./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/cast_float_union.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-benchs/cast_float_union.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 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-benchs/cast_float_union.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 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:06:48,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:48,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:48,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:48,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:48,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:48,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:49,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:49,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:49,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:49,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:49,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:49,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:49,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:49,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:49,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:49,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:49,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:49,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:49,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:49,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:49,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:49,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:49,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:49,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:49,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:49,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:49,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:49,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:49,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:49,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:49,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:49,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:49,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:49,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:49,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:49,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:49,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:49,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:49,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:49,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:49,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:49,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:49,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:49,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:49,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:49,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:49,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:49,169 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:49,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:49,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:49,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:49,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:49,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:49,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:49,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:49,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:49,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:49,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:49,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:49,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:49,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:49,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:49,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:49,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:49,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:49,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:49,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:49,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:49,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:49,184 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 -> 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c [2019-11-27 16:06:49,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:49,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:49,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:49,816 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:49,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:49,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-27 16:06:49,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f234c5/6c4cd74cb5a04eb185b5b878e0a9cbc0/FLAG70a170f43 [2019-11-27 16:06:51,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:51,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-27 16:06:51,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f234c5/6c4cd74cb5a04eb185b5b878e0a9cbc0/FLAG70a170f43 [2019-11-27 16:06:51,112 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e8f234c5/6c4cd74cb5a04eb185b5b878e0a9cbc0 [2019-11-27 16:06:51,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:51,126 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:51,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:51,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:51,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:51,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,147 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 04:06:51, skipping insertion in model container [2019-11-27 16:06:51,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:51,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:51,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:51,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:51,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:51,809 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:51,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51 WrapperNode [2019-11-27 16:06:51,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:51,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:51,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:51,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:51,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:51,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:51,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:51,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:51,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:51" (1/1) ... [2019-11-27 16:06:51,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:52,001 INFO L168 Benchmark]: Toolchain (without parser) took 872.37 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:52,015 INFO L168 Benchmark]: CDTParser took 1.54 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 16:06:52,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.98 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 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:52,021 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:52,023 INFO L168 Benchmark]: Boogie Preprocessor took 67.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:52,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.54 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 683.98 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 997.1 MB in the end (delta: -35.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.14 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.18 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 16:06:55,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:55,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:55,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:55,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:55,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:55,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:55,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:55,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:55,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:55,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:55,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:55,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:55,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:55,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:55,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:55,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:55,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:55,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:55,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:55,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:55,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:55,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:55,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:55,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:55,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:55,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:55,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:55,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:55,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:55,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:55,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:55,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:55,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:55,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:55,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:56,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:56,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:56,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:56,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:56,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:56,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:06:56,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:56,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:56,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:56,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:56,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:56,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:56,061 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:56,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:56,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:56,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:56,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:56,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:56,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:06:56,066 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:06:56,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:56,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:56,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:56,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:56,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:56,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:56,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:56,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:56,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:56,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:56,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:56,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:56,074 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:06:56,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:06:56,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:56,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:06:56,077 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 -> 1d8a7d8fb8a6f3d9cad882f110dad1cedcf67f0c [2019-11-27 16:06:56,694 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:56,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:56,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:56,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:56,740 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:56,742 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-27 16:06:56,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad668ae2/6d99b6d6abeb4acb9f3d67764a7316d1/FLAG5d5d0c322 [2019-11-27 16:06:57,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:57,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_float_union.c [2019-11-27 16:06:58,015 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad668ae2/6d99b6d6abeb4acb9f3d67764a7316d1/FLAG5d5d0c322 [2019-11-27 16:06:58,054 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ad668ae2/6d99b6d6abeb4acb9f3d67764a7316d1 [2019-11-27 16:06:58,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:58,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:58,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:58,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:58,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:58,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:58,095 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 04:06:58, skipping insertion in model container [2019-11-27 16:06:58,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:58,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:58,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:06:58,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:58,622 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:06:58,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:06:58,865 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:06:58,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58 WrapperNode [2019-11-27 16:06:58,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:58,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:58,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:06:58,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:06:58,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:58,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,005 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:06:59,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:06:59,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:06:59,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:06:59,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,112 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:58" (1/1) ... [2019-11-27 16:06:59,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:06:59,138 INFO L168 Benchmark]: Toolchain (without parser) took 1058.63 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 990.9 MB in the end (delta: -29.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:59,140 INFO L168 Benchmark]: CDTParser took 0.35 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 16:06:59,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.83 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 990.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:06:59,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.56 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:59,147 INFO L168 Benchmark]: Boogie Preprocessor took 116.74 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:06:59,160 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 794.83 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 990.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.56 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.74 ms. Allocated memory is still 1.0 GB. Free memory is still 990.9 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...