./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_0661a.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_0661a.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 affc33a17eeaac5bbef8bea17cfba29382789d60 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_0661a.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 affc33a17eeaac5bbef8bea17cfba29382789d60 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:05:00,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:00,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:00,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:00,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:00,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:00,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:00,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:00,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:00,715 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:00,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:00,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:00,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:00,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:00,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:00,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:00,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:00,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:00,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:00,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:00,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:00,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:00,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:00,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:00,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:00,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:00,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:00,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:00,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:00,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:00,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:00,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:00,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:00,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:00,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:00,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:00,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:00,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:00,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:00,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:00,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:00,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:00,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:00,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:00,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:00,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:00,875 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:00,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:00,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:00,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:00,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:00,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:00,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:00,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:00,881 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:00,882 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:00,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:00,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:00,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:00,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:00,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:00,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:00,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:00,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:00,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:00,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:00,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:00,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:00,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:00,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:00,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:00,892 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 -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2019-11-24 21:05:01,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:01,525 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:01,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:01,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:01,539 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:01,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-24 21:05:01,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ca8ce85/25588beb44a14d9785861513758545e0/FLAG9787e075c [2019-11-24 21:05:02,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:02,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-24 21:05:02,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ca8ce85/25588beb44a14d9785861513758545e0/FLAG9787e075c [2019-11-24 21:05:02,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ca8ce85/25588beb44a14d9785861513758545e0 [2019-11-24 21:05:02,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:02,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:02,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:02,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:02,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:02,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:02,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:02, skipping insertion in model container [2019-11-24 21:05:02,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:02" (1/1) ... [2019-11-24 21:05:02,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:03,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:03,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:03,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:03,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:03,977 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:03,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03 WrapperNode [2019-11-24 21:05:03,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:03,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:03,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:03,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:04,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:04,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:04,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:04,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:04,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:03" (1/1) ... [2019-11-24 21:05:04,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:04,357 INFO L168 Benchmark]: Toolchain (without parser) took 1419.13 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 978.5 MB in the end (delta: -16.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:04,358 INFO L168 Benchmark]: CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:04,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1040.76 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:04,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.05 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:04,367 INFO L168 Benchmark]: Boogie Preprocessor took 179.43 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:04,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1040.76 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 984.3 MB in the end (delta: -22.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 186.05 ms. Allocated memory is still 1.0 GB. Free memory is still 984.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.43 ms. Allocated memory is still 1.0 GB. Free memory was 984.3 MB in the beginning and 978.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:05:08,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:08,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:08,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:08,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:08,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:08,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:08,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:08,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:08,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:08,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:08,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:08,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:08,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:08,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:08,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:08,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:08,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:08,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:08,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:08,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:08,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:08,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:08,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:08,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:08,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:08,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:08,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:08,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:08,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:08,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:08,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:08,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:08,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:08,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:08,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:08,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:08,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:08,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:08,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:08,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:08,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:08,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:08,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:08,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:08,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:08,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:08,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:08,515 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:08,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:08,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:08,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:08,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:08,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:08,522 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:08,522 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:08,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:08,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:08,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:08,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:08,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:08,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:08,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:08,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:08,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:08,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:08,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:08,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:08,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:08,529 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:08,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:08,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:08,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:08,535 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 -> affc33a17eeaac5bbef8bea17cfba29382789d60 [2019-11-24 21:05:09,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:09,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:09,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:09,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:09,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:09,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-24 21:05:09,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/369a7b6c3/ab2625f85f374a59bb4045f41d111499/FLAG846070ebd [2019-11-24 21:05:10,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:10,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_0661a.c [2019-11-24 21:05:10,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/369a7b6c3/ab2625f85f374a59bb4045f41d111499/FLAG846070ebd [2019-11-24 21:05:10,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/369a7b6c3/ab2625f85f374a59bb4045f41d111499 [2019-11-24 21:05:10,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:10,556 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:10,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:10,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:10,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:10,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1748b44d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:10, skipping insertion in model container [2019-11-24 21:05:10,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:10" (1/1) ... [2019-11-24 21:05:10,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:10,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:11,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:11,451 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:11,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:11,762 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:11,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11 WrapperNode [2019-11-24 21:05:11,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:11,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:11,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:11,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:11,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:11,854 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:11,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:11,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:11,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:11,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:12,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:11" (1/1) ... [2019-11-24 21:05:12,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:12,237 INFO L168 Benchmark]: Toolchain (without parser) took 1678.33 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 968.4 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:12,240 INFO L168 Benchmark]: CDTParser took 2.47 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 21:05:12,245 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1206.90 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:12,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.38 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:12,246 INFO L168 Benchmark]: Boogie Preprocessor took 242.86 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:12,257 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 1206.90 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 979.9 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.38 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.86 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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...