./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0910a.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 534ce73b969c24d3fe4a2996f4697b5d070e8f3e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_0910a.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 534ce73b969c24d3fe4a2996f4697b5d070e8f3e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:00:29,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:29,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:29,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:29,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:29,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:29,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:29,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:29,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:29,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:29,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:29,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:29,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:29,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:29,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:29,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:29,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:29,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:29,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:29,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:29,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:29,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:29,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:29,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:29,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:29,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:29,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:29,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:29,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:29,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:29,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:29,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:29,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:29,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:29,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:29,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:29,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:29,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:29,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:29,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:29,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:29,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:00:29,791 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:29,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:29,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:29,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:29,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:29,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:29,802 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:29,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:00:29,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:29,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:29,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:29,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:29,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:29,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:29,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:29,808 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:29,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:29,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:29,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:29,812 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:29,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:29,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:29,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:29,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:29,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:29,814 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:00:29,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:00:29,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:29,815 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 -> 534ce73b969c24d3fe4a2996f4697b5d070e8f3e [2019-11-26 17:00:30,396 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:30,430 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:30,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:30,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:30,444 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:30,445 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-26 17:00:30,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77e02881/003a8cac37d7414398d1e969a136532a/FLAGaeb80a48f [2019-11-26 17:00:31,704 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:31,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-26 17:00:31,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77e02881/003a8cac37d7414398d1e969a136532a/FLAGaeb80a48f [2019-11-26 17:00:31,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c77e02881/003a8cac37d7414398d1e969a136532a [2019-11-26 17:00:31,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:31,780 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:31,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:31,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:31,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:31,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:31" (1/1) ... [2019-11-26 17:00:31,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:31, skipping insertion in model container [2019-11-26 17:00:31,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:31" (1/1) ... [2019-11-26 17:00:31,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:31,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:32,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:32,427 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:32,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:32,713 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:32,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32 WrapperNode [2019-11-26 17:00:32,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:32,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:32,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:32,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:32,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:32,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:32,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:32,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:32,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:32" (1/1) ... [2019-11-26 17:00:32,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:32,948 INFO L168 Benchmark]: Toolchain (without parser) took 1154.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:32,951 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:32,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 933.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:32,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.33 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. [2019-11-26 17:00:32,959 INFO L168 Benchmark]: Boogie Preprocessor took 87.61 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. [2019-11-26 17:00:32,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 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 933.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.33 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 87.61 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 0.1.24-025d5a2 [2019-11-26 17:00:36,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:00:36,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:00:36,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:00:36,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:00:36,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:00:36,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:00:36,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:00:36,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:00:36,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:00:36,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:00:36,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:00:36,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:00:36,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:00:36,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:00:36,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:00:36,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:00:36,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:00:36,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:00:37,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:00:37,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:00:37,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:00:37,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:00:37,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:00:37,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:00:37,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:00:37,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:00:37,036 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:00:37,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:00:37,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:00:37,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:00:37,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:00:37,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:00:37,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:00:37,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:00:37,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:00:37,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:00:37,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:00:37,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:00:37,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:00:37,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:00:37,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:00:37,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:00:37,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:00:37,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:00:37,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:00:37,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:00:37,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:00:37,113 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:00:37,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:00:37,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:00:37,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:00:37,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:00:37,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:00:37,121 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:00:37,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:00:37,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:00:37,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:00:37,122 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:00:37,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:00:37,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:00:37,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:00:37,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:00:37,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:00:37,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:00:37,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:00:37,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:00:37,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:00:37,127 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:00:37,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:00:37,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:00:37,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:00:37,131 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 -> 534ce73b969c24d3fe4a2996f4697b5d070e8f3e [2019-11-26 17:00:37,676 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:00:37,706 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:00:37,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:00:37,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:00:37,721 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:00:37,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-26 17:00:37,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5161545/e9d20f87430a4721bbe957f94fa3bf5b/FLAG351eafe07 [2019-11-26 17:00:38,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:00:38,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0910a.c [2019-11-26 17:00:38,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5161545/e9d20f87430a4721bbe957f94fa3bf5b/FLAG351eafe07 [2019-11-26 17:00:39,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd5161545/e9d20f87430a4721bbe957f94fa3bf5b [2019-11-26 17:00:39,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:00:39,037 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:00:39,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:39,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:00:39,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:00:39,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:39, skipping insertion in model container [2019-11-26 17:00:39,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:00:39" (1/1) ... [2019-11-26 17:00:39,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:00:39,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:00:39,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:39,830 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:00:39,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:00:40,020 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:00:40,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40 WrapperNode [2019-11-26 17:00:40,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:00:40,023 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:40,023 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:00:40,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:00:40,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:00:40,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:00:40,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:00:40,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:00:40,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,195 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:00:40" (1/1) ... [2019-11-26 17:00:40,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:00:40,301 INFO L168 Benchmark]: Toolchain (without parser) took 1260.71 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 980.0 MB in the end (delta: -18.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:40,302 INFO L168 Benchmark]: CDTParser took 1.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:40,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 977.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:40,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:00:40,314 INFO L168 Benchmark]: Boogie Preprocessor took 136.54 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:00:40,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.15 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 977.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 980.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.54 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 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...