./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 8d31f386 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-wip.dd.multireach-323-8d31f38 [2021-07-05 22:11:04,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 22:11:04,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 22:11:04,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 22:11:04,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 22:11:04,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 22:11:04,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 22:11:04,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 22:11:04,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 22:11:04,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 22:11:04,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 22:11:04,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 22:11:04,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 22:11:04,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 22:11:04,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 22:11:04,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 22:11:04,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 22:11:04,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 22:11:04,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 22:11:04,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 22:11:04,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 22:11:04,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 22:11:04,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 22:11:04,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 22:11:04,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 22:11:04,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 22:11:04,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 22:11:04,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 22:11:04,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 22:11:04,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 22:11:04,483 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 22:11:04,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 22:11:04,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 22:11:04,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 22:11:04,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 22:11:04,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 22:11:04,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 22:11:04,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 22:11:04,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 22:11:04,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 22:11:04,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 22:11:04,493 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 22:11:04,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 22:11:04,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 22:11:04,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 22:11:04,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 22:11:04,513 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 22:11:04,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 22:11:04,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 22:11:04,514 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 22:11:04,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 22:11:04,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 22:11:04,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 22:11:04,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 22:11:04,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:11:04,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 22:11:04,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 22:11:04,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 22:11:04,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 22:11:04,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 22:11:04,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 22:11:04,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 22:11:04,517 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95e83cb72c89b7350efb4230983ded0030ae6762 [2021-07-05 22:11:04,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 22:11:04,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 22:11:04,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 22:11:04,824 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 22:11:04,825 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 22:11:04,826 INFO L432 ainManager$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 [2021-07-05 22:11:04,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34232c6d/daa39b430ed8433ebd4f73deb010f182/FLAGe914f7d58 [2021-07-05 22:11:05,760 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 22:11:05,762 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 [2021-07-05 22:11:05,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34232c6d/daa39b430ed8433ebd4f73deb010f182/FLAGe914f7d58 [2021-07-05 22:11:06,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34232c6d/daa39b430ed8433ebd4f73deb010f182 [2021-07-05 22:11:06,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 22:11:06,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 22:11:06,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 22:11:06,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 22:11:06,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 22:11:06,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:11:06" (1/1) ... [2021-07-05 22:11:06,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f30175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:11:06, skipping insertion in model container [2021-07-05 22:11:06,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:11:06" (1/1) ... [2021-07-05 22:11:06,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 22:11:06,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 22:11:08,379 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-07-05 22:11:08,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13e11ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:11:08, skipping insertion in model container [2021-07-05 22:11:08,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 22:11:08,381 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 22:11:08,383 INFO L168 Benchmark]: Toolchain (without parser) took 2138.58 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 33.5 MB in the beginning and 46.4 MB in the end (delta: -13.0 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. [2021-07-05 22:11:08,384 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 60.8 MB. Free memory was 43.1 MB in the beginning and 43.0 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 22:11:08,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2135.21 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 33.3 MB in the beginning and 46.4 MB in the end (delta: -13.2 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. [2021-07-05 22:11:08,387 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 43.1 MB in the beginning and 43.0 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2135.21 ms. Allocated memory was 60.8 MB in the beginning and 96.5 MB in the end (delta: 35.7 MB). Free memory was 33.3 MB in the beginning and 46.4 MB in the end (delta: -13.2 MB). Peak memory consumption was 39.1 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-wip.dd.multireach-323-8d31f38 [2021-07-05 22:11:10,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 22:11:10,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 22:11:10,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 22:11:10,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 22:11:10,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 22:11:10,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 22:11:10,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 22:11:10,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 22:11:10,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 22:11:10,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 22:11:10,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 22:11:10,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 22:11:10,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 22:11:10,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 22:11:10,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 22:11:10,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 22:11:10,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 22:11:10,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 22:11:10,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 22:11:10,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 22:11:10,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 22:11:10,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 22:11:10,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 22:11:10,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 22:11:10,124 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 22:11:10,124 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 22:11:10,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 22:11:10,126 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 22:11:10,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 22:11:10,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 22:11:10,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 22:11:10,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 22:11:10,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 22:11:10,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 22:11:10,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 22:11:10,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 22:11:10,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 22:11:10,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 22:11:10,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 22:11:10,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 22:11:10,152 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-07-05 22:11:10,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 22:11:10,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 22:11:10,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 22:11:10,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 22:11:10,199 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 22:11:10,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 22:11:10,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 22:11:10,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 22:11:10,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 22:11:10,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 22:11:10,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-05 22:11:10,200 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 22:11:10,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 22:11:10,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 22:11:10,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 22:11:10,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 22:11:10,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 22:11:10,202 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-05 22:11:10,202 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-05 22:11:10,202 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 22:11:10,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 22:11:10,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-05 22:11:10,203 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95e83cb72c89b7350efb4230983ded0030ae6762 [2021-07-05 22:11:10,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 22:11:10,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 22:11:10,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 22:11:10,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 22:11:10,552 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 22:11:10,553 INFO L432 ainManager$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 [2021-07-05 22:11:10,616 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb70c136/48b6b163b9f44f469873bf62bede3ab1/FLAG21859335d [2021-07-05 22:11:11,494 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 22:11:11,494 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 [2021-07-05 22:11:11,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb70c136/48b6b163b9f44f469873bf62bede3ab1/FLAG21859335d [2021-07-05 22:11:11,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb70c136/48b6b163b9f44f469873bf62bede3ab1 [2021-07-05 22:11:11,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 22:11:11,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 22:11:11,925 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 22:11:11,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 22:11:11,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 22:11:11,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:11:11" (1/1) ... [2021-07-05 22:11:11,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bee3ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:11:11, skipping insertion in model container [2021-07-05 22:11:11,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 10:11:11" (1/1) ... [2021-07-05 22:11:11,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 22:11:12,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 22:11:14,688 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-07-05 22:11:14,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9a1e4bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 10:11:14, skipping insertion in model container [2021-07-05 22:11:14,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 22:11:14,690 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-07-05 22:11:14,692 INFO L168 Benchmark]: Toolchain (without parser) took 2794.59 ms. Allocated memory was 77.6 MB in the beginning and 123.7 MB in the end (delta: 46.1 MB). Free memory was 39.5 MB in the beginning and 70.3 MB in the end (delta: -30.8 MB). Peak memory consumption was 44.7 MB. Max. memory is 16.1 GB. [2021-07-05 22:11:14,693 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 77.6 MB. Free memory was 58.1 MB in the beginning and 58.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 22:11:14,695 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2764.36 ms. Allocated memory was 77.6 MB in the beginning and 123.7 MB in the end (delta: 46.1 MB). Free memory was 53.9 MB in the beginning and 70.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 57.2 MB. Max. memory is 16.1 GB. [2021-07-05 22:11:14,696 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 77.6 MB. Free memory was 58.1 MB in the beginning and 58.0 MB in the end (delta: 53.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2764.36 ms. Allocated memory was 77.6 MB in the beginning and 123.7 MB in the end (delta: 46.1 MB). Free memory was 53.9 MB in the beginning and 70.4 MB in the end (delta: -16.5 MB). Peak memory consumption was 57.2 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...