./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_0686a.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 6325aa1d97dea13f4033dc32ee324acae8808fcc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0686a.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 6325aa1d97dea13f4033dc32ee324acae8808fcc ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:10,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:10,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:10,992 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:10,993 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:10,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:11,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:11,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:11,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:11,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:11,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:11,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:11,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:11,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:11,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:11,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:11,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:11,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:11,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:11,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:11,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:11,094 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:11,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:11,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:11,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:11,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:11,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:11,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:11,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:11,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:11,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:11,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:11,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:11,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:11,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:11,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:11,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:11,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:11,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:11,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:11,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:11,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:11,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:11,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:11,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:11,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:11,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:11,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:11,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:11,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:11,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:11,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:11,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:11,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:11,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:11,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:11,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:11,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:11,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:11,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:11,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:11,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:11,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:11,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:11,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:11,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:11,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:11,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:11,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:11,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:11,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:11,206 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 -> 6325aa1d97dea13f4033dc32ee324acae8808fcc [2019-11-24 21:05:11,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:11,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:11,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:11,792 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:11,794 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:11,796 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-24 21:05:11,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf6357c6/6f8e0eed778749b3b251e33be3f43289/FLAG36c123ea2 [2019-11-24 21:05:13,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:13,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-24 21:05:13,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf6357c6/6f8e0eed778749b3b251e33be3f43289/FLAG36c123ea2 [2019-11-24 21:05:13,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccf6357c6/6f8e0eed778749b3b251e33be3f43289 [2019-11-24 21:05:13,143 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:13,148 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:13,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:13,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:13,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:13,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:13" (1/1) ... [2019-11-24 21:05:13,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:13, skipping insertion in model container [2019-11-24 21:05:13,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:13" (1/1) ... [2019-11-24 21:05:13,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:13,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:13,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:13,999 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:14,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:14,238 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:14,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14 WrapperNode [2019-11-24 21:05:14,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:14,248 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:14,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:14,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:14,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:14,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:14,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:14,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:14,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:14" (1/1) ... [2019-11-24 21:05:14,606 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:14,622 INFO L168 Benchmark]: Toolchain (without parser) took 1470.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 974.3 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:14,626 INFO L168 Benchmark]: CDTParser took 3.16 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. [2019-11-24 21:05:14,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1094.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:14,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:14,632 INFO L168 Benchmark]: Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:14,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.16 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 1094.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 980.0 MB in the end (delta: -19.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 175.13 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.17 ms. Allocated memory is still 1.0 GB. Free memory was 980.0 MB in the beginning and 974.3 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 0.1.24-32f2683 [2019-11-24 21:05:18,466 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:18,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:18,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:18,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:18,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:18,505 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:18,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:18,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:18,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:18,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:18,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:18,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:18,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:18,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:18,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:18,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:18,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:18,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:18,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:18,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:18,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:18,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:18,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:18,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:18,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:18,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:18,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:18,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:18,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:18,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:18,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:18,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:18,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:18,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:18,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:18,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:18,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:18,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:18,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:18,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:18,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:18,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:18,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:18,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:18,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:18,696 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:18,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:18,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:18,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:18,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:18,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:18,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:18,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:18,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:18,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:18,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:18,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:18,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:18,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:18,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:18,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:18,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:18,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:18,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:18,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:18,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:18,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:18,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:18,712 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:18,712 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:18,713 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:18,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:18,715 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 -> 6325aa1d97dea13f4033dc32ee324acae8808fcc [2019-11-24 21:05:19,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:19,313 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:19,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:19,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:19,327 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:19,328 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-24 21:05:19,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e68ac6bf/f36bd489eb61461490d595b6d49aa4e3/FLAGa92e8fa67 [2019-11-24 21:05:20,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:20,636 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0686a.c [2019-11-24 21:05:20,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e68ac6bf/f36bd489eb61461490d595b6d49aa4e3/FLAGa92e8fa67 [2019-11-24 21:05:20,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e68ac6bf/f36bd489eb61461490d595b6d49aa4e3 [2019-11-24 21:05:20,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:20,693 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:20,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:20,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:20,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:20,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:20" (1/1) ... [2019-11-24 21:05:20,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153821d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:20, skipping insertion in model container [2019-11-24 21:05:20,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:20" (1/1) ... [2019-11-24 21:05:20,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:20,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:21,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:21,572 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:21,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:21,847 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:21,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21 WrapperNode [2019-11-24 21:05:21,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:21,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:21,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:21,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:21,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:21,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:22,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:22,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:22,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:22,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:21" (1/1) ... [2019-11-24 21:05:22,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:22,239 INFO L168 Benchmark]: Toolchain (without parser) took 1542.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:22,244 INFO L168 Benchmark]: CDTParser took 2.82 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. [2019-11-24 21:05:22,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1141.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:22,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.55 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. [2019-11-24 21:05:22,251 INFO L168 Benchmark]: Boogie Preprocessor took 195.26 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. [2019-11-24 21:05:22,261 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 1141.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 984.2 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.55 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 195.26 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...