./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1012a.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/float_req_bl_1012a.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 8843c970c14fead2ee32d56c7ad1a4a87598c42c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/float_req_bl_1012a.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 8843c970c14fead2ee32d56c7ad1a4a87598c42c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:00:39,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:39,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:39,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:39,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:39,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:39,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:39,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:39,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:39,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:39,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:39,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:39,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:39,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:39,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:39,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:39,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:39,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:39,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:39,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:39,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:39,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:39,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:39,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:39,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:39,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:39,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:39,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:39,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:39,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:39,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:39,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:39,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:39,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:39,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:39,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:39,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:39,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:39,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:39,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:39,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:39,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:39,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:39,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:39,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:39,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:39,431 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:39,431 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:39,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:39,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:39,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:39,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:39,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:39,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:39,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:39,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:39,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:39,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:39,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:39,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:39,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:39,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:39,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:39,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:39,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:39,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:39,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:39,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:39,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:39,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:39,448 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 -> 8843c970c14fead2ee32d56c7ad1a4a87598c42c [2019-11-26 17:00:40,029 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:40,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:40,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:40,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:40,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:40,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-26 17:00:40,232 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfa4eefc6/fe1bd4181ba94756bdf00bf84a34290e/FLAG284875313 [2019-11-26 17:00:41,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:41,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-26 17:00:41,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfa4eefc6/fe1bd4181ba94756bdf00bf84a34290e/FLAG284875313 [2019-11-26 17:00:41,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfa4eefc6/fe1bd4181ba94756bdf00bf84a34290e [2019-11-26 17:00:41,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:41,413 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:41,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:41,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:41,436 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:41,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:41" (1/1) ... [2019-11-26 17:00:41,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:41, skipping insertion in model container [2019-11-26 17:00:41,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:41" (1/1) ... [2019-11-26 17:00:41,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:41,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:41,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:41,957 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:42,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:42,061 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:42,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42 WrapperNode [2019-11-26 17:00:42,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:42,070 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:42,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:42,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:42,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:42,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:42,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:42,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:42,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:42" (1/1) ... [2019-11-26 17:00:42,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:42,308 INFO L168 Benchmark]: Toolchain (without parser) took 888.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:42,309 INFO L168 Benchmark]: CDTParser took 2.00 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 17:00:42,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:42,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:42,331 INFO L168 Benchmark]: Boogie Preprocessor took 71.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:42,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 641.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.8 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 996.9 MB in the end (delta: -39.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.80 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 17:00:46,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:46,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:46,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:46,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:46,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:46,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:46,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:46,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:46,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:46,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:46,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:46,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:46,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:46,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:46,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:46,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:46,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:46,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:46,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:46,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:46,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:46,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:46,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:46,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:46,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:46,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:46,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:46,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:46,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:46,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:46,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:46,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:46,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:46,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:46,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:46,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:46,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:46,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:46,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:46,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:46,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:46,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:46,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:46,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:46,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:46,482 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:46,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:46,483 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:46,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:46,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:46,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:46,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:46,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:46,486 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:46,488 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:46,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:46,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:46,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:46,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:46,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:46,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:46,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:46,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:46,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:46,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:46,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:46,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:46,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:46,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:46,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:46,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:46,499 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 -> 8843c970c14fead2ee32d56c7ad1a4a87598c42c [2019-11-26 17:00:47,040 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:47,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:47,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:47,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:47,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:47,096 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-26 17:00:47,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85264b9d1/b09c2fe853e3437b8dc8d30cf972d847/FLAGacbb5f0c8 [2019-11-26 17:00:48,309 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:48,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1012a.c [2019-11-26 17:00:48,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85264b9d1/b09c2fe853e3437b8dc8d30cf972d847/FLAGacbb5f0c8 [2019-11-26 17:00:48,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85264b9d1/b09c2fe853e3437b8dc8d30cf972d847 [2019-11-26 17:00:48,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:48,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:48,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:48,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:48,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:48,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:48" (1/1) ... [2019-11-26 17:00:48,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:48, skipping insertion in model container [2019-11-26 17:00:48,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:48" (1/1) ... [2019-11-26 17:00:48,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:48,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:48,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:48,874 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:48,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:49,090 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:49,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49 WrapperNode [2019-11-26 17:00:49,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:49,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:49,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:49,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:49,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:49,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:49,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:49,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:49,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49" (1/1) ... [2019-11-26 17:00:49,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:49,327 INFO L168 Benchmark]: Toolchain (without parser) took 945.25 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 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:49,328 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:49,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.24 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:49,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.71 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:49,337 INFO L168 Benchmark]: Boogie Preprocessor took 99.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:49,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 712.24 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 996.7 MB in the end (delta: -35.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.71 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...