./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1051.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1051.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 0fa375491f6ee23468a1ede5cb9608fff6035ced .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1051.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 0fa375491f6ee23468a1ede5cb9608fff6035ced ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:32,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:32,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:32,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:32,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:32,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:32,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:32,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:32,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:32,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:32,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:32,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:32,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:32,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:32,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:32,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:32,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:32,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:32,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:32,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:32,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:33,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:33,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:33,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:33,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:33,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:33,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:33,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:33,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:33,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:33,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:33,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:33,046 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:33,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:33,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:33,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:33,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:33,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:33,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:33,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:33,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:33,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:33,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:33,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:33,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:33,113 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:33,113 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:33,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:33,114 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:33,114 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:33,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:33,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:33,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:33,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:33,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:33,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:33,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:33,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:33,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:33,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:33,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:33,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:33,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:33,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:33,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:33,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:33,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:33,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:33,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:33,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:33,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:33,129 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 -> 0fa375491f6ee23468a1ede5cb9608fff6035ced [2019-11-24 21:05:33,696 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:33,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:33,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:33,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:33,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:33,744 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-24 21:05:33,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d75da01/cc6ae8f9368a4aa289c2b8cb995b7b63/FLAG49b2957d9 [2019-11-24 21:05:34,893 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:34,895 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-24 21:05:34,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d75da01/cc6ae8f9368a4aa289c2b8cb995b7b63/FLAG49b2957d9 [2019-11-24 21:05:35,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24d75da01/cc6ae8f9368a4aa289c2b8cb995b7b63 [2019-11-24 21:05:35,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:35,055 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:35,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:35,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:35,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:35,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:35,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2952a928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35, skipping insertion in model container [2019-11-24 21:05:35,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:35,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:35,156 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:35,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:35,653 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:35,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:35,894 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:35,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35 WrapperNode [2019-11-24 21:05:35,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:35,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:35,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:35,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:35,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:35,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:36,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:36,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:36,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:36,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:35" (1/1) ... [2019-11-24 21:05:36,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:36,088 INFO L168 Benchmark]: Toolchain (without parser) took 1026.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 991.4 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:36,092 INFO L168 Benchmark]: CDTParser took 0.68 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 21:05:36,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 836.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 991.4 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:36,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.22 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. [2019-11-24 21:05:36,112 INFO L168 Benchmark]: Boogie Preprocessor took 72.01 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. [2019-11-24 21:05:36,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 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 836.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 991.4 MB in the end (delta: -22.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.22 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 72.01 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:40,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:40,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:40,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:40,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:40,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:40,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:40,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:40,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:40,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:40,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:40,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:40,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:40,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:40,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:40,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:40,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:40,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:40,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:40,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:40,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:40,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:40,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:40,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:40,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:40,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:40,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:40,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:40,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:40,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:40,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:40,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:40,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:40,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:40,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:40,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:40,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:40,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:40,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:40,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:40,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:40,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:40,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:40,311 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:40,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:40,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:40,317 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:40,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:40,318 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:40,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:40,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:40,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:40,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:40,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:40,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:40,324 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:40,324 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:40,324 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:40,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:40,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:40,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:40,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:40,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:40,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:40,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:40,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:40,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:40,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:40,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:40,333 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:40,333 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:40,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:40,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:40,335 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 -> 0fa375491f6ee23468a1ede5cb9608fff6035ced [2019-11-24 21:05:40,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:40,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:40,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:40,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:40,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:40,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-24 21:05:41,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6c213c2/3012fba35ab445c68f3e2d26d653e0f1/FLAG249fd79f8 [2019-11-24 21:05:42,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:42,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2019-11-24 21:05:42,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6c213c2/3012fba35ab445c68f3e2d26d653e0f1/FLAG249fd79f8 [2019-11-24 21:05:42,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a6c213c2/3012fba35ab445c68f3e2d26d653e0f1 [2019-11-24 21:05:42,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:42,346 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:42,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:42,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:42,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:42,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:42" (1/1) ... [2019-11-24 21:05:42,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150a0e5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:42, skipping insertion in model container [2019-11-24 21:05:42,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:42" (1/1) ... [2019-11-24 21:05:42,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:42,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:42,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:42,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:43,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:43,189 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:43,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43 WrapperNode [2019-11-24 21:05:43,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:43,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:43,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:43,194 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:43,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:43,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:43,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:43,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:43,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:43" (1/1) ... [2019-11-24 21:05:43,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:43,378 INFO L168 Benchmark]: Toolchain (without parser) took 1030.36 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 985.5 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:43,381 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:43,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 831.81 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:43,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:43,396 INFO L168 Benchmark]: Boogie Preprocessor took 91.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:43,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 831.81 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.29 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 91.79 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 985.5 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...