./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0730a.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/float_req_bl_0730a.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 22720996e63b36cb2ef4e4d04061274514aafdad .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0730a.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 22720996e63b36cb2ef4e4d04061274514aafdad .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:09:23,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:23,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:23,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:23,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:23,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:23,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:23,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:23,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:23,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:23,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:23,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:23,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:23,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:23,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:23,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:23,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:23,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:23,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:23,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:23,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:23,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:23,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:23,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:23,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:23,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:23,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:23,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:23,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:23,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:23,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:23,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:23,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:23,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:23,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:23,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:23,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:23,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:23,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:23,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:24,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:24,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:24,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:24,048 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:24,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:24,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:24,053 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:24,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:24,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:24,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:24,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:24,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:24,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:24,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:24,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:24,061 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:24,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:24,065 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:24,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:24,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:24,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:24,066 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:24,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:24,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:24,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:24,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:24,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:24,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:24,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:24,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:24,071 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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2019-11-27 16:09:24,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:24,687 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:24,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:24,698 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:24,699 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:24,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-27 16:09:24,869 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82032f85f/103267106ec74494b8bb23e705e06999/FLAG9a91202d0 [2019-11-27 16:09:25,990 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:25,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-27 16:09:26,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82032f85f/103267106ec74494b8bb23e705e06999/FLAG9a91202d0 [2019-11-27 16:09:26,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82032f85f/103267106ec74494b8bb23e705e06999 [2019-11-27 16:09:26,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:26,066 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:26,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:26,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:26,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:26,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:26,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26, skipping insertion in model container [2019-11-27 16:09:26,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:26,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:26,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:26,657 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:26,670 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:26,879 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:26,932 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:26,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26 WrapperNode [2019-11-27 16:09:26,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:26,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:26,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:26,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:26,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:26,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:27,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:27,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:27,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:27,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:26" (1/1) ... [2019-11-27 16:09:27,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:27,180 INFO L168 Benchmark]: Toolchain (without parser) took 1106.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.3 MB in the end (delta: -22.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:27,181 INFO L168 Benchmark]: CDTParser took 1.80 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 16:09:27,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 871.53 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:27,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:27,189 INFO L168 Benchmark]: Boogie Preprocessor took 109.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:27,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 871.53 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 984.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:09:31,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:31,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:31,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:31,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:31,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:31,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:31,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:31,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:31,244 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:31,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:31,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:31,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:31,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:31,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:31,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:31,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:31,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:31,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:31,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:31,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:31,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:31,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:31,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:31,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:31,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:31,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:31,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:31,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:31,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:31,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:31,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:31,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:31,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:31,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:31,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:31,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:31,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:31,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:31,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:31,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:31,359 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:31,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:31,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:31,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:31,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:31,411 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:31,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:31,412 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:31,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:31,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:31,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:31,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:31,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:31,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:31,419 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:31,419 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:31,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:31,419 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:31,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:31,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:31,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:31,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:31,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:31,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:31,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:31,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:31,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:31,425 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:31,428 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:31,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:31,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:31,430 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 -> 22720996e63b36cb2ef4e4d04061274514aafdad [2019-11-27 16:09:32,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:32,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:32,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:32,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:32,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:32,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-27 16:09:32,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d9f2223/bf445bbf4a1a40b0bad77ec6a7bceb7c/FLAGf9f288212 [2019-11-27 16:09:33,372 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:33,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2019-11-27 16:09:33,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d9f2223/bf445bbf4a1a40b0bad77ec6a7bceb7c/FLAGf9f288212 [2019-11-27 16:09:33,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3d9f2223/bf445bbf4a1a40b0bad77ec6a7bceb7c [2019-11-27 16:09:33,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:33,464 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:33,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:33,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:33,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:33,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:33" (1/1) ... [2019-11-27 16:09:33,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc750d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:33, skipping insertion in model container [2019-11-27 16:09:33,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:33" (1/1) ... [2019-11-27 16:09:33,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:33,568 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:34,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:34,118 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:34,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:34,378 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:34,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34 WrapperNode [2019-11-27 16:09:34,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:34,395 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:34,395 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:34,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:34,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:34,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:34,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:34,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:34,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:34" (1/1) ... [2019-11-27 16:09:34,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:34,705 INFO L168 Benchmark]: Toolchain (without parser) took 1238.30 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 984.1 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:34,710 INFO L168 Benchmark]: CDTParser took 2.74 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 16:09:34,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 915.72 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:34,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:34,724 INFO L168 Benchmark]: Boogie Preprocessor took 141.84 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:34,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 915.72 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 141.84 ms. Allocated memory is still 1.0 GB. Free memory was 989.9 MB in the beginning and 984.1 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...