./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_1072a.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 61816a63e70562669051a12493c2c5215c575cb7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1072a.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 61816a63e70562669051a12493c2c5215c575cb7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:52:58,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:52:58,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:52:58,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:52:58,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:52:58,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:52:58,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:52:58,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:52:58,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:52:58,984 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:52:58,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:52:58,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:52:58,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:52:58,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:52:59,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:52:59,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:52:59,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:52:59,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:52:59,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:52:59,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:52:59,031 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:52:59,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:52:59,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:52:59,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:52:59,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:52:59,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:52:59,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:52:59,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:52:59,058 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:52:59,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:52:59,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:52:59,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:52:59,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:52:59,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:52:59,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:52:59,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:52:59,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:52:59,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:52:59,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:52:59,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:52:59,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:52:59,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:52:59,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:52:59,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:52:59,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:52:59,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:52:59,127 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:52:59,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:52:59,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:52:59,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:52:59,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:52:59,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:52:59,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:52:59,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:52:59,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:52:59,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:52:59,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:52:59,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:52:59,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:52:59,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:52:59,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:52:59,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:52:59,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:52:59,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:52:59,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:52:59,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:52:59,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:52:59,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:52:59,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:52:59,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:52:59,143 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 -> 61816a63e70562669051a12493c2c5215c575cb7 [2019-11-25 22:52:59,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:52:59,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:52:59,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:52:59,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:52:59,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:52:59,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2019-11-25 22:52:59,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bab9cfc1/fe89fc039534431f8cec193513fbdba6/FLAG920a56bc3 [2019-11-25 22:53:00,963 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:00,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2019-11-25 22:53:00,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bab9cfc1/fe89fc039534431f8cec193513fbdba6/FLAG920a56bc3 [2019-11-25 22:53:01,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bab9cfc1/fe89fc039534431f8cec193513fbdba6 [2019-11-25 22:53:01,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:01,036 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:01,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:01,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:01,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:01,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01, skipping insertion in model container [2019-11-25 22:53:01,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:01,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:01,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,641 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:01,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:01,891 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:01,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01 WrapperNode [2019-11-25 22:53:01,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:01,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:01,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:01,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:01,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:01,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:02,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:02,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:02,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:02,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,033 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,033 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:01" (1/1) ... [2019-11-25 22:53:02,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:02,114 INFO L168 Benchmark]: Toolchain (without parser) took 1070.94 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:02,115 INFO L168 Benchmark]: CDTParser took 1.46 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. [2019-11-25 22:53:02,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.08 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:02,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:02,125 INFO L168 Benchmark]: Boogie Preprocessor took 90.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:02,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 854.08 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.54 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.10 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:53:06,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:06,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:06,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:06,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:06,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:06,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:06,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:06,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:06,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:06,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:06,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:06,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:06,176 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:06,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:06,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:06,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:06,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:06,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:06,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:06,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:06,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:06,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:06,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:06,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:06,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:06,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:06,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:06,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:06,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:06,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:06,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:06,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:06,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:06,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:06,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:06,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:06,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:06,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:06,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:06,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:06,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:06,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:06,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:06,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:06,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:06,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:06,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:06,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:06,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:06,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:06,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:06,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:06,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:06,314 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:06,317 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:06,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:06,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:06,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:06,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:06,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:06,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:06,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:06,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:06,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:06,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:06,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:06,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:06,323 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:06,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:06,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:06,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:06,327 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 -> 61816a63e70562669051a12493c2c5215c575cb7 [2019-11-25 22:53:06,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:06,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:06,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:06,917 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:06,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:06,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2019-11-25 22:53:07,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc1c59bd/f82df811580c4e9ca3294f7da4f369ee/FLAG459aabb90 [2019-11-25 22:53:08,154 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:08,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1072a.c [2019-11-25 22:53:08,171 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc1c59bd/f82df811580c4e9ca3294f7da4f369ee/FLAG459aabb90 [2019-11-25 22:53:08,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecc1c59bd/f82df811580c4e9ca3294f7da4f369ee [2019-11-25 22:53:08,222 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:08,228 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:08,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:08,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:08,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:08,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:08, skipping insertion in model container [2019-11-25 22:53:08,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:08" (1/1) ... [2019-11-25 22:53:08,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:08,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:08,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:08,815 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:08,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:09,069 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:09,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09 WrapperNode [2019-11-25 22:53:09,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:09,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:09,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:09,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:09,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:09,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:09,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:09,374 INFO L168 Benchmark]: Toolchain (without parser) took 1136.41 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 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,376 INFO L168 Benchmark]: CDTParser took 1.01 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. [2019-11-25 22:53:09,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 842.96 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 991.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:09,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,385 INFO L168 Benchmark]: Boogie Preprocessor took 138.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:09,393 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 842.96 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 991.1 MB in the end (delta: -30.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.28 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.34 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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...