./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1252b.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_1252b.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 6f57b560c2271100a3cc213cf38aa06905e4b86e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1252b.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 6f57b560c2271100a3cc213cf38aa06905e4b86e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:59:49,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:49,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:49,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:49,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:49,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:49,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:49,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:49,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:49,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:49,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:49,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:49,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:49,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:49,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:49,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:49,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:49,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:49,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:49,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:49,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:49,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:49,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:49,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:49,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:49,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:49,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:49,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:49,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:49,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:49,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:49,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:49,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:49,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:49,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:49,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:49,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:49,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:49,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:49,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:49,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:49,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:49,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:49,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:49,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:49,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:49,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:49,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:49,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:49,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:49,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:49,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:49,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:49,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:49,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:49,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:49,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:49,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:49,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:49,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:49,380 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:49,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:49,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:49,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:49,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:49,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:49,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:49,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:49,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:49,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:49,388 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 -> 6f57b560c2271100a3cc213cf38aa06905e4b86e [2019-11-26 16:59:49,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:49,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:49,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:49,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:49,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:49,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-26 16:59:50,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a2ca669/817b3ef652fb4850ae36396848b8fc69/FLAGfbc5d0493 [2019-11-26 16:59:51,000 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:51,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-26 16:59:51,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a2ca669/817b3ef652fb4850ae36396848b8fc69/FLAGfbc5d0493 [2019-11-26 16:59:51,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a2ca669/817b3ef652fb4850ae36396848b8fc69 [2019-11-26 16:59:51,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:51,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:51,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:51,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:51,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:51,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:51,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51, skipping insertion in model container [2019-11-26 16:59:51,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:51,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:51,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:51,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:51,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:51,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:52,014 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:52,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52 WrapperNode [2019-11-26 16:59:52,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:52,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:52,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:52,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:52,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:52,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:52,106 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:52,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:52" (1/1) ... [2019-11-26 16:59:52,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,215 INFO L168 Benchmark]: Toolchain (without parser) took 920.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 985.8 MB in the end (delta: -25.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,216 INFO L168 Benchmark]: CDTParser took 0.29 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 16:59:52,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.5 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:52,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.64 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 16:59:52,226 INFO L168 Benchmark]: Boogie Preprocessor took 88.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:52,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 737.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.5 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.64 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 88.14 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:56,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:56,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:56,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:56,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:56,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:56,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:56,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:56,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:56,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:56,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:56,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:56,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:56,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:56,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:56,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:56,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:56,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:56,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:56,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:56,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:56,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:56,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:56,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:56,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:56,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:56,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:56,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:56,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:56,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:56,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:56,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:56,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:56,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:56,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:56,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:56,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:56,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:56,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:56,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:56,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:56,204 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:56,244 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:56,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:56,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:56,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:56,253 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:56,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:56,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:56,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:56,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:56,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:56,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:56,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:56,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:56,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:56,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:56,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:56,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:56,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:56,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:56,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:56,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:56,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:56,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:56,268 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:56,268 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:56,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:56,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:56,270 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 -> 6f57b560c2271100a3cc213cf38aa06905e4b86e [2019-11-26 16:59:56,918 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:56,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:56,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:56,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:56,959 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:56,961 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-26 16:59:57,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ada25499/cd923c7790334e5f9091922265054ade/FLAGe0752c6e7 [2019-11-26 16:59:58,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:58,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252b.c [2019-11-26 16:59:58,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ada25499/cd923c7790334e5f9091922265054ade/FLAGe0752c6e7 [2019-11-26 16:59:58,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ada25499/cd923c7790334e5f9091922265054ade [2019-11-26 16:59:58,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:58,335 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:58,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:58,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:58,346 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:58,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58, skipping insertion in model container [2019-11-26 16:59:58,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:58,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:58,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:58,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:59,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:59,159 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:59,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59 WrapperNode [2019-11-26 16:59:59,164 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:59,166 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:59,166 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:59,166 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:59,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:59,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:59,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:59,265 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:59,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:59,371 INFO L168 Benchmark]: Toolchain (without parser) took 1035.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:59,374 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 16:59:59,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:59,378 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:59,379 INFO L168 Benchmark]: Boogie Preprocessor took 98.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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 16:59:59,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 825.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 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 98.93 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.93 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 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...