./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 509859d6 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 0.1.24-509859d [2019-11-27 16:07:50,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:50,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:50,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:50,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:50,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:50,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:50,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:50,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:50,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:50,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:50,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:50,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:50,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:50,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:50,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:50,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:50,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:50,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:50,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:50,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:50,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:50,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:50,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:50,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:50,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:50,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:50,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:50,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:50,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:50,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:50,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:50,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:50,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:50,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:50,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:50,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:50,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:50,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:50,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:50,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:50,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:07:50,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:50,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:50,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:50,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:50,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:50,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:50,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:50,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:07:50,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:50,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:50,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:50,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:50,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:50,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:50,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:50,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:50,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:50,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:50,353 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:50,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:50,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:50,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:50,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:50,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:50,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:50,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:07:50,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:07:50,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:50,357 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 [2019-11-27 16:07:50,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:50,943 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:50,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:50,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:50,954 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:50,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 16:07:51,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4454030a/f124c99081664cf089c93e26396144f7/FLAGe2fe49a3a [2019-11-27 16:07:52,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:52,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 16:07:52,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4454030a/f124c99081664cf089c93e26396144f7/FLAGe2fe49a3a [2019-11-27 16:07:52,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4454030a/f124c99081664cf089c93e26396144f7 [2019-11-27 16:07:52,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:52,285 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:52,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:52,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:52,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:52,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:52,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25af3bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52, skipping insertion in model container [2019-11-27 16:07:52,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:52,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:52,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:53,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:53,126 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:53,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:53,371 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:53,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53 WrapperNode [2019-11-27 16:07:53,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:53,381 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:53,381 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:53,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:53,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:53,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:53,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:53,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:53,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:53" (1/1) ... [2019-11-27 16:07:53,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:53,667 INFO L168 Benchmark]: Toolchain (without parser) took 1377.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 984.1 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:53,669 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:53,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1080.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,680 INFO L168 Benchmark]: Boogie Preprocessor took 130.64 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:53,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1080.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 989.9 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.68 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.64 ms. Allocated memory is still 1.0 GB. Free memory is still 984.1 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 0.1.24-509859d [2019-11-27 16:07:57,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:57,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:57,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:57,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:57,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:57,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:57,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:57,583 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:57,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:57,592 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:57,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:57,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:57,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:57,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:57,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:57,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:57,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:57,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:57,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:57,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:57,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:57,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:57,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:57,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:57,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:57,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:57,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:57,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:57,674 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:57,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:57,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:57,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:57,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:57,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:57,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:57,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:57,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:57,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:57,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:57,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:57,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:07:57,740 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:57,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:57,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:57,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:57,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:57,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:57,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:57,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:57,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:57,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:57,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:57,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:57,752 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:07:57,753 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:07:57,755 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:57,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:57,755 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:57,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:57,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:57,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:57,757 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:57,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:57,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:57,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:57,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:57,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:57,761 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:07:57,762 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:07:57,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:57,762 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:07:57,764 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 [2019-11-27 16:07:58,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:58,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:58,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:58,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:58,388 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:58,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 16:07:58,546 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33e75a3e/747f602ac1d847789373620a52a2185e/FLAG10c927247 [2019-11-27 16:07:59,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:59,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0250b.c [2019-11-27 16:07:59,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33e75a3e/747f602ac1d847789373620a52a2185e/FLAG10c927247 [2019-11-27 16:07:59,662 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f33e75a3e/747f602ac1d847789373620a52a2185e [2019-11-27 16:07:59,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:59,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:59,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:59,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:59,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:59,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4801b5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:59, skipping insertion in model container [2019-11-27 16:07:59,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:59,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:00,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:00,532 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:00,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:00,798 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:00,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00 WrapperNode [2019-11-27 16:08:00,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:00,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:00,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:00,806 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:00,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:00,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:00,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:00,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:00,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:00,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:01,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,117 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:00" (1/1) ... [2019-11-27 16:08:01,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:01,149 INFO L168 Benchmark]: Toolchain (without parser) took 1469.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 979.8 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:01,150 INFO L168 Benchmark]: CDTParser took 2.91 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:01,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1121.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 985.6 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:01,154 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.46 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:01,155 INFO L168 Benchmark]: Boogie Preprocessor took 157.69 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:01,171 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 1121.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 985.6 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.46 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.69 ms. Allocated memory is still 1.0 GB. Free memory was 985.6 MB in the beginning and 979.8 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...