./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1121b.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_1121b.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 73dc70fc086318c728ead326eb8ef835fee9f9a2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_1121b.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 73dc70fc086318c728ead326eb8ef835fee9f9a2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:50,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:50,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:50,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:50,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:50,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:50,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:50,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:50,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:50,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:50,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:50,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:50,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:50,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:50,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:50,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:50,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:50,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:50,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:50,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:50,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:50,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:50,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:50,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:50,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:50,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:50,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:50,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:50,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:50,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:50,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:50,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:50,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:50,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:50,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:50,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:50,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:50,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:50,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:50,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:50,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:50,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:50,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:50,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:50,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:50,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:50,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:50,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:50,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:50,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:50,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:50,313 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:50,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:50,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:50,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:50,316 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:50,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:50,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:50,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:50,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:50,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:50,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:50,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:50,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:50,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:50,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:50,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:50,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:50,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:50,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:50,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:50,327 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2019-11-24 21:06:50,932 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:50,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:50,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:50,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:50,977 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:50,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-24 21:06:51,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69169c19/3ab9fb5f08a8461fbd9d6f6d58e96b04/FLAGa9b62fe02 [2019-11-24 21:06:52,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:52,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-24 21:06:52,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69169c19/3ab9fb5f08a8461fbd9d6f6d58e96b04/FLAGa9b62fe02 [2019-11-24 21:06:52,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b69169c19/3ab9fb5f08a8461fbd9d6f6d58e96b04 [2019-11-24 21:06:52,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:52,276 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:52,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:52,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:52,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:52,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c48e8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52, skipping insertion in model container [2019-11-24 21:06:52,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:52,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:53,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:53,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:53,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:53,186 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:53,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53 WrapperNode [2019-11-24 21:06:53,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:53,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:53,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:53,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:53,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:53,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:53,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:53,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:53,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:53" (1/1) ... [2019-11-24 21:06:53,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:53,422 INFO L168 Benchmark]: Toolchain (without parser) took 1138.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.8 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,423 INFO L168 Benchmark]: CDTParser took 3.12 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 21:06:53,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 906.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.6 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:53,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:53,433 INFO L168 Benchmark]: Boogie Preprocessor took 90.71 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,441 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.12 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 906.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.6 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.73 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.71 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:57,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:57,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:57,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:57,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:57,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:57,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:57,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:57,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:57,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:57,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:57,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:57,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:57,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:57,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:57,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:57,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:57,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:57,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:57,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:57,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:57,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:57,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:57,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:57,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:57,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:57,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:57,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:57,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:57,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:57,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:57,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:57,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:57,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:57,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:57,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:57,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:57,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:57,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:57,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:57,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:57,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:57,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:57,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:57,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:57,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:57,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:57,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:57,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:57,571 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:57,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:57,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:57,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:57,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:57,575 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:57,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:57,576 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:57,577 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:57,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:57,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:57,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:57,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:57,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:57,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:57,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:57,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:57,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:57,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:57,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:57,584 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:57,587 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:57,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:57,589 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:57,589 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 -> 73dc70fc086318c728ead326eb8ef835fee9f9a2 [2019-11-24 21:06:58,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:58,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:58,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:58,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:58,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:58,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-24 21:06:58,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0aa2616b/1bd54ae97e354d3f8ce01a8179fb538b/FLAG7e242d2d5 [2019-11-24 21:06:59,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:59,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121b.c [2019-11-24 21:06:59,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0aa2616b/1bd54ae97e354d3f8ce01a8179fb538b/FLAG7e242d2d5 [2019-11-24 21:06:59,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0aa2616b/1bd54ae97e354d3f8ce01a8179fb538b [2019-11-24 21:06:59,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:59,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:59,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:59,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:59,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:59,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:59" (1/1) ... [2019-11-24 21:06:59,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:59, skipping insertion in model container [2019-11-24 21:06:59,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:59" (1/1) ... [2019-11-24 21:06:59,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:59,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:00,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:00,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:00,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:00,553 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:00,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00 WrapperNode [2019-11-24 21:07:00,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:00,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:00,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:00,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:00,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:00,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:00,691 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:00,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:00,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:00,828 INFO L168 Benchmark]: Toolchain (without parser) took 1198.11 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 984.3 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:00,830 INFO L168 Benchmark]: CDTParser took 0.29 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 21:07:00,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 927.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:00,836 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.57 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:00,838 INFO L168 Benchmark]: Boogie Preprocessor took 128.30 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:00,849 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 927.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.57 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.30 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...