./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_0220a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e352a18acdffbd2e52443a4ee4cb5b7ff01b8d1f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0220a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e352a18acdffbd2e52443a4ee4cb5b7ff01b8d1f ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:58:44,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:44,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:44,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:44,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:44,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:44,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:44,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:44,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:44,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:44,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:44,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:44,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:44,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:44,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:44,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:44,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:44,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:44,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:44,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:44,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:44,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:44,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:44,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:44,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:44,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:44,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:44,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:44,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:44,484 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:44,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:44,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:44,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:44,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:44,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:44,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:44,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:44,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:44,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:44,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:44,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:44,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:58:44,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:44,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:44,548 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:44,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:44,551 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:44,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:44,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:44,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:58:44,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:44,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:44,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:44,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:44,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:44,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:44,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:44,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:44,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:44,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:44,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:44,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:44,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:44,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:44,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:44,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:44,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:44,565 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:58:44,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:58:44,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:44,566 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 -> e352a18acdffbd2e52443a4ee4cb5b7ff01b8d1f [2019-11-26 16:58:45,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:45,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:45,155 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:45,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:45,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:45,160 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-26 16:58:45,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1e90e79/b265e301b5b242a1a8ce8a8a16ebfd94/FLAG03af46566 [2019-11-26 16:58:46,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:46,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-26 16:58:46,606 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1e90e79/b265e301b5b242a1a8ce8a8a16ebfd94/FLAG03af46566 [2019-11-26 16:58:46,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f1e90e79/b265e301b5b242a1a8ce8a8a16ebfd94 [2019-11-26 16:58:46,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:46,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:46,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:46,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:46,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:46,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:46" (1/1) ... [2019-11-26 16:58:46,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:46, skipping insertion in model container [2019-11-26 16:58:46,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:46" (1/1) ... [2019-11-26 16:58:46,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:46,799 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:47,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:47,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:48,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:48,363 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:48,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48 WrapperNode [2019-11-26 16:58:48,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:48,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:48,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:48,369 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:48,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:48,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:48,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:48,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:48,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:48,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:48" (1/1) ... [2019-11-26 16:58:49,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:49,069 INFO L168 Benchmark]: Toolchain (without parser) took 2411.20 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 944.0 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,074 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-26 16:58:49,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1710.84 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 972.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 312.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,079 INFO L168 Benchmark]: Boogie Preprocessor took 379.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 944.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:49,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1710.84 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 972.7 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 312.49 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 379.22 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 944.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:58:52,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:58:52,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:58:52,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:58:52,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:58:52,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:58:52,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:58:52,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:58:52,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:58:52,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:58:52,986 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:58:52,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:58:52,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:58:52,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:58:53,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:58:53,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:58:53,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:58:53,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:58:53,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:58:53,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:58:53,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:58:53,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:58:53,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:58:53,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:58:53,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:58:53,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:58:53,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:58:53,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:58:53,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:58:53,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:58:53,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:58:53,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:58:53,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:58:53,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:58:53,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:58:53,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:58:53,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:58:53,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:58:53,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:58:53,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:58:53,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:58:53,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:58:53,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:58:53,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:58:53,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:58:53,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:58:53,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:58:53,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:58:53,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:58:53,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:58:53,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:58:53,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:58:53,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:58:53,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:58:53,150 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:58:53,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:58:53,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:58:53,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:58:53,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:58:53,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:58:53,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:58:53,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:58:53,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:58:53,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:58:53,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:58:53,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:58:53,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:58:53,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:58:53,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:58:53,159 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:58:53,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:58:53,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:58:53,162 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 -> e352a18acdffbd2e52443a4ee4cb5b7ff01b8d1f [2019-11-26 16:58:53,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:58:53,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:58:53,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:58:53,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:58:53,866 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:58:53,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-26 16:58:54,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a5a30dd/04da056259d14234b2df93d3a114dd32/FLAG8ae89f8a6 [2019-11-26 16:58:55,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:58:55,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-26 16:58:55,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a5a30dd/04da056259d14234b2df93d3a114dd32/FLAG8ae89f8a6 [2019-11-26 16:58:55,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a5a30dd/04da056259d14234b2df93d3a114dd32 [2019-11-26 16:58:55,315 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:58:55,317 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:58:55,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:55,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:58:55,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:58:55,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:55" (1/1) ... [2019-11-26 16:58:55,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:55, skipping insertion in model container [2019-11-26 16:58:55,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:58:55" (1/1) ... [2019-11-26 16:58:55,356 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:58:55,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:58:56,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:56,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:58:57,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:58:57,122 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:58:57,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57 WrapperNode [2019-11-26 16:58:57,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:58:57,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:57,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:58:57,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:58:57,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:58:57,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:58:57,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:58:57,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:58:57,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:58:57" (1/1) ... [2019-11-26 16:58:57,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:58:57,836 INFO L168 Benchmark]: Toolchain (without parser) took 2516.57 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 938.3 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,840 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:58:57,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1802.60 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 967.0 MB in the end (delta: 443.7 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.01 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,848 INFO L168 Benchmark]: Boogie Preprocessor took 422.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 938.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:58:57,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1802.60 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 967.0 MB in the end (delta: 443.7 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.01 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 422.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 938.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...