./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0685b.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/float_req_bl_0685b.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 537462a5131aafb9b2ecf7462865d2b69f5f67e9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0685b.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 537462a5131aafb9b2ecf7462865d2b69f5f67e9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:00:15,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:15,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:15,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:15,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:15,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:15,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:15,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:15,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:15,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:15,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:15,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:15,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:15,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:15,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:15,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:15,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:15,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:15,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:15,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:15,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:15,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:15,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:15,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:15,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:15,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:15,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:15,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:15,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:15,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:15,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:15,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:15,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:15,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:15,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:15,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:15,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:15,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:15,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:15,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:15,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:15,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:15,984 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:15,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:15,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:15,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:15,999 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:15,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:16,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:16,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:16,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:16,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:16,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:16,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:16,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:16,006 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:16,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:16,006 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:16,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:16,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:16,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:16,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:16,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:16,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:16,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:16,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:16,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:16,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:16,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:16,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:16,015 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 -> 537462a5131aafb9b2ecf7462865d2b69f5f67e9 [2019-11-26 17:00:16,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:16,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:16,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:16,613 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:16,615 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:16,619 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-26 17:00:16,792 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88942828/0a910b3e7c3e477cb1998581bf2f56cd/FLAG14458c0de [2019-11-26 17:00:17,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:17,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-26 17:00:17,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88942828/0a910b3e7c3e477cb1998581bf2f56cd/FLAG14458c0de [2019-11-26 17:00:18,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e88942828/0a910b3e7c3e477cb1998581bf2f56cd [2019-11-26 17:00:18,023 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:18,025 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:18,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:18,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:18,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:18,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:18,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abe2b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:18, skipping insertion in model container [2019-11-26 17:00:18,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:18" (1/1) ... [2019-11-26 17:00:18,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:18,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:18,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:18,922 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:19,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:19,129 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:19,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19 WrapperNode [2019-11-26 17:00:19,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:19,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:19,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:19,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:19,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:19,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:19,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:19,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:19,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,481 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:19" (1/1) ... [2019-11-26 17:00:19,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:19,523 INFO L168 Benchmark]: Toolchain (without parser) took 1494.54 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 978.6 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:19,528 INFO L168 Benchmark]: CDTParser took 1.58 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. [2019-11-26 17:00:19,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1099.37 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. [2019-11-26 17:00:19,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 190.43 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:19,536 INFO L168 Benchmark]: Boogie Preprocessor took 193.38 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. [2019-11-26 17:00:19,547 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 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 1099.37 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 190.43 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.38 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. 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 17:00:23,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:23,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:23,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:23,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:23,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:23,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:23,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:23,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:23,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:23,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:23,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:23,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:23,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:23,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:23,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:23,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:23,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:23,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:23,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:23,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:23,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:23,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:23,595 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:23,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:23,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:23,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:23,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:23,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:23,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:23,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:23,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:23,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:23,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:23,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:23,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:23,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:23,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:23,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:23,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:23,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:23,639 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:23,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:23,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:23,690 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:23,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:23,691 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:23,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:23,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:23,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:23,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:23,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:23,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:23,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:23,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:23,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:23,699 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:23,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:23,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:23,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:23,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:23,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:23,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:23,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:23,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:23,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:23,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:23,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:23,707 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:23,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:23,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:23,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:23,708 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 -> 537462a5131aafb9b2ecf7462865d2b69f5f67e9 [2019-11-26 17:00:24,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:24,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:24,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:24,383 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:24,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:24,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-26 17:00:24,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805363e19/36be67e480284273a370105b575adc86/FLAGeb4af3f76 [2019-11-26 17:00:25,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:25,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0685b.c [2019-11-26 17:00:25,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805363e19/36be67e480284273a370105b575adc86/FLAGeb4af3f76 [2019-11-26 17:00:25,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805363e19/36be67e480284273a370105b575adc86 [2019-11-26 17:00:25,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:25,779 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:25,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:25,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:25,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:25,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:25" (1/1) ... [2019-11-26 17:00:25,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55405a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:25, skipping insertion in model container [2019-11-26 17:00:25,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:25" (1/1) ... [2019-11-26 17:00:25,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:25,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:26,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:26,666 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:26,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:26,908 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:26,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26 WrapperNode [2019-11-26 17:00:26,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:26,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:26,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:26,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:26,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,008 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:27,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:27,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:27,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:27,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:26" (1/1) ... [2019-11-26 17:00:27,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:27,333 INFO L168 Benchmark]: Toolchain (without parser) took 1555.56 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 978.5 MB in the end (delta: -16.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:27,337 INFO L168 Benchmark]: CDTParser took 0.66 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. [2019-11-26 17:00:27,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1135.47 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 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:27,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.29 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:27,344 INFO L168 Benchmark]: Boogie Preprocessor took 228.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:27,354 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 1135.47 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 984.2 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.29 ms. Allocated memory is still 1.0 GB. Free memory was 984.2 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...