./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1051.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/float_req_bl_1051.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 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/float_req_bl_1051.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 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:00:43,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:43,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:43,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:43,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:43,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:43,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:43,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:43,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:43,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:43,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:43,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:43,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:43,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:43,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:43,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:43,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:43,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:43,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:43,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:43,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:43,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:43,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:43,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:43,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:43,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:43,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:43,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:43,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:43,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:43,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:43,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:43,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:43,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:43,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:43,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:43,822 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:43,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:43,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:43,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:43,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:43,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:43,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:43,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:43,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:43,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:43,879 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:43,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:43,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:43,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:43,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:43,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:43,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:43,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:43,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:43,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:43,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:43,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:43,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:43,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:43,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:43,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:43,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:43,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:43,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:43,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:43,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:43,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:43,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:43,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:43,895 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 -> 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 [2019-11-26 17:00:44,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:44,487 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:44,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:44,498 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:44,501 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:44,502 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-26 17:00:44,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16d41706/7b771465127b4e128227f71fb90710a2/FLAG3b49ba01c [2019-11-26 17:00:45,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:45,674 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-26 17:00:45,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16d41706/7b771465127b4e128227f71fb90710a2/FLAG3b49ba01c [2019-11-26 17:00:45,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c16d41706/7b771465127b4e128227f71fb90710a2 [2019-11-26 17:00:45,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:45,838 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:45,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:45,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:45,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:45,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182d43ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:45, skipping insertion in model container [2019-11-26 17:00:45,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:45" (1/1) ... [2019-11-26 17:00:45,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:45,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:46,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:46,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:46,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:46,652 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:46,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46 WrapperNode [2019-11-26 17:00:46,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:46,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:46,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:46,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:46,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:46,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:46,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:46,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:46,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:46" (1/1) ... [2019-11-26 17:00:46,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:46,883 INFO L168 Benchmark]: Toolchain (without parser) took 1040.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:46,884 INFO L168 Benchmark]: CDTParser took 0.29 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 17:00:46,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 816.44 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:46,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.64 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:46,906 INFO L168 Benchmark]: Boogie Preprocessor took 82.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:46,916 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 816.44 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.64 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:50,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:50,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:50,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:50,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:50,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:50,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:50,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:50,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:50,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:50,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:50,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:50,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:50,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:50,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:50,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:50,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:50,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:50,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:50,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:50,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:50,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:50,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:50,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:50,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:50,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:50,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:50,829 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:50,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:50,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:50,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:50,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:50,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:50,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:50,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:50,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:50,847 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:50,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:50,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:50,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:50,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:50,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:50,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:50,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:50,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:50,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:50,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:50,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:50,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:50,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:50,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:50,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:50,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:50,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:50,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:50,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:50,909 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:50,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:50,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:50,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:50,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:50,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:50,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:50,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:50,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:50,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:50,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:50,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:50,916 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:50,916 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:50,916 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:50,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:50,920 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 -> 863e70131520c7e8858a4f32bea4c5cffd3e6ae2 [2019-11-26 17:00:51,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:51,517 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:51,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:51,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:51,530 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:51,532 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-26 17:00:51,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4987ecb27/aa2cb4ee530a48dd8842a381f58e9bb7/FLAG125187e1e [2019-11-26 17:00:52,702 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:52,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1051.c [2019-11-26 17:00:52,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4987ecb27/aa2cb4ee530a48dd8842a381f58e9bb7/FLAG125187e1e [2019-11-26 17:00:52,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4987ecb27/aa2cb4ee530a48dd8842a381f58e9bb7 [2019-11-26 17:00:52,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:52,872 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:52,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:52,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:52,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:52,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32961541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:52, skipping insertion in model container [2019-11-26 17:00:52,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:52" (1/1) ... [2019-11-26 17:00:52,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:52,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:53,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:53,487 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:53,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:53,739 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:53,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53 WrapperNode [2019-11-26 17:00:53,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:53,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:53,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:53,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:53,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,818 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:53,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:53,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:53,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:53,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:53" (1/1) ... [2019-11-26 17:00:53,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:53,964 INFO L168 Benchmark]: Toolchain (without parser) took 1090.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.5 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:53,965 INFO L168 Benchmark]: CDTParser took 1.72 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:53,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 996.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:53,969 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.57 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 989.5 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:53,974 INFO L168 Benchmark]: Boogie Preprocessor took 91.03 ms. Allocated memory is still 1.0 GB. Free memory is still 989.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:53,994 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 866.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 996.7 MB in the end (delta: -30.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.57 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 989.5 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.03 ms. Allocated memory is still 1.0 GB. Free memory is still 989.5 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...