./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0833.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_0833.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 e9c6bf05d102b43fb2b728009d6b55f3314474ef ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0833.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 e9c6bf05d102b43fb2b728009d6b55f3314474ef ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:59:14,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:14,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:14,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:14,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:14,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:14,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:14,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:14,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:14,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:14,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:14,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:14,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:14,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:14,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:14,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:14,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:14,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:14,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:14,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:14,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:14,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:14,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:14,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:14,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:14,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:14,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:14,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:14,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:14,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:14,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:14,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:14,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:14,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:14,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:14,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:14,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:14,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:14,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:14,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:14,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:14,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:14,995 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:14,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:15,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:15,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:15,005 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:15,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:15,005 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:15,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:15,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:15,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:15,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:15,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:15,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:15,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:15,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:15,014 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:15,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:15,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:15,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:15,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:15,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:15,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:15,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:15,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:15,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:15,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:15,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:15,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:15,021 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 -> e9c6bf05d102b43fb2b728009d6b55f3314474ef [2019-11-26 16:59:15,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:15,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:15,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:15,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:15,619 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:15,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-26 16:59:15,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2034b241/eaf3eedac8a84d01be53f86ceeb04318/FLAGcb33ec882 [2019-11-26 16:59:16,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:16,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-26 16:59:16,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2034b241/eaf3eedac8a84d01be53f86ceeb04318/FLAGcb33ec882 [2019-11-26 16:59:16,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2034b241/eaf3eedac8a84d01be53f86ceeb04318 [2019-11-26 16:59:16,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:16,952 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:16,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:16,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:16,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:16,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726f098d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:16, skipping insertion in model container [2019-11-26 16:59:16,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:16" (1/1) ... [2019-11-26 16:59:16,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:17,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:17,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:17,755 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:17,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:17,956 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:17,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17 WrapperNode [2019-11-26 16:59:17,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:17,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:17,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:17,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:17,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:18,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:18,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:18,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:18,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:17" (1/1) ... [2019-11-26 16:59:18,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:18,282 INFO L168 Benchmark]: Toolchain (without parser) took 1325.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:18,283 INFO L168 Benchmark]: CDTParser took 1.60 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 16:59:18,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1008.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:18,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:18,291 INFO L168 Benchmark]: Boogie Preprocessor took 135.83 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 16:59:18,304 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 1008.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.59 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 135.83 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. 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 16:59:22,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:22,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:22,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:22,306 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:22,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:22,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:22,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:22,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:22,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:22,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:22,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:22,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:22,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:22,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:22,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:22,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:22,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:22,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:22,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:22,395 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:22,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:22,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:22,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:22,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:22,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:22,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:22,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:22,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:22,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:22,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:22,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:22,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:22,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:22,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:22,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:22,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:22,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:22,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:22,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:22,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:22,453 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:22,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:22,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:22,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:22,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:22,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:22,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:22,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:22,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:22,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:22,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:22,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:22,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:22,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:22,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:22,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:22,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:22,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:22,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:22,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:22,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:22,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:22,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:22,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:22,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:22,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:22,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:22,516 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:22,516 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:22,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:22,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:22,521 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 -> e9c6bf05d102b43fb2b728009d6b55f3314474ef [2019-11-26 16:59:23,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:23,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:23,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:23,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:23,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:23,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-26 16:59:23,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2414f817c/6c4cbe4dd83b494cb4ce5cc225e0953a/FLAG0ae560bca [2019-11-26 16:59:24,431 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:24,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0833.c [2019-11-26 16:59:24,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2414f817c/6c4cbe4dd83b494cb4ce5cc225e0953a/FLAG0ae560bca [2019-11-26 16:59:24,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2414f817c/6c4cbe4dd83b494cb4ce5cc225e0953a [2019-11-26 16:59:24,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:24,500 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:24,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:24,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:24,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:24,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:24" (1/1) ... [2019-11-26 16:59:24,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726f098d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:24, skipping insertion in model container [2019-11-26 16:59:24,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:24" (1/1) ... [2019-11-26 16:59:24,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:24,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:25,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:25,345 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:25,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:25,594 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:25,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25 WrapperNode [2019-11-26 16:59:25,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:25,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:25,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:25,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:25,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:25,766 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:25,766 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:25,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:25,789 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:25" (1/1) ... [2019-11-26 16:59:25,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:25,926 INFO L168 Benchmark]: Toolchain (without parser) took 1422.40 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:25,927 INFO L168 Benchmark]: CDTParser took 2.53 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 16:59:25,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.27 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:25,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.59 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:25,935 INFO L168 Benchmark]: Boogie Preprocessor took 153.60 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:25,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 1095.27 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 980.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.59 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.60 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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...