./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0270b.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_0270b.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 2ba43eb3953387ed7e9e073c4829343982ceaa96 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0270b.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 2ba43eb3953387ed7e9e073c4829343982ceaa96 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:50:59,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:50:59,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:50:59,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:50:59,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:50:59,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:50:59,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:50:59,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:50:59,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:50:59,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:50:59,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:50:59,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:50:59,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:50:59,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:50:59,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:50:59,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:50:59,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:50:59,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:50:59,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:50:59,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:50:59,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:50:59,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:50:59,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:50:59,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:50:59,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:50:59,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:50:59,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:50:59,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:50:59,866 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:50:59,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:50:59,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:50:59,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:50:59,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:50:59,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:50:59,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:50:59,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:50:59,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:50:59,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:50:59,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:50:59,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:50:59,891 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:50:59,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:50:59,933 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:50:59,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:50:59,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:50:59,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:50:59,941 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:50:59,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:50:59,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:50:59,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:50:59,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:50:59,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:50:59,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:50:59,946 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:50:59,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:50:59,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:50:59,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:50:59,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:50:59,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:50:59,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:50:59,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:50:59,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:50:59,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:50:59,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:50:59,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:50:59,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:50:59,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:50:59,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:50:59,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:50:59,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:50:59,957 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 -> 2ba43eb3953387ed7e9e073c4829343982ceaa96 [2019-11-25 22:51:00,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:00,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:00,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:00,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:00,603 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:00,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0270b.c [2019-11-25 22:51:00,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ed246b5/1a49c398d56b47ab8e111672202af4e5/FLAGb16e49aa4 [2019-11-25 22:51:01,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:01,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0270b.c [2019-11-25 22:51:01,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ed246b5/1a49c398d56b47ab8e111672202af4e5/FLAGb16e49aa4 [2019-11-25 22:51:01,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12ed246b5/1a49c398d56b47ab8e111672202af4e5 [2019-11-25 22:51:01,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:01,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:01,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:01,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:01,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:01,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:01,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e68b912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:01, skipping insertion in model container [2019-11-25 22:51:01,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:01" (1/1) ... [2019-11-25 22:51:02,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:02,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:02,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:02,803 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:03,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:03,047 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:03,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03 WrapperNode [2019-11-25 22:51:03,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:03,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:03,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:03,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:03,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:03,217 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:03,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:03,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:03,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:03" (1/1) ... [2019-11-25 22:51:03,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:03,361 INFO L168 Benchmark]: Toolchain (without parser) took 1387.08 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 978.7 MB in the end (delta: -17.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:03,368 INFO L168 Benchmark]: CDTParser took 2.38 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 22:51:03,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:03,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.95 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:03,376 INFO L168 Benchmark]: Boogie Preprocessor took 137.51 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:03,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 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 1074.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.95 ms. Allocated memory is still 1.0 GB. Free memory is still 984.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.51 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.7 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 22:51:07,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:51:07,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:51:07,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:51:07,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:51:07,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:51:07,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:51:07,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:51:07,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:51:07,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:51:07,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:51:07,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:51:07,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:51:07,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:51:07,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:51:07,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:51:07,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:51:07,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:51:07,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:51:07,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:51:07,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:51:07,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:51:07,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:51:07,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:51:07,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:51:07,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:51:07,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:51:07,431 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:51:07,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:51:07,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:51:07,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:51:07,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:51:07,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:51:07,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:51:07,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:51:07,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:51:07,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:51:07,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:51:07,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:51:07,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:51:07,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:51:07,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:51:07,499 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:51:07,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:51:07,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:51:07,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:51:07,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:51:07,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:51:07,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:51:07,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:51:07,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:51:07,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:51:07,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:51:07,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:51:07,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:51:07,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:51:07,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:51:07,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:51:07,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:51:07,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:51:07,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:51:07,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:51:07,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:51:07,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:51:07,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:51:07,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:51:07,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:51:07,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:51:07,522 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:51:07,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:51:07,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:51:07,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:51:07,526 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 -> 2ba43eb3953387ed7e9e073c4829343982ceaa96 [2019-11-25 22:51:08,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:51:08,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:51:08,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:51:08,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:51:08,104 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:51:08,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0270b.c [2019-11-25 22:51:08,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba2c3e8a/c28c9cfcb315485dbad5f856f97759b7/FLAG74194d1d4 [2019-11-25 22:51:09,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:51:09,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0270b.c [2019-11-25 22:51:09,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba2c3e8a/c28c9cfcb315485dbad5f856f97759b7/FLAG74194d1d4 [2019-11-25 22:51:09,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bba2c3e8a/c28c9cfcb315485dbad5f856f97759b7 [2019-11-25 22:51:09,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:51:09,313 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:51:09,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:09,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:51:09,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:51:09,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:09, skipping insertion in model container [2019-11-25 22:51:09,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:51:09" (1/1) ... [2019-11-25 22:51:09,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:51:09,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:51:10,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:10,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:51:10,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:51:10,538 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:51:10,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10 WrapperNode [2019-11-25 22:51:10,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:51:10,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:10,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:51:10,545 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:51:10,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:51:10,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:51:10,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:51:10,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:51:10,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:51:10" (1/1) ... [2019-11-25 22:51:10,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:51:10,893 INFO L168 Benchmark]: Toolchain (without parser) took 1574.27 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 980.0 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:10,894 INFO L168 Benchmark]: CDTParser took 2.86 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 22:51:10,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1226.13 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:10,906 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:51:10,909 INFO L168 Benchmark]: Boogie Preprocessor took 158.49 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:51:10,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 1226.13 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 985.8 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 158.49 ms. Allocated memory is still 1.0 GB. Free memory was 985.8 MB in the beginning and 980.0 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...