./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1072a.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_1072a.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 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1072a.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 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:05:35,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:35,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:35,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:35,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:35,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:35,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:35,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:35,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:35,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:35,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:35,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:35,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:35,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:35,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:35,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:35,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:35,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:35,641 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:35,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:35,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:35,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:35,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:35,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:35,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:35,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:35,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:35,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:35,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:35,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:35,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:35,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:35,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:35,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:35,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:35,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:35,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:35,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:35,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:35,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:35,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:35,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:05:35,769 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:35,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:35,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:35,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:35,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:35,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:35,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:35,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:05:35,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:35,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:35,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:35,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:35,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:35,785 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:35,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:35,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:35,786 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:35,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:35,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:35,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:35,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:35,790 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:35,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:35,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:35,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:35,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:35,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:05:35,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:05:35,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:35,795 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 -> 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 [2019-11-24 21:05:36,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:36,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:36,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:36,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:36,419 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:36,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2019-11-24 21:05:36,590 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3b9c66e6/e4e4ba7d020a406fb4fa518e18a895c4/FLAG9d60e5c9a [2019-11-24 21:05:37,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:37,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2019-11-24 21:05:37,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3b9c66e6/e4e4ba7d020a406fb4fa518e18a895c4/FLAG9d60e5c9a [2019-11-24 21:05:37,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3b9c66e6/e4e4ba7d020a406fb4fa518e18a895c4 [2019-11-24 21:05:37,727 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:37,729 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:37,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:37,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:37,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:37,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:37" (1/1) ... [2019-11-24 21:05:37,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc7227c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:37, skipping insertion in model container [2019-11-24 21:05:37,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:37" (1/1) ... [2019-11-24 21:05:37,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:37,834 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:38,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:38,372 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:38,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:38,616 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:38,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38 WrapperNode [2019-11-24 21:05:38,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:38,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:38,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:38,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:38,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:38,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:38,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:38,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:38,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,819 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:38" (1/1) ... [2019-11-24 21:05:38,831 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:38,856 INFO L168 Benchmark]: Toolchain (without parser) took 1107.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 985.6 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:38,857 INFO L168 Benchmark]: CDTParser took 3.19 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. [2019-11-24 21:05:38,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 888.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:38,862 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:38,864 INFO L168 Benchmark]: Boogie Preprocessor took 89.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:38,877 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.19 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 888.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.3 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 117.30 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 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 21:05:42,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:05:42,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:05:42,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:05:42,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:05:42,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:05:42,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:05:42,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:05:42,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:05:42,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:05:43,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:05:43,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:05:43,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:05:43,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:05:43,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:05:43,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:05:43,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:05:43,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:05:43,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:05:43,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:05:43,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:05:43,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:05:43,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:05:43,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:05:43,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:05:43,084 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:05:43,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:05:43,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:05:43,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:05:43,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:05:43,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:05:43,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:05:43,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:05:43,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:05:43,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:05:43,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:05:43,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:05:43,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:05:43,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:05:43,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:05:43,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:05:43,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:05:43,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:05:43,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:05:43,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:05:43,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:05:43,175 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:05:43,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:05:43,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:05:43,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:05:43,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:05:43,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:05:43,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:05:43,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:05:43,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:05:43,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:05:43,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:05:43,184 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:05:43,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:05:43,185 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:05:43,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:05:43,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:05:43,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:05:43,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:05:43,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:05:43,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:05:43,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:05:43,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:05:43,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:05:43,194 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:05:43,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:05:43,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:05:43,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:05:43,198 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 -> 6677b5df0de82d6f15e79744b3d0d69c2e6d1112 [2019-11-24 21:05:43,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:05:43,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:05:43,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:05:43,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:05:43,862 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:05:43,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2019-11-24 21:05:44,025 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5064892/6e48d656615741049e0ace9b7ed91ccd/FLAG80395f2c2 [2019-11-24 21:05:45,146 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:05:45,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2019-11-24 21:05:45,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5064892/6e48d656615741049e0ace9b7ed91ccd/FLAG80395f2c2 [2019-11-24 21:05:45,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5064892/6e48d656615741049e0ace9b7ed91ccd [2019-11-24 21:05:45,212 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:05:45,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:05:45,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:45,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:05:45,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:05:45,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:45" (1/1) ... [2019-11-24 21:05:45,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130f84e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:45, skipping insertion in model container [2019-11-24 21:05:45,242 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:05:45" (1/1) ... [2019-11-24 21:05:45,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:05:45,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:05:45,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:45,772 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:05:45,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:05:46,039 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:05:46,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46 WrapperNode [2019-11-24 21:05:46,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:05:46,041 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:46,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:05:46,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:05:46,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:05:46,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:05:46,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:05:46,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:05:46,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:05:46" (1/1) ... [2019-11-24 21:05:46,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:05:46,263 INFO L168 Benchmark]: Toolchain (without parser) took 1040.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 984.0 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:46,264 INFO L168 Benchmark]: CDTParser took 0.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:46,270 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:46,271 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:05:46,274 INFO L168 Benchmark]: Boogie Preprocessor took 99.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 21:05:46,282 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 820.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 114.53 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.07 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 984.0 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...