./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1121a.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/float_req_bl_1121a.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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1121a.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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:06:49,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:49,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:49,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:49,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:49,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:49,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:49,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:49,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:49,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:49,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:49,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:49,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:49,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:49,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:49,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:49,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:49,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:49,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:49,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:49,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:49,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:49,973 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:49,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:49,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:49,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:49,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:49,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:49,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:49,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:49,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:49,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:49,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:50,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:50,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:50,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:50,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:50,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:50,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:50,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:50,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:50,015 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:06:50,076 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:50,076 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:50,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:50,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:50,084 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:50,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:50,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:50,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:06:50,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:50,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:50,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:50,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:50,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:50,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:50,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:50,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:50,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:50,094 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:50,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:50,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:50,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:50,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:50,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:50,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:50,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:50,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:50,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:06:50,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:06:50,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:50,103 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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2019-11-24 21:06:50,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:50,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:50,644 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:50,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:50,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:50,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2019-11-24 21:06:50,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec2e4c40/35b7abb4f4a847ce9de3a0b1ffdc0fff/FLAGaee7accc8 [2019-11-24 21:06:51,894 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:51,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2019-11-24 21:06:51,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec2e4c40/35b7abb4f4a847ce9de3a0b1ffdc0fff/FLAGaee7accc8 [2019-11-24 21:06:51,957 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ec2e4c40/35b7abb4f4a847ce9de3a0b1ffdc0fff [2019-11-24 21:06:51,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:51,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:51,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:51,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:51,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:51,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:51" (1/1) ... [2019-11-24 21:06:51,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ea8994 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:51, skipping insertion in model container [2019-11-24 21:06:51,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:51" (1/1) ... [2019-11-24 21:06:52,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:52,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:06:52,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:52,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:06:52,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:06:52,833 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:06:52,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52 WrapperNode [2019-11-24 21:06:52,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:52,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:52,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:06:52,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:06:52,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:06:52,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:06:52,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:06:52,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:06:52,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:52,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:52" (1/1) ... [2019-11-24 21:06:53,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:06:53,094 INFO L168 Benchmark]: Toolchain (without parser) took 1119.19 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 980.1 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,100 INFO L168 Benchmark]: CDTParser took 1.21 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 21:06:53,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.73 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 991.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:53,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:06:53,112 INFO L168 Benchmark]: Boogie Preprocessor took 112.81 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:06:53,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 860.73 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 991.5 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 980.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.81 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:06:57,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:06:57,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:06:57,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:06:57,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:06:57,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:06:57,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:06:57,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:06:57,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:06:57,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:06:57,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:06:57,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:06:57,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:06:57,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:06:57,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:06:57,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:06:57,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:06:57,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:06:57,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:06:57,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:06:57,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:06:57,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:06:57,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:06:57,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:06:57,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:06:57,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:06:57,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:06:57,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:06:57,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:06:57,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:06:57,262 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:06:57,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:06:57,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:06:57,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:06:57,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:06:57,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:06:57,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:06:57,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:06:57,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:06:57,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:06:57,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:06:57,282 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:06:57,321 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:06:57,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:06:57,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:06:57,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:06:57,329 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:06:57,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:06:57,333 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:06:57,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:06:57,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:06:57,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:06:57,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:06:57,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:06:57,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:06:57,336 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:06:57,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:06:57,338 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:06:57,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:06:57,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:06:57,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:06:57,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:06:57,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:06:57,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:06:57,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:06:57,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:06:57,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:06:57,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:06:57,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:06:57,346 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:06:57,346 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:06:57,347 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:06:57,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:06:57,348 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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2019-11-24 21:06:57,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:06:58,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:06:58,022 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:06:58,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:06:58,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:06:58,029 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2019-11-24 21:06:58,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd33c487b/f3025d7347c740a2b48242fcb8c3775d/FLAG9b87da42d [2019-11-24 21:06:59,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:06:59,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1121a.c [2019-11-24 21:06:59,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd33c487b/f3025d7347c740a2b48242fcb8c3775d/FLAG9b87da42d [2019-11-24 21:06:59,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd33c487b/f3025d7347c740a2b48242fcb8c3775d [2019-11-24 21:06:59,339 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:06:59,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:06:59,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:06:59,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:06:59,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:06:59,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:59" (1/1) ... [2019-11-24 21:06:59,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c48e8ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:06:59, skipping insertion in model container [2019-11-24 21:06:59,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:06:59" (1/1) ... [2019-11-24 21:06:59,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:06:59,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:00,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:00,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:00,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:00,275 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:00,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00 WrapperNode [2019-11-24 21:07:00,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:00,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:00,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:00,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:00,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:00,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:00,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:00,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:00,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:00" (1/1) ... [2019-11-24 21:07:00,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:00,566 INFO L168 Benchmark]: Toolchain (without parser) took 1217.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.8 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:00,568 INFO L168 Benchmark]: CDTParser took 1.64 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:00,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 930.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:00,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.21 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:00,584 INFO L168 Benchmark]: Boogie Preprocessor took 131.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:00,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 930.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.5 MB in the end (delta: -24.1 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.21 ms. Allocated memory is still 1.0 GB. Free memory was 991.5 MB in the beginning and 985.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.59 ms. Allocated memory is still 1.0 GB. Free memory is still 985.8 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...