./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_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 0.1.24-32f2683 [2019-11-24 21:06:17,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:17,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:17,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:17,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:17,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:17,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:17,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:17,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:17,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:17,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:17,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:17,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:17,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:17,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:17,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:17,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:17,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:17,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:17,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:17,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:17,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:17,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:17,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:17,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:17,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:17,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:17,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:17,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:17,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:17,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:17,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:17,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:17,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:17,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:17,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:17,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:17,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:17,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:17,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:17,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:17,560 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:17,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:17,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:17,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:17,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:17,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:17,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:17,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:17,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:17,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:17,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:17,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:17,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:17,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:17,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:17,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:17,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:17,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:17,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:17,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:17,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:17,617 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:17,618 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:17,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:17,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:17,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:17,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:17,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:17,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:17,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:17,622 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 [2019-11-24 21:06:18,255 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:18,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:18,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:18,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:18,298 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:18,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-24 21:06:18,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a57aa31f/14516b8b4a074bc9aa5712eb7ec0d6af/FLAGe7db8621b [2019-11-24 21:06:19,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:19,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-24 21:06:19,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a57aa31f/14516b8b4a074bc9aa5712eb7ec0d6af/FLAGe7db8621b [2019-11-24 21:06:19,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a57aa31f/14516b8b4a074bc9aa5712eb7ec0d6af [2019-11-24 21:06:19,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:19,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:19,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:19,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:19,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:19,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39391bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19, skipping insertion in model container [2019-11-24 21:06:19,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:19,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:20,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:20,524 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:20,685 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:20,743 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:20,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20 WrapperNode [2019-11-24 21:06:20,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:20,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:20,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:20,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:20,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:20,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:20,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:20,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:20,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:21,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:21,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:21,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:20" (1/1) ... [2019-11-24 21:06:21,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:21,128 INFO L168 Benchmark]: Toolchain (without parser) took 1449.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:21,130 INFO L168 Benchmark]: CDTParser took 2.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:21,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:21,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:21,139 INFO L168 Benchmark]: Boogie Preprocessor took 191.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:21,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.24 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 1075.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 172.89 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.00 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:25,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:25,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:25,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:25,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:25,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:25,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:25,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:25,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:25,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:25,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:25,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:25,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:25,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:25,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:25,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:25,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:25,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:25,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:25,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:25,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:25,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:25,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:25,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:25,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:25,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:25,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:25,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:25,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:25,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:25,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:25,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:25,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:25,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:25,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:25,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:25,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:25,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:25,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:25,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:25,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:25,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:25,457 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:25,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:25,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:25,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:25,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:25,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:25,467 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:25,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:25,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:25,471 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:25,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:25,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:25,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:25,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:25,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:25,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:25,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:25,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:25,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:25,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:25,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:25,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:25,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:25,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:25,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:25,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:25,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:25,483 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:25,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:25,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:25,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:25,488 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 [2019-11-24 21:06:26,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:26,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:26,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:26,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:26,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:26,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-24 21:06:26,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaf8b4cd2/6b4165cc21114352840a4ff2f4ef675b/FLAG832103cc6 [2019-11-24 21:06:27,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:27,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0686b.c [2019-11-24 21:06:27,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaf8b4cd2/6b4165cc21114352840a4ff2f4ef675b/FLAG832103cc6 [2019-11-24 21:06:27,469 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eaf8b4cd2/6b4165cc21114352840a4ff2f4ef675b [2019-11-24 21:06:27,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:27,482 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:27,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:27,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:27,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:27,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:27" (1/1) ... [2019-11-24 21:06:27,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:27, skipping insertion in model container [2019-11-24 21:06:27,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:27" (1/1) ... [2019-11-24 21:06:27,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:27,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:28,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:28,330 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:28,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:28,502 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:28,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28 WrapperNode [2019-11-24 21:06:28,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:28,505 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:28,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:28,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:28,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:28,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:28,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:28,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:28,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:28" (1/1) ... [2019-11-24 21:06:28,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:28,876 INFO L168 Benchmark]: Toolchain (without parser) took 1387.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:28,877 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:28,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1016.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:28,880 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.71 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:28,885 INFO L168 Benchmark]: Boogie Preprocessor took 187.70 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:28,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1016.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.71 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 187.70 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...