./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0530a.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 cffea211b1996c46d0f57abad8175741a601582a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0530a.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 cffea211b1996c46d0f57abad8175741a601582a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:04:53,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:04:53,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:04:53,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:04:53,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:04:53,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:04:53,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:04:53,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:04:53,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:04:53,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:04:53,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:04:53,814 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:04:53,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:04:53,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:04:53,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:04:53,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:04:53,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:04:53,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:04:53,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:04:53,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:04:53,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:04:53,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:04:53,866 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:04:53,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:04:53,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:04:53,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:04:53,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:04:53,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:04:53,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:04:53,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:04:53,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:04:53,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:04:53,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:04:53,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:04:53,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:04:53,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:04:53,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:04:53,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:04:53,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:04:53,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:04:53,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:04:53,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:04:53,945 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:04:53,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:04:53,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:04:53,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:04:53,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:04:53,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:04:53,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:04:53,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:04:53,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:04:53,953 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:04:53,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:04:53,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:04:53,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:04:53,957 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:04:53,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:04:53,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:04:53,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:04:53,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:04:53,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:04:53,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:04:53,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:04:53,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:04:53,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:04:53,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:04:53,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:04:53,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:04:53,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:04:53,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:04:53,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:04:53,966 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 -> cffea211b1996c46d0f57abad8175741a601582a [2019-11-24 21:04:54,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:04:54,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:04:54,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:04:54,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:04:54,524 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:04:54,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2019-11-24 21:04:54,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c63031/5f84a1b664b2446688d0d7b6c9651c5c/FLAG16609d1f7 [2019-11-24 21:04:55,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:04:55,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2019-11-24 21:04:55,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c63031/5f84a1b664b2446688d0d7b6c9651c5c/FLAG16609d1f7 [2019-11-24 21:04:55,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c6c63031/5f84a1b664b2446688d0d7b6c9651c5c [2019-11-24 21:04:55,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:04:55,977 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:04:55,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:55,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:04:55,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:04:55,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:55" (1/1) ... [2019-11-24 21:04:56,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:55, skipping insertion in model container [2019-11-24 21:04:56,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:04:55" (1/1) ... [2019-11-24 21:04:56,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:04:56,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:04:57,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:57,195 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:04:57,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:04:57,578 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:04:57,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57 WrapperNode [2019-11-24 21:04:57,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:04:57,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:57,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:04:57,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:04:57,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:57,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:57,884 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:04:57,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:04:57,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:04:57,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:04:57,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:57,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:57,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:57,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:58,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:58,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:58,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:04:57" (1/1) ... [2019-11-24 21:04:58,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:04:58,289 INFO L168 Benchmark]: Toolchain (without parser) took 2305.36 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 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:58,290 INFO L168 Benchmark]: CDTParser took 1.91 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. [2019-11-24 21:04:58,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1595.86 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:58,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:58,302 INFO L168 Benchmark]: Boogie Preprocessor took 393.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:04:58,311 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91 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 1595.86 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 297.86 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 393.71 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 21:05:02,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:02,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:02,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:02,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:02,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:02,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:02,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:02,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:02,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:02,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:02,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:02,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:02,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:02,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:02,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:02,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:02,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:02,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:02,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:02,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:02,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:02,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:02,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:02,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:02,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:02,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:02,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:02,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:02,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:02,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:02,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:02,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:02,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:02,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:02,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:02,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:02,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:02,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:02,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:02,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:02,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:02,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:02,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:02,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:02,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:02,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:02,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:02,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:02,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:02,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:02,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:02,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:02,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:02,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:02,537 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:02,538 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:02,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:02,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:02,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:02,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:02,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:02,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:02,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:02,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:02,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:02,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:02,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:02,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:02,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:02,545 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:02,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:02,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:02,548 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 -> cffea211b1996c46d0f57abad8175741a601582a [2019-11-24 21:05:03,122 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:03,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:03,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:03,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:03,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:03,167 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2019-11-24 21:05:03,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43cf46d6b/5a85ae0258f64b138506a2566dd5548d/FLAG4780a0d92 [2019-11-24 21:05:04,536 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:04,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0530a.c [2019-11-24 21:05:04,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43cf46d6b/5a85ae0258f64b138506a2566dd5548d/FLAG4780a0d92 [2019-11-24 21:05:04,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43cf46d6b/5a85ae0258f64b138506a2566dd5548d [2019-11-24 21:05:04,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:04,631 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:04,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:04,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:04,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:04,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:04" (1/1) ... [2019-11-24 21:05:04,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b130812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:04, skipping insertion in model container [2019-11-24 21:05:04,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:04" (1/1) ... [2019-11-24 21:05:04,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:04,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:05,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:05,957 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:06,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:06,433 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:06,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06 WrapperNode [2019-11-24 21:05:06,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:06,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:06,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:06,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:06,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:06,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:06,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:06,800 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:06,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:06,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:06,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:06,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:06,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:06,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:07,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:07,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:07,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:06" (1/1) ... [2019-11-24 21:05:07,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:07,193 INFO L168 Benchmark]: Toolchain (without parser) took 2557.61 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 944.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:07,195 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-24 21:05:07,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1803.46 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 966.9 MB in the end (delta: 523.0 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:07,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 358.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:07,203 INFO L168 Benchmark]: Boogie Preprocessor took 385.58 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 944.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:07,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1803.46 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 966.9 MB in the end (delta: 523.0 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 358.82 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 385.58 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 944.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...