./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0220a.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_0220a.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 682b07bf6ffc026899205938833336bc7ee9550f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0220a.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 682b07bf6ffc026899205938833336bc7ee9550f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 21:05:51,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:51,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:51,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:51,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:51,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:51,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:51,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:51,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:51,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:51,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:51,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:51,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:51,122 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:51,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:51,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:51,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:51,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:51,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:51,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:51,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:51,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:51,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:51,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:51,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:51,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:51,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:51,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:51,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:51,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:51,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:51,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:51,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:51,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:51,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:51,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:51,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:51,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:51,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:51,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:51,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:51,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:51,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:51,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:51,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:51,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:51,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:51,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:51,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:51,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:51,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:51,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:51,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:51,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:51,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:51,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:51,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:51,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:51,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:51,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:51,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:51,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:51,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:51,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:51,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:51,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:51,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:51,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:51,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:51,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:51,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:51,302 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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2019-11-24 21:05:51,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:51,950 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:51,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:51,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:51,965 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:51,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-24 21:05:52,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b5cec5d/a0557cf9931c4f0d94f3903478cb1405/FLAGfdd70cba1 [2019-11-24 21:05:53,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:53,394 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-24 21:05:53,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b5cec5d/a0557cf9931c4f0d94f3903478cb1405/FLAGfdd70cba1 [2019-11-24 21:05:53,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b5cec5d/a0557cf9931c4f0d94f3903478cb1405 [2019-11-24 21:05:53,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:53,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:53,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:53,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:53,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:53,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:53" (1/1) ... [2019-11-24 21:05:53,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:53, skipping insertion in model container [2019-11-24 21:05:53,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:53" (1/1) ... [2019-11-24 21:05:53,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:53,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:54,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:54,746 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:55,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:55,194 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:55,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55 WrapperNode [2019-11-24 21:05:55,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:55,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:55,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:55,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:55,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:55,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:55,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:55,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:55,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,581 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:55" (1/1) ... [2019-11-24 21:05:55,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:55,888 INFO L168 Benchmark]: Toolchain (without parser) took 2411.48 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 949.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,890 INFO L168 Benchmark]: CDTParser took 3.43 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 21:05:55,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.92 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,900 INFO L168 Benchmark]: Boogie Preprocessor took 364.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:55,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.43 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 1720.92 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 364.81 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.6 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 21:05:59,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:59,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:00,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:00,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:00,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:00,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:00,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:00,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:00,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:00,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:00,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:00,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:00,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:00,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:00,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:00,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:00,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:00,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:00,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:00,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:00,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:00,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:00,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:00,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:00,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:00,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:00,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:00,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:00,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:00,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:00,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:00,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:00,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:00,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:00,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:00,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:00,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:00,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:00,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:00,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:00,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:00,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:00,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:00,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:00,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:00,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:00,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:00,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:00,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:00,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:00,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:00,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:00,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:00,235 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:00,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:00,236 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:00,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:00,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:00,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:00,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:00,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:00,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:00,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:00,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:00,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:00,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:00,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:00,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:00,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:00,244 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:00,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:00,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:00,248 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 -> 682b07bf6ffc026899205938833336bc7ee9550f [2019-11-24 21:06:00,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:00,875 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:00,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:00,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:00,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:00,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-24 21:06:01,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d51352fd/a5ffd69b51e7490b9f392e5f7e1a9778/FLAGbf58c3805 [2019-11-24 21:06:02,259 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:02,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0220a.c [2019-11-24 21:06:02,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d51352fd/a5ffd69b51e7490b9f392e5f7e1a9778/FLAGbf58c3805 [2019-11-24 21:06:02,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d51352fd/a5ffd69b51e7490b9f392e5f7e1a9778 [2019-11-24 21:06:02,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:02,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:02,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:02,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:02,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:02,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:02" (1/1) ... [2019-11-24 21:06:02,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:02, skipping insertion in model container [2019-11-24 21:06:02,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:02" (1/1) ... [2019-11-24 21:06:02,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:02,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:03,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:03,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:04,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:04,236 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:04,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04 WrapperNode [2019-11-24 21:06:04,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:04,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:04,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:04,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:04,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,344 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:04,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:04,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:04,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:04,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:04" (1/1) ... [2019-11-24 21:06:04,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:04,980 INFO L168 Benchmark]: Toolchain (without parser) took 2632.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 943.9 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,983 INFO L168 Benchmark]: CDTParser took 1.71 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. [2019-11-24 21:06:04,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1879.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 605.4 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:04,992 INFO L168 Benchmark]: Boogie Preprocessor took 367.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:05,003 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.71 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 1879.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 605.4 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.49 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 943.9 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...