./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/cast_union_loose.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_union_loose.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 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_union_loose.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 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:49:56,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:49:56,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:49:56,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:49:56,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:49:56,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:49:56,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:49:56,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:49:57,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:49:57,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:49:57,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:49:57,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:49:57,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:49:57,021 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:49:57,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:49:57,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:49:57,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:49:57,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:49:57,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:49:57,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:49:57,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:49:57,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:49:57,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:49:57,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:49:57,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:49:57,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:49:57,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:49:57,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:49:57,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:49:57,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:49:57,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:49:57,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:49:57,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:49:57,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:49:57,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:49:57,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:49:57,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:49:57,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:49:57,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:49:57,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:49:57,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:49:57,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:49:57,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:49:57,149 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:49:57,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:49:57,154 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:49:57,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:49:57,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:49:57,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:49:57,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:49:57,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:49:57,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:49:57,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:49:57,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:49:57,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:49:57,162 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:49:57,162 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:49:57,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:49:57,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:49:57,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:49:57,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:49:57,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:49:57,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:49:57,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:49:57,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:49:57,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:49:57,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:49:57,169 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:49:57,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:49:57,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:49:57,169 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 -> 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 [2019-11-25 22:49:57,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:49:57,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:49:57,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:49:57,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:49:57,769 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:49:57,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_union_loose.c [2019-11-25 22:49:57,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ac56892/225a814cce274f2fb1c652e2cce4c9ec/FLAG0d7c5d926 [2019-11-25 22:49:58,958 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:49:58,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_union_loose.c [2019-11-25 22:49:58,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ac56892/225a814cce274f2fb1c652e2cce4c9ec/FLAG0d7c5d926 [2019-11-25 22:49:59,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ac56892/225a814cce274f2fb1c652e2cce4c9ec [2019-11-25 22:49:59,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:49:59,027 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:49:59,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:59,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:49:59,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:49:59,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,046 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 25.11 10:49:59, skipping insertion in model container [2019-11-25 22:49:59,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:49:59,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:49:59,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:59,580 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:49:59,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:49:59,764 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:49:59,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59 WrapperNode [2019-11-25 22:49:59,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:49:59,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:59,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:49:59,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:49:59,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:49:59,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:49:59,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:49:59,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:49:59,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:49:59" (1/1) ... [2019-11-25 22:49:59,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:49:59,959 INFO L168 Benchmark]: Toolchain (without parser) took 921.45 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 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:59,962 INFO L168 Benchmark]: CDTParser took 3.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:59,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.85 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:49:59,971 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-25 22:49:59,972 INFO L168 Benchmark]: Boogie Preprocessor took 69.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:49:59,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 737.85 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.28 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 69.68 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:50:03,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:50:03,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:50:03,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:50:03,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:50:03,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:50:03,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:50:04,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:50:04,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:50:04,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:50:04,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:50:04,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:50:04,047 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:50:04,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:50:04,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:50:04,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:50:04,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:50:04,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:50:04,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:50:04,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:50:04,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:50:04,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:50:04,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:50:04,105 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:50:04,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:50:04,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:50:04,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:50:04,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:50:04,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:50:04,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:50:04,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:50:04,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:50:04,125 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:50:04,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:50:04,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:50:04,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:50:04,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:50:04,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:50:04,137 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:50:04,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:50:04,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:50:04,146 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:50:04,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:50:04,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:50:04,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:50:04,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:50:04,195 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:50:04,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:50:04,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:50:04,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:50:04,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:50:04,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:50:04,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:50:04,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:50:04,202 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:50:04,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:50:04,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:50:04,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:50:04,205 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:50:04,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:50:04,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:50:04,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:50:04,208 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:50:04,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:50:04,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:50:04,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:50:04,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:50:04,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:50:04,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:50:04,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:50:04,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:50:04,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:50:04,215 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 -> 4ab78e88e866bccb3788105d7b85f6b41d9bbaf2 [2019-11-25 22:50:04,776 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:50:04,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:50:04,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:50:04,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:50:04,820 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:50:04,822 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/cast_union_loose.c [2019-11-25 22:50:04,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc883b30/751a503144824f9f9a927869f35b9989/FLAG699a62f84 [2019-11-25 22:50:05,937 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:50:05,939 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/cast_union_loose.c [2019-11-25 22:50:05,952 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc883b30/751a503144824f9f9a927869f35b9989/FLAG699a62f84 [2019-11-25 22:50:06,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ffc883b30/751a503144824f9f9a927869f35b9989 [2019-11-25 22:50:06,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:50:06,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:50:06,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:06,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:50:06,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:50:06,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:06,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d757e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06, skipping insertion in model container [2019-11-25 22:50:06,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:06,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:50:06,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:50:06,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:06,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:50:06,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:50:06,969 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:50:06,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06 WrapperNode [2019-11-25 22:50:06,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:50:06,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:06,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:50:06,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:50:06,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,069 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:50:07,070 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:50:07,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:50:07,070 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:50:07,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:50:06" (1/1) ... [2019-11-25 22:50:07,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:50:07,151 INFO L168 Benchmark]: Toolchain (without parser) took 993.13 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 989.4 MB in the end (delta: -27.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:07,153 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:50:07,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.61 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 996.6 MB in the end (delta: -34.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:07,157 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:07,159 INFO L168 Benchmark]: Boogie Preprocessor took 75.78 ms. Allocated memory is still 1.0 GB. Free memory was 990.9 MB in the beginning and 989.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:50:07,178 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 815.61 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 996.6 MB in the end (delta: -34.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.56 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 75.78 ms. Allocated memory is still 1.0 GB. Free memory was 990.9 MB in the beginning and 989.4 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...