./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 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_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 0.1.24-509859d [2019-11-27 16:07:48,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:48,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:48,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:48,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:48,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:48,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:48,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:48,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:48,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:48,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:48,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:48,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:48,784 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:48,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:48,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:48,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:48,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:48,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:48,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:48,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:48,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:48,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:48,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:48,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:48,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:48,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:48,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:48,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:48,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:48,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:48,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:48,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:48,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:48,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:48,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:48,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:48,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:48,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:48,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:48,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:48,878 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:07:48,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:48,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:48,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:48,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:48,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:48,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:48,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:48,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:07:48,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:48,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:48,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:48,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:48,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:48,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:48,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:48,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:48,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:48,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:48,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:48,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:48,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:48,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:48,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:48,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:48,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:48,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:07:48,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:07:48,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:48,937 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 [2019-11-27 16:07:49,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:49,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:49,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:49,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:49,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:49,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-27 16:07:49,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd940623/4720c02bfb89439b8d07df3ab1159fb9/FLAG2364f54fd [2019-11-27 16:07:50,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:50,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-27 16:07:51,011 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd940623/4720c02bfb89439b8d07df3ab1159fb9/FLAG2364f54fd [2019-11-27 16:07:51,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdd940623/4720c02bfb89439b8d07df3ab1159fb9 [2019-11-27 16:07:51,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:51,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:51,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:51,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:51,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:51,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:51" (1/1) ... [2019-11-27 16:07:51,079 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 27.11 04:07:51, skipping insertion in model container [2019-11-27 16:07:51,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:51" (1/1) ... [2019-11-27 16:07:51,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:51,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:52,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:52,272 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:52,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:52,659 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:52,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52 WrapperNode [2019-11-27 16:07:52,662 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:52,663 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:52,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:52,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:52,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:52,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:52,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:52,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:52,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:52,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:52,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:52,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:52" (1/1) ... [2019-11-27 16:07:53,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:53,333 INFO L168 Benchmark]: Toolchain (without parser) took 2266.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,336 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:53,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1600.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.37 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,346 INFO L168 Benchmark]: Boogie Preprocessor took 377.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:53,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1600.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.37 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 377.06 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:07:57,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:57,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:57,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:57,104 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:57,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:57,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:57,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:57,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:57,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:57,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:57,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:57,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:57,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:57,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:57,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:57,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:57,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:57,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:57,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:57,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:57,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:57,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:57,207 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:57,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:57,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:57,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:57,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:57,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:57,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:57,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:57,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:57,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:57,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:57,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:57,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:57,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:57,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:57,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:57,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:57,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:57,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:07:57,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:57,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:57,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:57,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:57,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:57,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:57,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:57,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:57,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:57,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:57,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:57,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:57,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:07:57,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:07:57,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:57,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:57,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:57,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:57,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:57,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:57,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:57,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:57,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:57,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:57,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:57,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:57,312 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:07:57,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:07:57,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:57,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:07:57,316 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 [2019-11-27 16:07:57,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:57,859 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:57,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:57,876 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:57,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:57,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-27 16:07:58,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323cfe4f8/7770fe79777c4846b5bc94c249ffa689/FLAG776e1ac04 [2019-11-27 16:07:59,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:59,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0220a.c [2019-11-27 16:07:59,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323cfe4f8/7770fe79777c4846b5bc94c249ffa689/FLAG776e1ac04 [2019-11-27 16:07:59,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/323cfe4f8/7770fe79777c4846b5bc94c249ffa689 [2019-11-27 16:07:59,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:59,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:59,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:59,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:59,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:59,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e74b162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:59, skipping insertion in model container [2019-11-27 16:07:59,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:59" (1/1) ... [2019-11-27 16:07:59,707 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:59,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:00,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:00,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:01,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:01,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:01,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01 WrapperNode [2019-11-27 16:08:01,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:01,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:01,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:01,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:01,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:01,707 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:01,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:01,708 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:01,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:01,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:01" (1/1) ... [2019-11-27 16:08:02,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:02,111 INFO L168 Benchmark]: Toolchain (without parser) took 2448.65 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 945.5 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,115 INFO L168 Benchmark]: CDTParser took 1.14 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 16:08:02,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1679.88 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.62 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,125 INFO L168 Benchmark]: Boogie Preprocessor took 400.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 945.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:02,135 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 1679.88 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 968.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.62 ms. Allocated memory is still 1.0 GB. Free memory was 968.4 MB in the beginning and 956.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 400.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.9 MB in the beginning and 945.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...