./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1012a.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 8843c970c14fead2ee32d56c7ad1a4a87598c42c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1012a.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 8843c970c14fead2ee32d56c7ad1a4a87598c42c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:37,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:37,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:37,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:37,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:37,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:37,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:37,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:37,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:37,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:37,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:37,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:37,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:37,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:37,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:37,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:37,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:37,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:37,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:37,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:37,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:37,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:37,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:37,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:37,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:37,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:37,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:37,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:37,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:37,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:37,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:37,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:37,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:37,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:37,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:37,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:37,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:37,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:37,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:37,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:37,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:37,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:37,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:37,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:37,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:37,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:37,939 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:37,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:37,939 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:37,939 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:37,939 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:37,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:37,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:37,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:37,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:37,943 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:37,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:37,944 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:37,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:37,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:37,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:37,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:37,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:37,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:37,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:37,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:37,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:37,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:37,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:37,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:37,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:37,949 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 -> 8843c970c14fead2ee32d56c7ad1a4a87598c42c [2019-11-24 21:06:38,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:38,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:38,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:38,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:38,433 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:38,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-24 21:06:38,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48956868d/42c532bfb86a4ce6a6531a91b1dba95c/FLAGe4c8d650e [2019-11-24 21:06:39,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:39,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-24 21:06:39,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48956868d/42c532bfb86a4ce6a6531a91b1dba95c/FLAGe4c8d650e [2019-11-24 21:06:39,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48956868d/42c532bfb86a4ce6a6531a91b1dba95c [2019-11-24 21:06:39,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:39,559 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:39,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:39,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:39,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:39,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:39" (1/1) ... [2019-11-24 21:06:39,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:39, skipping insertion in model container [2019-11-24 21:06:39,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:39" (1/1) ... [2019-11-24 21:06:39,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:39,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:39,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:39,916 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:39,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:40,022 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:40,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40 WrapperNode [2019-11-24 21:06:40,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:40,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:40,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:40,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:40,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:40,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:40,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:40,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:40,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:40" (1/1) ... [2019-11-24 21:06:40,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:40,170 INFO L168 Benchmark]: Toolchain (without parser) took 608.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:40,188 INFO L168 Benchmark]: CDTParser took 0.60 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. [2019-11-24 21:06:40,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 457.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -42.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:40,190 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:40,191 INFO L168 Benchmark]: Boogie Preprocessor took 55.45 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. [2019-11-24 21:06:40,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 457.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -42.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 80.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.45 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:42,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:42,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:42,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:42,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:42,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:42,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:42,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:42,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:42,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:42,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:42,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:42,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:42,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:42,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:42,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:42,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:42,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:42,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:43,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:43,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:43,013 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:43,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:43,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:43,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:43,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:43,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:43,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:43,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:43,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:43,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:43,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:43,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:43,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:43,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:43,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:43,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:43,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:43,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:43,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:43,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:43,044 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:43,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:43,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:43,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:43,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:43,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:43,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:43,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:43,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:43,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:43,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:43,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:43,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:43,081 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:43,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:43,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:43,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:43,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:43,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:43,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:43,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:43,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:43,086 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:43,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:43,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:43,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:43,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:43,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:43,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:43,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:43,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:43,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:43,089 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 -> 8843c970c14fead2ee32d56c7ad1a4a87598c42c [2019-11-24 21:06:43,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:43,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:43,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:43,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:43,521 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:43,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-24 21:06:43,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb4114eb/8dc0f2697230429982c37d0dd1b872c2/FLAGaede72cff [2019-11-24 21:06:44,316 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:44,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-24 21:06:44,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb4114eb/8dc0f2697230429982c37d0dd1b872c2/FLAGaede72cff [2019-11-24 21:06:44,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bb4114eb/8dc0f2697230429982c37d0dd1b872c2 [2019-11-24 21:06:44,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:44,660 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:44,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:44,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:44,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:44,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:44" (1/1) ... [2019-11-24 21:06:44,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:44, skipping insertion in model container [2019-11-24 21:06:44,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:44" (1/1) ... [2019-11-24 21:06:44,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:44,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:45,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:45,036 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:45,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:45,166 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:45,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45 WrapperNode [2019-11-24 21:06:45,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:45,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:45,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:45,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:45,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:45,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:45,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:45,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:45,251 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:45" (1/1) ... [2019-11-24 21:06:45,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:45,309 INFO L168 Benchmark]: Toolchain (without parser) took 646.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.3 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:45,310 INFO L168 Benchmark]: CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:45,311 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:45,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.66 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. [2019-11-24 21:06:45,313 INFO L168 Benchmark]: Boogie Preprocessor took 60.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:45,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 504.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 71.66 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 60.36 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 985.3 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...