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:53,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:53,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:53,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:53,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:53,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:53,301 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:53,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:53,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:53,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:53,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:53,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:53,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:53,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:53,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:53,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:53,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:53,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:53,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:53,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:53,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:53,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:53,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:53,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:53,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:53,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:53,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:53,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:53,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:53,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:53,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:53,419 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:53,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:53,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:53,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:53,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:53,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:53,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:53,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:53,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:53,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:53,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:53,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:53,435 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:53,436 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:53,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:53,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:53,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:53,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:53,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:53,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:53,440 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:53,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:53,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:53,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:53,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:53,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:53,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:53,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:53,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:53,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:53,447 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 -> b10c5ef430fb35e4092fca9cb49d9a6f1fcba152 [2019-11-26 16:58:54,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:54,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:54,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:54,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:54,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:54,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2019-11-26 16:58:54,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14c6bd95/b18f4ca29f944a669745816c2e18ebb5/FLAG9490d8579 [2019-11-26 16:58:55,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:55,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250a.c [2019-11-26 16:58:55,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14c6bd95/b18f4ca29f944a669745816c2e18ebb5/FLAG9490d8579 [2019-11-26 16:58:55,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b14c6bd95/b18f4ca29f944a669745816c2e18ebb5 [2019-11-26 16:58:55,453 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:55,455 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:55,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:55,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:55,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:55,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:55" (1/1) ... [2019-11-26 16:58:55,479 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 04:58:55, skipping insertion in model container [2019-11-26 16:58:55,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:55" (1/1) ... [2019-11-26 16:58:55,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:55,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:56,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:56,387 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:56,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:56,680 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:56,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56 WrapperNode [2019-11-26 16:58:56,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:56,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:56,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:56,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:56,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:56,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:56,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:56,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:56,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:56,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:56" (1/1) ... [2019-11-26 16:58:57,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:57,011 INFO L168 Benchmark]: Toolchain (without parser) took 1552.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.6 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:57,014 INFO L168 Benchmark]: CDTParser took 2.52 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 16:58:57,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1225.66 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 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 168.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,035 INFO L168 Benchmark]: Boogie Preprocessor took 150.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:58:57,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 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 1225.66 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 984.3 MB in the end (delta: -16.9 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 168.67 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.11 ms. Allocated memory is still 1.0 GB. Free memory is still 978.6 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...