./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/double_req_bl_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/double_req_bl_0250b.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 4c2ea93ce7d7bb69fdc51471a426b8c62557813c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:50:58,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:50:58,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:50:58,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:50:58,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:50:58,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:50:58,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:50:58,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:50:58,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:50:58,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:50:58,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:50:58,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:50:58,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:50:58,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:50:58,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:50:58,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:50:58,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:50:58,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:50:58,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:50:58,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:50:58,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:50:58,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:50:58,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:50:58,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:50:58,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:50:58,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:50:58,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:50:58,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:50:58,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:50:58,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:50:58,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:50:58,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:50:58,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:50:58,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:50:58,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:50:58,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:50:58,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:50:58,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:50:58,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:50:58,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:50:58,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:50:58,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:50:58,673 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:50:58,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:50:58,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:50:58,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:50:58,682 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:50:58,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:50:58,683 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:50:58,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:50:58,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:50:58,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:50:58,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:50:58,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:50:58,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:50:58,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:50:58,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:50:58,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:50:58,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:50:58,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:50:58,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:50:58,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:50:58,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:50:58,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:50:58,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:50:58,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:50:58,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:50:58,694 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:50:58,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:50:58,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:50:58,696 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-25 22:50:59,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:50:59,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:50:59,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:50:59,292 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:50:59,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:50:59,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-25 22:50:59,456 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6da33c815/9039819da241471ba96792d76ec17c3f/FLAGf888f2f50 [2019-11-25 22:51:00,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:00,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-25 22:51:00,643 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6da33c815/9039819da241471ba96792d76ec17c3f/FLAGf888f2f50 [2019-11-25 22:51:00,683 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6da33c815/9039819da241471ba96792d76ec17c3f [2019-11-25 22:51:00,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:00,696 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:00,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:00,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:00,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:00,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:00" (1/1) ... [2019-11-25 22:51:00,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:00, skipping insertion in model container [2019-11-25 22:51:00,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:00" (1/1) ... [2019-11-25 22:51:00,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:00,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:01,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:01,589 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:01,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:01,852 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:01,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01 WrapperNode [2019-11-25 22:51:01,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:01,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:01,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:01,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:01,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:01,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:01,997 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:01,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:02,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:02,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:02,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:02,140 INFO L168 Benchmark]: Toolchain (without parser) took 1440.90 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:02,142 INFO L168 Benchmark]: CDTParser took 1.65 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. [2019-11-25 22:51:02,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1154.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:02,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.70 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. [2019-11-25 22:51:02,148 INFO L168 Benchmark]: Boogie Preprocessor took 135.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:02,153 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.65 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 1154.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 142.70 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 135.39 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 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 0.1.24-65d6cd2 [2019-11-25 22:51:06,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:06,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:06,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:06,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:06,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:06,083 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:06,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:06,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:06,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:06,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:06,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:06,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:06,129 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:06,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:06,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:06,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:06,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:06,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:06,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:06,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:06,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:06,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:06,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:06,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:06,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:06,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:06,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:06,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:06,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:06,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:06,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:06,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:06,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:06,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:06,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:06,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:06,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:06,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:06,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:06,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:06,219 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:06,265 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:06,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:06,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:06,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:06,273 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:06,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:06,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:06,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:06,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:06,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:06,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:06,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:06,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:06,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:06,279 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:06,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:06,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:06,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:06,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:06,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:06,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:06,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:06,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:06,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:06,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:06,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:06,287 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:06,287 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:06,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:06,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:06,291 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 -> 4c2ea93ce7d7bb69fdc51471a426b8c62557813c [2019-11-25 22:51:06,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:06,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:06,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:06,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:06,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:06,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-25 22:51:07,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be20f563a/7e3c8a73f2cd481a9aaf5c47e4c17241/FLAG6b90c4488 [2019-11-25 22:51:08,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:08,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-25 22:51:08,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be20f563a/7e3c8a73f2cd481a9aaf5c47e4c17241/FLAG6b90c4488 [2019-11-25 22:51:08,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be20f563a/7e3c8a73f2cd481a9aaf5c47e4c17241 [2019-11-25 22:51:08,254 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:08,260 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:08,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:08,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:08,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:08,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:08" (1/1) ... [2019-11-25 22:51:08,282 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 25.11 10:51:08, skipping insertion in model container [2019-11-25 22:51:08,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:08" (1/1) ... [2019-11-25 22:51:08,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:08,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:09,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:09,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:09,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:09,425 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:09,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09 WrapperNode [2019-11-25 22:51:09,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:09,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:09,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:09,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:09,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:09,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:09,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:09,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:09,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:09,773 INFO L168 Benchmark]: Toolchain (without parser) took 1511.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 978.5 MB in the end (delta: -15.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:09,776 INFO L168 Benchmark]: CDTParser took 1.42 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. [2019-11-25 22:51:09,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1163.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:09,789 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.68 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. [2019-11-25 22:51:09,790 INFO L168 Benchmark]: Boogie Preprocessor took 156.07 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. [2019-11-25 22:51:09,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 1163.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 984.3 MB in the end (delta: -21.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 182.68 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 156.07 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...