./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1092a.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 8be2489bdcd97218605067fa4593696f9050abdf .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1092a.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 8be2489bdcd97218605067fa4593696f9050abdf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:38,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:38,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:38,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:38,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:38,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:39,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:39,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:39,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:39,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:39,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:39,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:39,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:39,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:39,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:39,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:39,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:39,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:39,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:39,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:39,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:39,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:39,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:39,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:39,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:39,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:39,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:39,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:39,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:39,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:39,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:39,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:39,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:39,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:39,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:39,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:39,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:39,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:39,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:39,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:39,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:39,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:39,158 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:39,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:39,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:39,165 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:39,165 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:39,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:39,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:39,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:39,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:39,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:39,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:39,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:39,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:39,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:39,173 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:39,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:39,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:39,174 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:39,174 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:39,176 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:39,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:39,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:39,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:39,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:39,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:39,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:39,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:39,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:39,180 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 -> 8be2489bdcd97218605067fa4593696f9050abdf [2019-11-26 16:59:39,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:39,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:39,726 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:39,730 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:39,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:39,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-26 16:59:39,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0318f5ada/4c827c454d6c49f1953f78c690e36190/FLAG62e178425 [2019-11-26 16:59:40,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:40,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-26 16:59:40,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0318f5ada/4c827c454d6c49f1953f78c690e36190/FLAG62e178425 [2019-11-26 16:59:41,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0318f5ada/4c827c454d6c49f1953f78c690e36190 [2019-11-26 16:59:41,024 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:41,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:41,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:41,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:41,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:41,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fef7f1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41, skipping insertion in model container [2019-11-26 16:59:41,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:41,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:41,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:41,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:41,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:41,873 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:41,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41 WrapperNode [2019-11-26 16:59:41,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:41,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:41,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:41,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:41,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:41,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:42,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:42,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:42,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:42,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:41" (1/1) ... [2019-11-26 16:59:42,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:42,121 INFO L168 Benchmark]: Toolchain (without parser) took 1089.52 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 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:42,125 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:42,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 846.73 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:42,130 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.32 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:42,131 INFO L168 Benchmark]: Boogie Preprocessor took 107.28 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:42,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 846.73 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 991.5 MB in the end (delta: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.32 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.28 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.7 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 0.1.24-025d5a2 [2019-11-26 16:59:45,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:45,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:45,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:45,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:45,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:45,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:45,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:45,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:45,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:45,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:45,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:45,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:45,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:45,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:45,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:45,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:45,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:45,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:46,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:46,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:46,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:46,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:46,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:46,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:46,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:46,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:46,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:46,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:46,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:46,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:46,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:46,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:46,047 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:46,048 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:46,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:46,052 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:46,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:46,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:46,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:46,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:46,061 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:46,097 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:46,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:46,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:46,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:46,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:46,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:46,106 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:46,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:46,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:46,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:46,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:46,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:46,110 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:46,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:46,114 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:46,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:46,114 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:46,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:46,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:46,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:46,116 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:46,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:46,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:46,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:46,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:46,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:46,119 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:46,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:46,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:46,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:46,124 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 -> 8be2489bdcd97218605067fa4593696f9050abdf [2019-11-26 16:59:46,704 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:46,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:46,743 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:46,745 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:46,747 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:46,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-26 16:59:46,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74889342e/b1e8e49917b942b8985e9f88d13e5e77/FLAG31c13dabb [2019-11-26 16:59:47,951 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:47,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1092a.c [2019-11-26 16:59:47,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74889342e/b1e8e49917b942b8985e9f88d13e5e77/FLAG31c13dabb [2019-11-26 16:59:48,105 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74889342e/b1e8e49917b942b8985e9f88d13e5e77 [2019-11-26 16:59:48,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:48,114 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:48,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:48,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:48,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:48,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4578b0bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48, skipping insertion in model container [2019-11-26 16:59:48,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:48,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:48,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:48,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:48,701 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:48,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:48,967 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:48,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48 WrapperNode [2019-11-26 16:59:48,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:48,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:48,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:48,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:48,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:49,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:49,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:49,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:49,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:48" (1/1) ... [2019-11-26 16:59:49,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:49,152 INFO L168 Benchmark]: Toolchain (without parser) took 1034.17 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 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:49,155 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:49,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 839.66 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:49,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.33 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:49,169 INFO L168 Benchmark]: Boogie Preprocessor took 80.40 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:49,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 839.66 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.33 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 80.40 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.6 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...