./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0660b.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_0660b.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 bec24c2acca5f88b688a9290c179c6048b0a58a7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0660b.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 bec24c2acca5f88b688a9290c179c6048b0a58a7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:06,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:06,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:06,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:06,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:06,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:06,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:06,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:07,001 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:07,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:07,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:07,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:07,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:07,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:07,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:07,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:07,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:07,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:07,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:07,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:07,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:07,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:07,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:07,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:07,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:07,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:07,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:07,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:07,084 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:07,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:07,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:07,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:07,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:07,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:07,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:07,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:07,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:07,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:07,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:07,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:07,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:07,111 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:07,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:07,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:07,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:07,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:07,162 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:07,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:07,163 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:07,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:07,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:07,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:07,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:07,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:07,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:07,166 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:07,167 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:07,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:07,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:07,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:07,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:07,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:07,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:07,171 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:07,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:07,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:07,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:07,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:07,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:07,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:07,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:07,176 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 -> bec24c2acca5f88b688a9290c179c6048b0a58a7 [2019-11-24 21:06:07,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:07,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:07,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:07,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:07,766 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:07,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0660b.c [2019-11-24 21:06:07,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c6b07df/7daf8abde6194065a324a67c1fa2d5a3/FLAG5b6190fa5 [2019-11-24 21:06:09,049 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:09,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0660b.c [2019-11-24 21:06:09,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c6b07df/7daf8abde6194065a324a67c1fa2d5a3/FLAG5b6190fa5 [2019-11-24 21:06:09,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6c6b07df/7daf8abde6194065a324a67c1fa2d5a3 [2019-11-24 21:06:09,126 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:09,131 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:09,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:09,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:09,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:09,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:09" (1/1) ... [2019-11-24 21:06:09,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:09, skipping insertion in model container [2019-11-24 21:06:09,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:09" (1/1) ... [2019-11-24 21:06:09,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:09,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:09,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:09,961 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:10,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:10,186 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:10,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10 WrapperNode [2019-11-24 21:06:10,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:10,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:10,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:10,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:10,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:10,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:10,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:10,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:10,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:10" (1/1) ... [2019-11-24 21:06:10,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:10,577 INFO L168 Benchmark]: Toolchain (without parser) took 1443.73 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:10,582 INFO L168 Benchmark]: CDTParser took 2.08 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 21:06:10,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1053.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:10,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.95 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:10,593 INFO L168 Benchmark]: Boogie Preprocessor took 176.32 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:10,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.08 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 1053.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 201.95 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.32 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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 21:06:14,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:14,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:14,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:14,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:14,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:14,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:14,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:14,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:14,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:14,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:14,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:14,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:14,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:14,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:14,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:14,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:14,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:14,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:14,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:14,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:14,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:14,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:14,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:14,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:14,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:14,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:14,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:14,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:14,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:14,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:14,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:14,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:14,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:14,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:14,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:14,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:14,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:14,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:14,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:14,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:14,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:14,739 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:14,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:14,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:14,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:14,748 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:14,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:14,749 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:14,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:14,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:14,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:14,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:14,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:14,751 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:14,752 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:14,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:14,753 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:14,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:14,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:14,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:14,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:14,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:14,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:14,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:14,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:14,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:14,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:14,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:14,761 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:14,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:14,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:14,763 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:14,763 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 -> bec24c2acca5f88b688a9290c179c6048b0a58a7 [2019-11-24 21:06:15,350 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:15,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:15,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:15,390 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:15,392 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:15,394 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0660b.c [2019-11-24 21:06:15,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a59b8807/92b61f13708d4c5aa92e850711ed850e/FLAG50fa1bcc9 [2019-11-24 21:06:16,688 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:16,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0660b.c [2019-11-24 21:06:16,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a59b8807/92b61f13708d4c5aa92e850711ed850e/FLAG50fa1bcc9 [2019-11-24 21:06:16,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a59b8807/92b61f13708d4c5aa92e850711ed850e [2019-11-24 21:06:16,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:16,765 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:16,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:16,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:16,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:16,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d586f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:16, skipping insertion in model container [2019-11-24 21:06:16,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:16" (1/1) ... [2019-11-24 21:06:16,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:16,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:17,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,644 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:17,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:17,913 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:17,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17 WrapperNode [2019-11-24 21:06:17,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:17,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:17,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:17,919 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:17,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:17,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:18,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:18,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:18,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,269 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:17" (1/1) ... [2019-11-24 21:06:18,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:18,313 INFO L168 Benchmark]: Toolchain (without parser) took 1544.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,314 INFO L168 Benchmark]: CDTParser took 0.51 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 21:06:18,318 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1145.60 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:18,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:18,324 INFO L168 Benchmark]: Boogie Preprocessor took 192.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:18,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1145.60 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 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.62 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.69 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...