./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_0686b.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 727dcc3da973b508bbef33774c3444dfdf11456b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0686b.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 727dcc3da973b508bbef33774c3444dfdf11456b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:32,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:32,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:32,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:32,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:32,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:32,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:32,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:32,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:32,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:32,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:32,114 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:32,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:32,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:32,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:32,128 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:32,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:32,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:32,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:32,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:32,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:32,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:32,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:32,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:32,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:32,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:32,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:32,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:32,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:32,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:32,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:32,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:32,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:32,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:32,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:32,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:32,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:32,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:32,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:32,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:32,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:32,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:32,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:32,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:32,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:32,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:32,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:32,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:32,257 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:32,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:32,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:32,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:32,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:32,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:32,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:32,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:32,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:32,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:32,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:32,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:32,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:32,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:32,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:32,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:32,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:32,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:32,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:32,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:32,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:32,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:32,271 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 -> 727dcc3da973b508bbef33774c3444dfdf11456b [2019-11-27 09:47:32,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:32,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:32,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:32,822 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:32,823 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:32,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-27 09:47:32,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac8ab436/250774df62e140f99ff3888ab2e5472f/FLAG6f50b1628 [2019-11-27 09:47:34,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:34,032 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-27 09:47:34,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac8ab436/250774df62e140f99ff3888ab2e5472f/FLAG6f50b1628 [2019-11-27 09:47:34,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aac8ab436/250774df62e140f99ff3888ab2e5472f [2019-11-27 09:47:34,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:34,150 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:34,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:34,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:34,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:34,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:34" (1/1) ... [2019-11-27 09:47:34,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2b324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:34, skipping insertion in model container [2019-11-27 09:47:34,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:34" (1/1) ... [2019-11-27 09:47:34,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:34,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:34,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:34,940 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:35,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:35,156 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:35,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35 WrapperNode [2019-11-27 09:47:35,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:35,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:35,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:35,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:35,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:35,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:35,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:35,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:35,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:35" (1/1) ... [2019-11-27 09:47:35,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:35,510 INFO L168 Benchmark]: Toolchain (without parser) took 1351.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.4 MB in the end (delta: -15.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:35,511 INFO L168 Benchmark]: CDTParser took 0.46 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 09:47:35,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1003.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:35,516 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.09 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:35,519 INFO L168 Benchmark]: Boogie Preprocessor took 170.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:35,526 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1003.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.09 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 984.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.4 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-da95e15 [2019-11-27 09:47:39,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:39,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:39,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:39,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:39,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:39,482 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:39,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:39,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:39,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:39,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:39,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:39,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:39,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:39,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:39,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:39,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:39,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:39,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:39,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:39,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:39,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:39,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:39,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:39,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:39,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:39,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:39,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:39,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:39,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:39,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:39,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:39,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:39,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:39,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:39,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:39,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:39,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:39,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:39,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:39,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:39,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:39,656 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:39,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:39,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:39,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:39,666 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:39,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:39,667 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:39,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:39,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:39,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:39,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:39,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:39,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:39,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:39,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:39,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:39,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:39,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:39,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:39,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:39,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:39,676 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:39,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:39,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:39,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:39,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:39,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:39,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:39,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:39,680 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:39,681 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 -> 727dcc3da973b508bbef33774c3444dfdf11456b [2019-11-27 09:47:40,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:40,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:40,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:40,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:40,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:40,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-27 09:47:40,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abb9ca96/4ae8c19d65994767b2c64641e3755d1b/FLAG1751d8999 [2019-11-27 09:47:41,476 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:41,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-27 09:47:41,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abb9ca96/4ae8c19d65994767b2c64641e3755d1b/FLAG1751d8999 [2019-11-27 09:47:41,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4abb9ca96/4ae8c19d65994767b2c64641e3755d1b [2019-11-27 09:47:41,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:41,608 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:41,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:41,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:41,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:41,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:41,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d8d6d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41, skipping insertion in model container [2019-11-27 09:47:41,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:41,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:41,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:42,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:42,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:42,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:42,774 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:42,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42 WrapperNode [2019-11-27 09:47:42,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:42,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:42,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:42,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:42,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:42,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:42,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:42,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:42,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:42,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:42,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:42,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:42,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:42,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:43,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:43,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:43,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:42" (1/1) ... [2019-11-27 09:47:43,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:43,152 INFO L168 Benchmark]: Toolchain (without parser) took 1542.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 974.2 MB in the end (delta: -8.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:43,155 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-27 09:47:43,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1161.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:43,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.26 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:43,162 INFO L168 Benchmark]: Boogie Preprocessor took 208.15 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:43,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1161.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.26 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.15 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.2 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...