./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1072c.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_1072c.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 8c9432e09ab34163f77fe447dc3730a7acfb00e3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1072c.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 8c9432e09ab34163f77fe447dc3730a7acfb00e3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:00:46,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:46,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:46,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:46,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:46,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:46,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:46,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:46,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:46,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:46,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:46,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:46,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:46,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:46,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:46,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:46,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:46,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:46,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:46,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:46,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:46,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:46,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:46,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:46,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:46,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:46,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:46,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:46,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:46,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:46,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:46,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:46,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:46,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:46,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:46,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:46,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:46,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:46,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:46,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:46,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:46,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:46,446 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:46,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:46,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:46,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:46,455 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:46,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:46,455 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:46,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:46,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:46,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:46,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:46,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:46,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:46,463 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:46,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:46,464 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:46,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:46,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:46,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:46,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:46,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:46,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:46,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:46,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:46,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:46,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:46,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:46,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:46,471 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 -> 8c9432e09ab34163f77fe447dc3730a7acfb00e3 [2019-11-26 17:00:47,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:47,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:47,041 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:47,045 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:47,047 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:47,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2019-11-26 17:00:47,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01fe6a910/4cc2cf17ce6a42549ba5ae6d0f899924/FLAG89706814e [2019-11-26 17:00:48,297 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:48,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2019-11-26 17:00:48,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01fe6a910/4cc2cf17ce6a42549ba5ae6d0f899924/FLAG89706814e [2019-11-26 17:00:48,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01fe6a910/4cc2cf17ce6a42549ba5ae6d0f899924 [2019-11-26 17:00:48,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:48,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:48,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:48,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:48,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:48,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:48" (1/1) ... [2019-11-26 17:00:48,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 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 17:00:48,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:48" (1/1) ... [2019-11-26 17:00:48,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:48,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:48,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:48,937 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:49,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:49,180 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:49,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:49 WrapperNode [2019-11-26 17:00:49,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:49,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:49,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:49,190 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:49,210 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 17:00:49,252 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 17:00:49,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:49,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:49,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:49,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:49,319 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 17:00:49,319 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 17:00:49,325 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 17:00:49,326 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 17:00:49,362 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 17:00:49,383 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 17:00:49,395 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 17:00:49,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:49,416 INFO L168 Benchmark]: Toolchain (without parser) took 1041.07 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:49,420 INFO L168 Benchmark]: CDTParser took 1.41 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 17:00:49,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.46 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:49,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.84 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:49,432 INFO L168 Benchmark]: Boogie Preprocessor took 101.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:49,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 812.46 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.84 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 17:00:53,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:53,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:53,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:53,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:53,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:53,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:53,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:53,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:53,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:53,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:53,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:53,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:53,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:53,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:53,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:53,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:53,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:53,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:53,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:53,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:53,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:53,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:53,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:53,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:53,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:53,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:53,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:53,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:53,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:53,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:53,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:53,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:53,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:53,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:53,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:53,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:53,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:53,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:53,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:53,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:53,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:53,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:53,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:53,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:53,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:53,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:53,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:53,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:53,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:53,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:53,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:53,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:53,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:53,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:53,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:53,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:53,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:53,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:53,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:53,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:53,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:53,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:53,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:53,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:53,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:53,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:53,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:53,543 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:53,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:53,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:53,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:53,548 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 -> 8c9432e09ab34163f77fe447dc3730a7acfb00e3 [2019-11-26 17:00:54,106 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:54,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:54,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:54,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:54,151 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:54,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2019-11-26 17:00:54,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74aaa4670/66ddbe5cb48e41ebbd9dc1514a78fa77/FLAG3df62d722 [2019-11-26 17:00:55,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:55,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072c.c [2019-11-26 17:00:55,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74aaa4670/66ddbe5cb48e41ebbd9dc1514a78fa77/FLAG3df62d722 [2019-11-26 17:00:55,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74aaa4670/66ddbe5cb48e41ebbd9dc1514a78fa77 [2019-11-26 17:00:55,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:55,487 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:55,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:55,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:55,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:55,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:55" (1/1) ... [2019-11-26 17:00:55,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182ffbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:55, skipping insertion in model container [2019-11-26 17:00:55,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:55" (1/1) ... [2019-11-26 17:00:55,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:55,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:56,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:56,091 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:56,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:56,347 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:56,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56 WrapperNode [2019-11-26 17:00:56,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:56,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:56,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:56,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:56,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:56,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:56,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:56,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:56,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:56" (1/1) ... [2019-11-26 17:00:56,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:56,577 INFO L168 Benchmark]: Toolchain (without parser) took 1092.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.1 MB in the end (delta: -22.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:56,578 INFO L168 Benchmark]: CDTParser took 0.41 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 17:00:56,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 862.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:56,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.09 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:56,585 INFO L168 Benchmark]: Boogie Preprocessor took 101.25 ms. Allocated memory is still 1.0 GB. Free memory was 990.9 MB in the beginning and 985.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:56,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 862.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.09 ms. Allocated memory is still 1.0 GB. Free memory was 996.6 MB in the beginning and 990.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.25 ms. Allocated memory is still 1.0 GB. Free memory was 990.9 MB in the beginning and 985.1 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...