./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95e83cb72c89b7350efb4230983ded0030ae6762 .............................................................................................................................. 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95e83cb72c89b7350efb4230983ded0030ae6762 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:51:24,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:51:24,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:51:24,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:51:24,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:51:24,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:51:24,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:51:24,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:51:24,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:51:24,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:51:24,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:51:24,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:51:24,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:51:24,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:51:24,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:51:24,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:51:24,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:51:24,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:51:24,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:51:24,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:51:24,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:51:24,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:51:24,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:51:24,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:51:24,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:51:24,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:51:24,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:51:24,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:51:24,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:51:24,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:51:24,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:51:24,190 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:51:24,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:51:24,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:51:24,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:51:24,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:51:24,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:51:24,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:51:24,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:51:24,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:51:24,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:51:24,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 19:51:24,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:51:24,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:51:24,237 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:51:24,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:51:24,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:51:24,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:51:24,240 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:51:24,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:51:24,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 19:51:24,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:51:24,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:51:24,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:51:24,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:51:24,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:51:24,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:51:24,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:51:24,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:51:24,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:51:24,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:51:24,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:51:24,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:51:24,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:51:24,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:51:24,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 19:51:24,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 19:51:24,244 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:51:24,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:51:24,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95e83cb72c89b7350efb4230983ded0030ae6762 [2021-08-26 19:51:24,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:51:24,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:51:24,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:51:24,563 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:51:24,563 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:51:24,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-08-26 19:51:24,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426454e04/07ab639e8cd84f61a47c4eb7e5b9b8c2/FLAG7a1b7f0ca [2021-08-26 19:51:25,504 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:51:25,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-08-26 19:51:25,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426454e04/07ab639e8cd84f61a47c4eb7e5b9b8c2/FLAG7a1b7f0ca [2021-08-26 19:51:25,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/426454e04/07ab639e8cd84f61a47c4eb7e5b9b8c2 [2021-08-26 19:51:25,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:51:25,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:51:25,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:51:25,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:51:25,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:51:25,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:51:25" (1/1) ... [2021-08-26 19:51:25,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de3c4d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:51:25, skipping insertion in model container [2021-08-26 19:51:25,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:51:25" (1/1) ... [2021-08-26 19:51:25,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:51:25,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:51:28,903 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-08-26 19:51:28,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6860cbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:51:28, skipping insertion in model container [2021-08-26 19:51:28,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:51:28,905 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:51:28,907 INFO L168 Benchmark]: Toolchain (without parser) took 3249.41 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.7 MB in the beginning and 30.3 MB in the end (delta: 1.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 16.1 GB. [2021-08-26 19:51:28,908 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:51:28,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3247.26 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.4 MB in the beginning and 30.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 GB. [2021-08-26 19:51:28,912 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory was 41.6 MB in the beginning and 41.5 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3247.26 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 31.4 MB in the beginning and 30.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7032]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 19:51:30,725 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:51:30,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:51:30,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:51:30,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:51:30,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:51:30,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:51:30,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:51:30,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:51:30,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:51:30,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:51:30,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:51:30,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:51:30,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:51:30,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:51:30,782 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:51:30,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:51:30,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:51:30,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:51:30,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:51:30,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:51:30,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:51:30,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:51:30,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:51:30,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:51:30,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:51:30,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:51:30,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:51:30,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:51:30,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:51:30,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:51:30,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:51:30,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:51:30,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:51:30,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:51:30,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:51:30,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:51:30,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:51:30,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:51:30,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:51:30,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:51:30,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 19:51:30,861 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:51:30,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:51:30,862 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:51:30,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:51:30,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:51:30,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:51:30,865 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:51:30,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:51:30,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:51:30,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:51:30,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:51:30,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:51:30,866 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:51:30,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:51:30,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:51:30,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 19:51:30,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:51:30,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:51:30,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 19:51:30,869 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95e83cb72c89b7350efb4230983ded0030ae6762 [2021-08-26 19:51:31,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:51:31,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:51:31,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:51:31,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:51:31,184 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:51:31,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-08-26 19:51:31,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae41746f/661bd5f919214ee3b4baa60cff069960/FLAGdc4406b7f [2021-08-26 19:51:32,145 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:51:32,145 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-08-26 19:51:32,200 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae41746f/661bd5f919214ee3b4baa60cff069960/FLAGdc4406b7f [2021-08-26 19:51:32,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ae41746f/661bd5f919214ee3b4baa60cff069960 [2021-08-26 19:51:32,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:51:32,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:51:32,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:51:32,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:51:32,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:51:32,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:51:32" (1/1) ... [2021-08-26 19:51:32,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10680062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:51:32, skipping insertion in model container [2021-08-26 19:51:32,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:51:32" (1/1) ... [2021-08-26 19:51:32,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:51:32,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:51:34,922 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-08-26 19:51:34,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a535f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:51:34, skipping insertion in model container [2021-08-26 19:51:34,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:51:34,924 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:51:34,927 INFO L168 Benchmark]: Toolchain (without parser) took 2654.42 ms. Allocated memory was 58.7 MB in the beginning and 119.5 MB in the end (delta: 60.8 MB). Free memory was 30.5 MB in the beginning and 68.1 MB in the end (delta: -37.6 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-08-26 19:51:34,928 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 40.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:51:34,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2651.44 ms. Allocated memory was 58.7 MB in the beginning and 119.5 MB in the end (delta: 60.8 MB). Free memory was 30.3 MB in the beginning and 68.1 MB in the end (delta: -37.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2021-08-26 19:51:34,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 58.7 MB. Free memory was 40.9 MB in the beginning and 40.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2651.44 ms. Allocated memory was 58.7 MB in the beginning and 119.5 MB in the end (delta: 60.8 MB). Free memory was 30.3 MB in the beginning and 68.1 MB in the end (delta: -37.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7032]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...