./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0550b.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 5a5c0de79703a5404f264459daf325fa5bb957a4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0550b.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 5a5c0de79703a5404f264459daf325fa5bb957a4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:09:06,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:06,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:06,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:06,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:06,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:06,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:06,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:06,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:06,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:06,799 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:06,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:06,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:06,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:06,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:06,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:06,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:06,829 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:06,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:06,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:06,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:06,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:06,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:06,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:06,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:06,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:06,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:06,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:06,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:06,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:06,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:06,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:06,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:06,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:06,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:06,893 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:06,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:06,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:06,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:06,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:06,905 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:06,906 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:09:06,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:06,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:06,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:06,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:06,956 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:06,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:06,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:06,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:09:06,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:06,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:06,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:06,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:06,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:06,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:06,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:06,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:06,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:06,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:06,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:06,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:06,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:06,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:06,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:06,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:06,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:06,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:09:06,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:09:06,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:06,973 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 -> 5a5c0de79703a5404f264459daf325fa5bb957a4 [2019-11-27 16:09:07,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:07,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:07,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:07,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:07,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:07,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2019-11-27 16:09:07,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832f1fa0e/1a231b948ff14b6abcdd70bf39f113eb/FLAGa8ed18cc8 [2019-11-27 16:09:09,069 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:09,072 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2019-11-27 16:09:09,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832f1fa0e/1a231b948ff14b6abcdd70bf39f113eb/FLAGa8ed18cc8 [2019-11-27 16:09:09,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/832f1fa0e/1a231b948ff14b6abcdd70bf39f113eb [2019-11-27 16:09:09,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:09,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:09,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:09,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:09,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:09,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:09" (1/1) ... [2019-11-27 16:09:09,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e799c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:09, skipping insertion in model container [2019-11-27 16:09:09,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:09" (1/1) ... [2019-11-27 16:09:09,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:09,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:10,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:10,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:10,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:10,943 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:10,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10 WrapperNode [2019-11-27 16:09:10,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:10,951 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:10,954 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:10,954 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:10,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:11,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:11,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:11,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:11,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:10" (1/1) ... [2019-11-27 16:09:11,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:11,670 INFO L168 Benchmark]: Toolchain (without parser) took 2505.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:11,671 INFO L168 Benchmark]: CDTParser took 2.85 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:11,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1789.14 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:11,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:11,679 INFO L168 Benchmark]: Boogie Preprocessor took 382.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:11,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85 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 1789.14 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 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 327.21 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 MB in the beginning and 961.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 382.89 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:09:15,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:09:15,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:09:15,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:09:15,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:09:15,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:09:15,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:09:15,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:09:15,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:09:15,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:09:15,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:09:15,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:09:15,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:09:15,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:09:15,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:09:15,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:09:15,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:09:15,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:09:15,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:09:15,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:09:15,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:09:15,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:09:15,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:09:15,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:09:15,796 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:09:15,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:09:15,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:09:15,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:09:15,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:09:15,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:09:15,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:09:15,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:09:15,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:09:15,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:09:15,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:09:15,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:09:15,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:09:15,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:09:15,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:09:15,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:09:15,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:09:15,832 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:09:15,873 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:09:15,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:09:15,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:09:15,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:09:15,883 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:09:15,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:09:15,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:09:15,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:09:15,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:09:15,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:09:15,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:09:15,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:09:15,888 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:09:15,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:09:15,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:09:15,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:09:15,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:09:15,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:09:15,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:09:15,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:09:15,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:09:15,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:09:15,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:09:15,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:09:15,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:09:15,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:09:15,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:09:15,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:09:15,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:09:15,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:09:15,904 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 -> 5a5c0de79703a5404f264459daf325fa5bb957a4 [2019-11-27 16:09:16,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:09:16,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:09:16,580 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:09:16,582 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:09:16,586 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:09:16,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2019-11-27 16:09:16,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b2abd1ae/d48908e7db324902bc38afcafddc55e1/FLAGd0ea028d8 [2019-11-27 16:09:18,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:09:18,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0550b.c [2019-11-27 16:09:18,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b2abd1ae/d48908e7db324902bc38afcafddc55e1/FLAGd0ea028d8 [2019-11-27 16:09:18,115 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b2abd1ae/d48908e7db324902bc38afcafddc55e1 [2019-11-27 16:09:18,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:09:18,130 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:09:18,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:18,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:09:18,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:09:18,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:18" (1/1) ... [2019-11-27 16:09:18,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad95f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:18, skipping insertion in model container [2019-11-27 16:09:18,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:09:18" (1/1) ... [2019-11-27 16:09:18,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:09:18,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:09:19,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:19,560 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:09:19,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:09:20,089 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:09:20,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20 WrapperNode [2019-11-27 16:09:20,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:09:20,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:20,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:09:20,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:09:20,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:09:20,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:09:20,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:09:20,456 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:09:20,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:09:20" (1/1) ... [2019-11-27 16:09:20,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:09:20,857 INFO L168 Benchmark]: Toolchain (without parser) took 2723.93 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 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:20,858 INFO L168 Benchmark]: CDTParser took 2.19 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:09:20,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1958.24 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 961.2 MB in the end (delta: 457.9 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:20,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 361.29 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:20,869 INFO L168 Benchmark]: Boogie Preprocessor took 392.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:09:20,879 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 1958.24 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 961.2 MB in the end (delta: 457.9 kB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 361.29 ms. Allocated memory is still 1.0 GB. Free memory was 961.2 MB in the beginning and 949.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 392.27 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...