./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1250.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/double_req_bl_1250.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 01b6390e563edc58f3f7d1f239b082df891f9006 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/double_req_bl_1250.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 01b6390e563edc58f3f7d1f239b082df891f9006 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:00,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:00,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:00,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:00,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:00,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:00,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:00,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:00,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:00,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:00,084 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:00,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:00,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:00,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:00,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:00,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:00,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:00,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:00,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:00,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:00,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:00,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:00,145 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:00,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:00,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:00,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:00,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:00,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:00,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:00,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:00,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:00,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:00,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:00,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:00,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:00,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:00,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:00,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:00,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:00,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:00,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:00,188 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:00,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:00,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:00,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:00,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:00,237 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:00,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:00,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:00,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:00,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:00,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:00,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:00,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:00,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:00,242 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:00,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:00,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:00,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:00,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:00,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:00,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:00,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:00,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:00,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:00,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:00,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:00,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:00,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:00,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:00,252 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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2019-11-25 22:52:00,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:00,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:00,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:00,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:00,818 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:00,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-25 22:52:00,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ea7de2c/6bfc2a317c954133a1ad3fc1608d1113/FLAG952ab4d70 [2019-11-25 22:52:02,011 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:02,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-25 22:52:02,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ea7de2c/6bfc2a317c954133a1ad3fc1608d1113/FLAG952ab4d70 [2019-11-25 22:52:02,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ea7de2c/6bfc2a317c954133a1ad3fc1608d1113 [2019-11-25 22:52:02,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:02,275 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:02,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:02,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:02,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:02,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:02, skipping insertion in model container [2019-11-25 22:52:02,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:02" (1/1) ... [2019-11-25 22:52:02,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:02,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:02,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:02,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:02,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:03,033 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:03,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03 WrapperNode [2019-11-25 22:52:03,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:03,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:03,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:03,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:03,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:03,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:03,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:03,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:03,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:03" (1/1) ... [2019-11-25 22:52:03,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:03,207 INFO L168 Benchmark]: Toolchain (without parser) took 930.72 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 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:03,209 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:52:03,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.99 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:03,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:03,228 INFO L168 Benchmark]: Boogie Preprocessor took 71.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:03,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 757.99 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 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 85.45 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 71.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:07,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:07,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:07,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:07,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:07,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:07,128 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:07,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:07,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:07,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:07,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:07,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:07,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:07,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:07,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:07,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:07,179 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:07,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:07,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:07,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:07,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:07,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:07,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:07,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:07,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:07,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:07,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:07,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:07,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:07,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:07,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:07,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:07,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:07,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:07,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:07,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:07,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:07,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:07,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:07,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:07,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:07,258 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:52:07,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:07,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:07,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:07,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:07,307 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:07,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:07,308 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:07,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:07,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:07,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:07,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:07,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:07,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:52:07,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:52:07,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:07,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:07,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:07,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:07,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:07,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:07,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:07,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:07,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:07,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:07,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:07,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:07,323 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:52:07,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:52:07,323 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:07,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:52:07,325 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 -> 01b6390e563edc58f3f7d1f239b082df891f9006 [2019-11-25 22:52:07,866 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:07,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:07,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:07,907 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:07,910 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:07,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-25 22:52:08,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a60f3845/19823c8b2f88465dafd91a11658f8b2e/FLAG6be60c449 [2019-11-25 22:52:09,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:52:09,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1250.c [2019-11-25 22:52:09,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a60f3845/19823c8b2f88465dafd91a11658f8b2e/FLAG6be60c449 [2019-11-25 22:52:09,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a60f3845/19823c8b2f88465dafd91a11658f8b2e [2019-11-25 22:52:09,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:52:09,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:52:09,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:09,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:52:09,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:52:09,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:09" (1/1) ... [2019-11-25 22:52:09,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:09, skipping insertion in model container [2019-11-25 22:52:09,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:52:09" (1/1) ... [2019-11-25 22:52:09,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:52:09,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:52:09,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:09,911 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:52:10,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:52:10,145 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:52:10,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10 WrapperNode [2019-11-25 22:52:10,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:52:10,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:10,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:52:10,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:52:10,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:52:10,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:52:10,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:52:10,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:52:10,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:52:10" (1/1) ... [2019-11-25 22:52:10,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:52:10,335 INFO L168 Benchmark]: Toolchain (without parser) took 994.82 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 985.4 MB in the end (delta: -25.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:10,336 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:52:10,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.10 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:10,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:52:10,342 INFO L168 Benchmark]: Boogie Preprocessor took 87.30 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:52:10,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 808.10 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 991.2 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.69 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.30 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.4 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...