./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0971.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_0971.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 1aaf670562012dae9985b4d351583e88df305330 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0971.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 1aaf670562012dae9985b4d351583e88df305330 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:30,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:30,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:30,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:30,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:30,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:30,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:30,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:30,761 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:30,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:30,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:30,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:30,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:30,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:30,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:30,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:30,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:30,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:30,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:30,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:30,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:30,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:30,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:30,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:30,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:30,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:30,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:30,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:30,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:30,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:30,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:30,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:30,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:30,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:30,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:30,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:30,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:30,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:30,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:30,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:30,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:30,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:30,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:30,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:30,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:30,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:30,935 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:30,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:30,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:30,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:30,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:30,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:30,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:30,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:30,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:30,941 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:30,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:30,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:30,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:30,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:30,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:30,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:30,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:30,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:30,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:30,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:30,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:30,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:30,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:30,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:30,951 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 -> 1aaf670562012dae9985b4d351583e88df305330 [2019-11-27 16:08:31,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:31,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:31,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:31,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:31,560 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:31,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2019-11-27 16:08:31,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d706947f1/8a51fac5adff4a8e8bc25f195a882993/FLAG9b869a1ae [2019-11-27 16:08:32,791 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:32,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2019-11-27 16:08:32,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d706947f1/8a51fac5adff4a8e8bc25f195a882993/FLAG9b869a1ae [2019-11-27 16:08:32,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d706947f1/8a51fac5adff4a8e8bc25f195a882993 [2019-11-27 16:08:32,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:32,905 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:32,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:32,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:32,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:32,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5336134e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:32, skipping insertion in model container [2019-11-27 16:08:32,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:32" (1/1) ... [2019-11-27 16:08:32,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:33,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:33,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:33,586 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:33,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:33,847 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:33,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33 WrapperNode [2019-11-27 16:08:33,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:33,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:33,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:33,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:33,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:33,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:33,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:33,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:33,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:33,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:34,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,022 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:33" (1/1) ... [2019-11-27 16:08:34,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:34,120 INFO L168 Benchmark]: Toolchain (without parser) took 1205.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:34,133 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-27 16:08:34,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:34,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.21 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:34,145 INFO L168 Benchmark]: Boogie Preprocessor took 118.57 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:34,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 942.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.21 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 118.57 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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 0.1.24-509859d [2019-11-27 16:08:38,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:38,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:38,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:38,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:38,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:38,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:38,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:38,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:38,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:38,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:38,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:38,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:38,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:38,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:38,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:38,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:38,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:38,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:38,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:38,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:38,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:38,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:38,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:38,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:38,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:38,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:38,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:38,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:38,248 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:38,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:38,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:38,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:38,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:38,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:38,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:38,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:38,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:38,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:38,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:38,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:38,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:38,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:38,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:38,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:38,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:38,320 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:38,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:38,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:38,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:38,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:38,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:38,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:38,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:38,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:38,328 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:38,328 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:38,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:38,329 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:38,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:38,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:38,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:38,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:38,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:38,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:38,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:38,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:38,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:38,335 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:38,337 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:38,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:38,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:38,339 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 -> 1aaf670562012dae9985b4d351583e88df305330 [2019-11-27 16:08:38,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:38,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:39,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:39,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:39,012 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:39,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2019-11-27 16:08:39,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e8328a2c/06a4b89a686f45e78f87e3b0a7c58c36/FLAG15a6d8997 [2019-11-27 16:08:40,285 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:40,290 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0971.c [2019-11-27 16:08:40,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e8328a2c/06a4b89a686f45e78f87e3b0a7c58c36/FLAG15a6d8997 [2019-11-27 16:08:40,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e8328a2c/06a4b89a686f45e78f87e3b0a7c58c36 [2019-11-27 16:08:40,365 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:40,369 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:40,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:40,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:40,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:40,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:40" (1/1) ... [2019-11-27 16:08:40,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:40, skipping insertion in model container [2019-11-27 16:08:40,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:40" (1/1) ... [2019-11-27 16:08:40,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:40,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:41,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:41,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:41,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:41,460 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:41,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41 WrapperNode [2019-11-27 16:08:41,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:41,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:41,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:41,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:41,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:41,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:41,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:41,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:41,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:41" (1/1) ... [2019-11-27 16:08:41,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:41,803 INFO L168 Benchmark]: Toolchain (without parser) took 1428.12 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 974.4 MB in the end (delta: -12.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:41,809 INFO L168 Benchmark]: CDTParser took 1.23 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. [2019-11-27 16:08:41,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:41,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.36 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:41,819 INFO L168 Benchmark]: Boogie Preprocessor took 160.88 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:41,828 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 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 1091.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 980.1 MB in the end (delta: -18.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.36 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.88 ms. Allocated memory is still 1.0 GB. Free memory was 980.1 MB in the beginning and 974.4 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...