./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0685a.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_0685a.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 c2ad9ac4c99549ae45d13e5b5aaa907534743c6b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0685a.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 c2ad9ac4c99549ae45d13e5b5aaa907534743c6b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:47:30,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:30,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:30,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:30,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:30,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:30,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:30,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:30,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:30,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:30,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:30,481 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:30,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:30,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:30,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:30,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:30,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:30,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:30,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:30,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:30,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:30,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:30,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:30,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:30,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:30,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:30,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:30,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:30,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:30,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:30,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:30,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:30,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:30,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:30,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:30,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:30,572 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:30,572 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:30,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:30,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:30,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:30,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:47:30,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:30,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:30,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:30,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:30,634 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:30,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:30,634 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:30,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:47:30,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:30,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:30,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:30,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:30,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:30,644 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:30,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:30,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:30,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:30,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:30,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:30,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:30,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:30,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:30,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:30,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:30,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:30,647 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:47:30,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:47:30,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:30,649 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 -> c2ad9ac4c99549ae45d13e5b5aaa907534743c6b [2019-11-27 09:47:31,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:31,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:31,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:31,371 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:31,372 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:31,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685a.c [2019-11-27 09:47:31,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4fc9316/1000e51dd67d49bc8c95e290208fb754/FLAGe406329e9 [2019-11-27 09:47:32,674 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:32,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685a.c [2019-11-27 09:47:32,702 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4fc9316/1000e51dd67d49bc8c95e290208fb754/FLAGe406329e9 [2019-11-27 09:47:32,744 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4fc9316/1000e51dd67d49bc8c95e290208fb754 [2019-11-27 09:47:32,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:32,754 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:32,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:32,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:32,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:32,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,780 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 27.11 09:47:32, skipping insertion in model container [2019-11-27 09:47:32,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:32" (1/1) ... [2019-11-27 09:47:32,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:32,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:33,607 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:33,624 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:33,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:33,842 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:33,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33 WrapperNode [2019-11-27 09:47:33,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:33,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:33,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:33,847 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:33,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:33,923 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:34,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:34,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:34,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:34,074 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,094 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:33" (1/1) ... [2019-11-27 09:47:34,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:34,246 INFO L168 Benchmark]: Toolchain (without parser) took 1472.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 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 09:47:34,249 INFO L168 Benchmark]: CDTParser took 1.47 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 09:47:34,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1084.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:34,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 208.93 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 09:47:34,258 INFO L168 Benchmark]: Boogie Preprocessor took 168.50 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 09:47:34,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 1084.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 980.0 MB in the end (delta: -14.0 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 208.93 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 168.50 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:47:38,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:47:38,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:47:38,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:47:38,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:47:38,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:47:38,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:47:38,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:47:38,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:47:38,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:47:38,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:47:38,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:47:38,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:47:38,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:47:38,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:47:38,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:47:38,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:47:38,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:47:38,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:47:38,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:47:38,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:47:38,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:47:38,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:47:38,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:47:38,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:47:38,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:47:38,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:47:38,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:47:38,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:47:38,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:47:38,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:47:38,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:47:38,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:47:38,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:47:38,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:47:38,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:47:38,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:47:38,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:47:38,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:47:38,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:47:38,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:47:38,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:47:38,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:47:38,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:47:38,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:47:38,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:47:38,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:47:38,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:47:38,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:47:38,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:47:38,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:47:38,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:47:38,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:47:38,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:47:38,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:47:38,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:47:38,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:47:38,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:47:38,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:47:38,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:47:38,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:47:38,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:47:38,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:47:38,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:47:38,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:47:38,434 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:47:38,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:47:38,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:47:38,435 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:47:38,436 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:47:38,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:47:38,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:47:38,440 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 -> c2ad9ac4c99549ae45d13e5b5aaa907534743c6b [2019-11-27 09:47:39,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:47:39,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:47:39,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:47:39,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:47:39,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:47:39,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685a.c [2019-11-27 09:47:39,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e153a013/57c60873693b4c8f93c2114094a74015/FLAG0096de3d6 [2019-11-27 09:47:40,379 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:47:40,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685a.c [2019-11-27 09:47:40,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e153a013/57c60873693b4c8f93c2114094a74015/FLAG0096de3d6 [2019-11-27 09:47:40,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e153a013/57c60873693b4c8f93c2114094a74015 [2019-11-27 09:47:40,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:47:40,467 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:47:40,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:40,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:47:40,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:47:40,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:40" (1/1) ... [2019-11-27 09:47:40,493 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 27.11 09:47:40, skipping insertion in model container [2019-11-27 09:47:40,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:47:40" (1/1) ... [2019-11-27 09:47:40,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:47:40,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:47:41,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:41,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:47:41,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:47:41,732 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:47:41,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41 WrapperNode [2019-11-27 09:47:41,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:47:41,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:41,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:47:41,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:47:41,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:41,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:41,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:47:41,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:47:41,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:47:41,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:47:42,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:47:41" (1/1) ... [2019-11-27 09:47:42,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:47:42,210 INFO L168 Benchmark]: Toolchain (without parser) took 1740.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:47:42,212 INFO L168 Benchmark]: CDTParser took 0.50 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 09:47:42,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1273.02 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:47:42,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.85 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. [2019-11-27 09:47:42,223 INFO L168 Benchmark]: Boogie Preprocessor took 237.69 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. [2019-11-27 09:47:42,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1273.02 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 984.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.85 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 237.69 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...