./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1252a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_1252a.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 b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1252a.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 b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:48,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:48,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:48,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:48,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:48,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:48,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:48,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:48,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:48,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:48,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:48,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:48,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:48,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:48,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:48,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:48,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:48,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:48,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:48,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:48,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:48,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:48,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:48,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:48,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:48,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:48,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:48,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:48,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:48,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:48,860 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:48,861 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:48,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:48,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:48,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:48,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:48,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:48,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:48,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:48,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:48,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:48,881 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:59:48,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:48,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:48,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:48,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:48,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:48,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:48,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:48,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:59:48,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:48,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:48,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:48,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:48,951 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:48,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:48,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:48,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:48,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:48,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:48,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:48,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:48,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:48,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:48,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:48,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:48,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:48,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:59:48,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:59:48,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:48,960 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 -> b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 [2019-11-26 16:59:49,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:49,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:49,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:49,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:49,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:49,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252a.c [2019-11-26 16:59:49,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2961bfae/802275c6273544e5b510a36909aa0737/FLAG3e1dd1704 [2019-11-26 16:59:50,888 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:50,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252a.c [2019-11-26 16:59:50,910 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2961bfae/802275c6273544e5b510a36909aa0737/FLAG3e1dd1704 [2019-11-26 16:59:50,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2961bfae/802275c6273544e5b510a36909aa0737 [2019-11-26 16:59:50,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:50,956 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:50,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:50,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:50,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:50,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:50" (1/1) ... [2019-11-26 16:59:50,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:50, skipping insertion in model container [2019-11-26 16:59:50,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:50" (1/1) ... [2019-11-26 16:59:51,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:51,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:51,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:51,591 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:51,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:51,833 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:51,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51 WrapperNode [2019-11-26 16:59:51,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:51,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:51,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:51,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:51,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:51,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:52,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:52,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:52,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:51" (1/1) ... [2019-11-26 16:59:52,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:52,131 INFO L168 Benchmark]: Toolchain (without parser) took 1166.38 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 985.8 MB in the end (delta: -24.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,133 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-26 16:59:52,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 877.05 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: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:52,142 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.91 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:52,143 INFO L168 Benchmark]: Boogie Preprocessor took 114.68 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. [2019-11-26 16:59:52,155 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 877.05 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: -29.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.91 ms. Allocated memory is still 1.0 GB. Free memory is still 991.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 114.68 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:59:56,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:59:56,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:59:56,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:59:56,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:59:56,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:59:56,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:59:56,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:59:56,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:59:56,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:59:56,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:59:56,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:59:56,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:59:56,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:59:56,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:59:56,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:59:56,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:59:56,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:59:56,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:59:56,123 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:59:56,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:59:56,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:59:56,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:59:56,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:59:56,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:59:56,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:59:56,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:59:56,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:59:56,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:59:56,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:59:56,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:59:56,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:59:56,167 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:59:56,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:59:56,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:59:56,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:59:56,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:59:56,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:59:56,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:59:56,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:59:56,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:59:56,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:59:56,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:59:56,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:59:56,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:59:56,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:59:56,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:59:56,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:59:56,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:59:56,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:59:56,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:59:56,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:59:56,254 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:59:56,255 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:59:56,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:59:56,255 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:59:56,256 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:59:56,256 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:59:56,256 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:59:56,261 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:59:56,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:59:56,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:59:56,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:59:56,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:59:56,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:59:56,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:59:56,267 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:59:56,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:59:56,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:59:56,270 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 -> b649b8f673a0a47da0b16e77db6ba5e693ee3ba7 [2019-11-26 16:59:56,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:59:56,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:59:56,849 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:59:56,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:59:56,856 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:59:56,858 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1252a.c [2019-11-26 16:59:57,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd46a36da/ac338f35c38941899d7f379871255c2c/FLAG75077d333 [2019-11-26 16:59:58,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:59:58,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1252a.c [2019-11-26 16:59:58,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd46a36da/ac338f35c38941899d7f379871255c2c/FLAG75077d333 [2019-11-26 16:59:58,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd46a36da/ac338f35c38941899d7f379871255c2c [2019-11-26 16:59:58,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:59:58,400 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:59:58,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:58,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:59:58,415 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:59:58,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc6da75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:58, skipping insertion in model container [2019-11-26 16:59:58,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:59:58" (1/1) ... [2019-11-26 16:59:58,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:59:58,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:59:58,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:59,103 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:59:59,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:59:59,300 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:59:59,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59 WrapperNode [2019-11-26 16:59:59,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:59:59,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:59,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:59:59,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:59:59,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:59:59,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:59:59,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:59:59,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:59:59,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:59:59" (1/1) ... [2019-11-26 16:59:59,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:59:59,548 INFO L168 Benchmark]: Toolchain (without parser) took 1147.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 984.4 MB in the end (delta: -22.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:59,550 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-26 16:59:59,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 897.97 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 991.6 MB in the end (delta: -29.9 MB). Peak memory consumption was 20.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:59,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:59:59,556 INFO L168 Benchmark]: Boogie Preprocessor took 105.18 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:59:59,580 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 897.97 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 991.6 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 131.83 ms. Allocated memory is still 1.0 GB. Free memory is still 991.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 105.18 ms. Allocated memory is still 1.0 GB. Free memory was 991.6 MB in the beginning and 984.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...