./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0720.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0720.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 2099bda96984d0e4445a07fd627008694b409440 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0720.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 2099bda96984d0e4445a07fd627008694b409440 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:17,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:17,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:17,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:17,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:17,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:17,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:17,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:17,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:17,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:17,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:17,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:17,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:17,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:17,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:17,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:17,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:17,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:17,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:17,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:17,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:17,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:17,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:17,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:17,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:17,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:17,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:17,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:17,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:17,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:17,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:17,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:17,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:17,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:17,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:17,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:17,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:17,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:17,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:17,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:17,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:17,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:17,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:17,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:17,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:17,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:17,169 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:17,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:17,172 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:17,172 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:17,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:17,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:17,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:17,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:17,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:17,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:17,175 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:17,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:17,175 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:17,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:17,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:17,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:17,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:17,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:17,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:17,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:17,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:17,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:17,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:17,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:17,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:17,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2099bda96984d0e4445a07fd627008694b409440 [2019-11-24 21:06:17,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:17,573 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:17,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:17,583 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:17,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:17,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-24 21:06:17,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f048c884e/123442057f794cb4bf4b3d76a4002c06/FLAG1cfc45b75 [2019-11-24 21:06:18,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:18,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-24 21:06:18,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f048c884e/123442057f794cb4bf4b3d76a4002c06/FLAG1cfc45b75 [2019-11-24 21:06:18,710 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f048c884e/123442057f794cb4bf4b3d76a4002c06 [2019-11-24 21:06:18,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:18,717 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:18,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:18,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:18,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:18,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:18, skipping insertion in model container [2019-11-24 21:06:18,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:18" (1/1) ... [2019-11-24 21:06:18,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:18,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:19,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:19,115 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:19,241 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:19,266 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:19,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19 WrapperNode [2019-11-24 21:06:19,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:19,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:19,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:19,274 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:19,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:19,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:19,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:19,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:19,371 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:19" (1/1) ... [2019-11-24 21:06:19,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:19,438 INFO L168 Benchmark]: Toolchain (without parser) took 718.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 980.0 MB in the end (delta: -21.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:19,442 INFO L168 Benchmark]: CDTParser took 1.85 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. [2019-11-24 21:06:19,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.5 MB in the end (delta: -32.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:19,449 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.18 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. [2019-11-24 21:06:19,450 INFO L168 Benchmark]: Boogie Preprocessor took 71.27 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:19,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 545.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 991.5 MB in the end (delta: -32.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 89.18 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 71.27 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-32f2683 [2019-11-24 21:06:22,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:22,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:22,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:22,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:22,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:22,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:22,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:22,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:22,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:22,232 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:22,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:22,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:22,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:22,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:22,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:22,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:22,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:22,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:22,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:22,264 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:22,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:22,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:22,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:22,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:22,280 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:22,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:22,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:22,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:22,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:22,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:22,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:22,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:22,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:22,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:22,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:22,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:22,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:22,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:22,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:22,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:22,302 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:22,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:22,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:22,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:22,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:22,335 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:22,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:22,338 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:22,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:22,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:22,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:22,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:22,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:22,340 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:22,341 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:22,341 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:22,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:22,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:22,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:22,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:22,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:22,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:22,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:22,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:22,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:22,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:22,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:22,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:22,347 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:22,347 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:22,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:22,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:22,349 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 -> 2099bda96984d0e4445a07fd627008694b409440 [2019-11-24 21:06:22,786 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:22,803 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:22,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:22,811 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:22,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:22,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-24 21:06:22,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ad947c1/e909ab3e508c4093a1ecf3f497585361/FLAG6bdf49cc3 [2019-11-24 21:06:23,654 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:23,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0720.c [2019-11-24 21:06:23,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ad947c1/e909ab3e508c4093a1ecf3f497585361/FLAG6bdf49cc3 [2019-11-24 21:06:23,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ad947c1/e909ab3e508c4093a1ecf3f497585361 [2019-11-24 21:06:23,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:23,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:23,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:23,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:23,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:23,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:23,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ba7315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:23, skipping insertion in model container [2019-11-24 21:06:23,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:23" (1/1) ... [2019-11-24 21:06:24,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:24,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:24,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:24,441 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:24,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:24,619 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:24,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24 WrapperNode [2019-11-24 21:06:24,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:24,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:24,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:24,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:24,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:24,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:24,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:24,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:24,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:24" (1/1) ... [2019-11-24 21:06:24,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:24,781 INFO L168 Benchmark]: Toolchain (without parser) took 812.77 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 984.2 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:24,782 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-24 21:06:24,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:24,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:24,792 INFO L168 Benchmark]: Boogie Preprocessor took 73.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:24,805 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 651.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.9 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 80.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 73.92 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.2 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...