./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0281.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0281.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 ea7f366bf9317f351e4b5f275a15188ee4a0efbb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0281.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 ea7f366bf9317f351e4b5f275a15188ee4a0efbb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:55,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:55,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:55,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:55,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:55,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:55,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:55,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:55,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:55,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:55,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:55,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:55,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:55,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:55,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:55,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:55,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:55,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:55,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:55,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:55,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:55,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:55,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:55,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:55,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:55,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:55,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:55,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:55,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:55,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:55,204 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:55,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:55,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:55,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:55,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:55,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:55,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:55,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:55,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:55,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:55,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:55,234 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:55,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:55,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:55,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:55,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:55,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:55,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:55,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:55,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:55,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:55,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:55,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:55,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:55,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:55,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:55,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:55,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:55,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:55,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:55,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:55,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:55,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:55,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:55,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:55,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:55,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:55,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:55,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:55,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:55,305 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 -> ea7f366bf9317f351e4b5f275a15188ee4a0efbb [2019-11-26 16:59:55,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:55,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:55,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:55,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:55,917 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:55,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2019-11-26 16:59:56,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce95b8ef8/bd2968c7cea54b938a2351c7ca99b98b/FLAGd6248b67d [2019-11-26 16:59:57,208 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:57,214 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2019-11-26 16:59:57,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce95b8ef8/bd2968c7cea54b938a2351c7ca99b98b/FLAGd6248b67d [2019-11-26 16:59:57,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce95b8ef8/bd2968c7cea54b938a2351c7ca99b98b [2019-11-26 16:59:57,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:57,286 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:57,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:57,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:57,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:57,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:57, skipping insertion in model container [2019-11-26 16:59:57,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:57" (1/1) ... [2019-11-26 16:59:57,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:57,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:58,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:58,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:58,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:58,374 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:58,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58 WrapperNode [2019-11-26 16:59:58,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:58,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:58,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:58,378 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:58,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:58,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:58,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:58,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:58,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:58,681 INFO L168 Benchmark]: Toolchain (without parser) took 1386.97 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:58,683 INFO L168 Benchmark]: CDTParser took 1.27 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. [2019-11-26 16:59:58,684 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1086.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:58,689 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.38 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:58,690 INFO L168 Benchmark]: Boogie Preprocessor took 141.47 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. [2019-11-26 16:59:58,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.27 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 1086.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 990.0 MB in the end (delta: -28.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 150.38 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.47 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:02,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:02,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:02,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:02,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:02,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:02,655 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:02,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:02,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:02,684 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:02,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:02,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:02,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:02,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:02,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:02,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:02,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:02,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:02,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:02,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:02,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:02,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:02,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:02,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:02,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:02,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:02,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:02,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:02,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:02,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:02,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:02,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:02,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:02,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:02,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:02,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:02,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:02,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:02,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:02,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:02,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:02,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:02,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:02,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:02,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:02,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:02,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:02,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:02,842 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:02,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:02,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:02,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:02,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:02,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:02,849 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:02,849 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:02,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:02,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:02,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:02,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:02,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:02,852 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:02,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:02,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:02,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:02,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:02,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:02,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:02,857 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:02,858 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:02,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:02,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:02,861 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 -> ea7f366bf9317f351e4b5f275a15188ee4a0efbb [2019-11-26 17:00:03,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:03,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:03,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:03,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:03,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:03,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2019-11-26 17:00:03,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679ba685b/24c98988d06f451fb544f40714873e63/FLAGebd482d95 [2019-11-26 17:00:04,751 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:04,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0281.c [2019-11-26 17:00:04,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679ba685b/24c98988d06f451fb544f40714873e63/FLAGebd482d95 [2019-11-26 17:00:04,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/679ba685b/24c98988d06f451fb544f40714873e63 [2019-11-26 17:00:04,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:04,879 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:04,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:04,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:04,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:04,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:04" (1/1) ... [2019-11-26 17:00:04,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd4a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:04, skipping insertion in model container [2019-11-26 17:00:04,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:04" (1/1) ... [2019-11-26 17:00:04,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:05,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:05,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:05,614 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:05,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:05,953 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:05,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05 WrapperNode [2019-11-26 17:00:05,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:05,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:05,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:05,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:05,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,119 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:06,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:06,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:06,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:06,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:05" (1/1) ... [2019-11-26 17:00:06,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:06,313 INFO L168 Benchmark]: Toolchain (without parser) took 1427.99 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 983.9 MB in the end (delta: -22.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:06,316 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 17:00:06,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1073.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,325 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:06,326 INFO L168 Benchmark]: Boogie Preprocessor took 178.26 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:06,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1073.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.7 MB in the end (delta: -28.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.55 ms. Allocated memory is still 1.0 GB. Free memory was 989.7 MB in the beginning and 983.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.26 ms. Allocated memory is still 1.0 GB. Free memory is still 983.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...