./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0684b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_0684b.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 9898ce33ba90bf1deafb76b4145359648bf729c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0684b.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 9898ce33ba90bf1deafb76b4145359648bf729c6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:13,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:13,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:13,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:13,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:13,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:13,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:13,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:13,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:13,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:13,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:13,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:13,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:13,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:13,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:13,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:13,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:13,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:13,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:13,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:13,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:13,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:13,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:13,324 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:13,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:13,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:13,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:13,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:13,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:13,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:13,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:13,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:13,348 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:13,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:13,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:13,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:13,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:13,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:13,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:13,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:13,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:13,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:13,402 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:13,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:13,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:13,411 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:13,411 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:13,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:13,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:13,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:13,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:13,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:13,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:13,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:13,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:13,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:13,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:13,420 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:13,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:13,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:13,421 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:13,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:13,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:13,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:13,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:13,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:13,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:13,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:13,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:13,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:13,429 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 -> 9898ce33ba90bf1deafb76b4145359648bf729c6 [2019-11-27 16:08:14,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:14,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:14,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:14,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:14,070 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:14,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0684b.c [2019-11-27 16:08:14,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cff7ae3/db7dcf46c12e4c8c8929c67a8cec48c1/FLAG0feecde75 [2019-11-27 16:08:15,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:15,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0684b.c [2019-11-27 16:08:15,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cff7ae3/db7dcf46c12e4c8c8929c67a8cec48c1/FLAG0feecde75 [2019-11-27 16:08:15,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cff7ae3/db7dcf46c12e4c8c8929c67a8cec48c1 [2019-11-27 16:08:15,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:15,451 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:15,453 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:15,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:15,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:15,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:15, skipping insertion in model container [2019-11-27 16:08:15,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:15" (1/1) ... [2019-11-27 16:08:15,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:15,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:16,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:16,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:16,560 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:16,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16 WrapperNode [2019-11-27 16:08:16,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:16,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:16,569 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:16,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,724 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:16,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:16,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:16,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:16,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,892 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:16" (1/1) ... [2019-11-27 16:08:16,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:16,935 INFO L168 Benchmark]: Toolchain (without parser) took 1480.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.8 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:16,941 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. [2019-11-27 16:08:16,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.59 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:16,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:16,955 INFO L168 Benchmark]: Boogie Preprocessor took 192.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:16,969 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 1112.59 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.44 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.8 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:20,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:20,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:20,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:20,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:20,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:20,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:20,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:20,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:20,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:20,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:20,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:20,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:20,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:20,923 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:20,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:20,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:20,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:20,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:20,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:20,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:20,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:20,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:20,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:20,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:20,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:20,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:20,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:20,985 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:20,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:20,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:20,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:20,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:20,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:20,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:21,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:21,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:21,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:21,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:21,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:21,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:21,012 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:21,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:21,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:21,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:21,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:21,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:21,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:21,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:21,062 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:21,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:21,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:21,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:21,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:21,066 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:21,066 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:21,068 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:21,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:21,068 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:21,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:21,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:21,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:21,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:21,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:21,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:21,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:21,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:21,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:21,074 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:21,074 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:21,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:21,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:21,077 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 -> 9898ce33ba90bf1deafb76b4145359648bf729c6 [2019-11-27 16:08:21,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:21,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:21,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:21,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:21,660 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:21,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0684b.c [2019-11-27 16:08:21,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444f65c9/792398fe3fd144488f9e02dfb550eb61/FLAG994f31e9f [2019-11-27 16:08:22,928 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:22,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0684b.c [2019-11-27 16:08:22,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444f65c9/792398fe3fd144488f9e02dfb550eb61/FLAG994f31e9f [2019-11-27 16:08:22,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b444f65c9/792398fe3fd144488f9e02dfb550eb61 [2019-11-27 16:08:23,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:23,004 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:23,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:23,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:23,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:23,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:22" (1/1) ... [2019-11-27 16:08:23,031 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:23, skipping insertion in model container [2019-11-27 16:08:23,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:22" (1/1) ... [2019-11-27 16:08:23,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:23,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:23,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:23,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:24,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:24,147 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:24,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24 WrapperNode [2019-11-27 16:08:24,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:24,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:24,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:24,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,387 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:24,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:24,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:24,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:24" (1/1) ... [2019-11-27 16:08:24,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:24,639 INFO L168 Benchmark]: Toolchain (without parser) took 1631.18 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 972.9 MB in the end (delta: -11.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:24,643 INFO L168 Benchmark]: CDTParser took 2.47 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. [2019-11-27 16:08:24,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1149.01 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:24,647 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:24,652 INFO L168 Benchmark]: Boogie Preprocessor took 241.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:24,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1149.01 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 984.4 MB in the end (delta: -22.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 226.85 ms. Allocated memory is still 1.0 GB. Free memory was 984.4 MB in the beginning and 978.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.28 ms. Allocated memory is still 1.0 GB. Free memory was 978.6 MB in the beginning and 972.9 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...