./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-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 ...................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:37:07,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:37:07,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:37:07,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:37:07,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:37:07,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:37:07,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:37:07,214 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:37:07,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:37:07,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:37:07,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:37:07,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:37:07,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:37:07,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:37:07,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:37:07,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:37:07,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:37:07,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:37:07,246 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:37:07,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:37:07,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:37:07,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:37:07,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:37:07,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:37:07,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:37:07,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:37:07,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:37:07,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:37:07,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:37:07,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:37:07,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:37:07,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:37:07,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:37:07,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:37:07,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:37:07,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:37:07,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:37:07,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:37:07,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:37:07,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:37:07,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:37:07,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-24 10:37:07,347 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:37:07,354 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:37:07,356 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:37:07,356 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:37:07,356 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:37:07,357 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:37:07,357 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:37:07,364 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:37:07,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:37:07,365 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:37:07,366 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:37:07,367 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:37:07,367 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:37:07,367 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:37:07,368 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:37:07,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:37:07,369 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:37:07,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:37:07,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:37:07,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:37:07,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:37:07,370 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:37:07,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:37:07,371 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:37:07,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:37:07,371 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:37:07,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:37:07,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:37:07,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:37:07,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:37:07,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:37:07,375 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:37:07,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:37:07,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:37:07,376 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:37:07,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:37:07,376 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2021-10-24 10:37:07,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:37:07,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:37:07,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:37:07,756 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:37:07,757 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:37:07,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-10-24 10:37:07,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/8a61124e6/211a5d731c924a37b2b17061be36086a/FLAGdc991fa97 [2021-10-24 10:37:09,024 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:37:09,025 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-10-24 10:37:09,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/8a61124e6/211a5d731c924a37b2b17061be36086a/FLAGdc991fa97 [2021-10-24 10:37:09,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/8a61124e6/211a5d731c924a37b2b17061be36086a [2021-10-24 10:37:09,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:37:09,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:37:09,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:09,256 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:37:09,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:37:09,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:09" (1/1) ... [2021-10-24 10:37:09,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35fc4106 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:09, skipping insertion in model container [2021-10-24 10:37:09,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:09" (1/1) ... [2021-10-24 10:37:09,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:37:09,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:37:11,519 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:11,525 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:11,532 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,078 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,270 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,278 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,296 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,313 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,320 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,333 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,335 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,343 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,414 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,458 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,458 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-24 10:37:12,467 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-10-24 10:37:12,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@301edd13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:12, skipping insertion in model container [2021-10-24 10:37:12,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:12,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:37:12,472 INFO L168 Benchmark]: Toolchain (without parser) took 3217.63 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 49.1 MB in the beginning and 74.6 MB in the end (delta: -25.5 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:12,472 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:37:12,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3213.62 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 48.9 MB in the beginning and 74.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:12,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 92.3 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3213.62 ms. Allocated memory was 92.3 MB in the beginning and 117.4 MB in the end (delta: 25.2 MB). Free memory was 48.9 MB in the beginning and 74.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 34.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7005]: 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-e943c26 [2021-10-24 10:37:15,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:37:15,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:37:15,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:37:15,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:37:15,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:37:15,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:37:15,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:37:15,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:37:15,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:37:15,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:37:15,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:37:15,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:37:15,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:37:15,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:37:15,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:37:15,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:37:15,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:37:15,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:37:15,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:37:15,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:37:15,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:37:15,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:37:15,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:37:15,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:37:15,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:37:15,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:37:15,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:37:15,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:37:15,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:37:15,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:37:15,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:37:15,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:37:15,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:37:15,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:37:15,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:37:15,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:37:15,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:37:15,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:37:15,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:37:15,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:37:15,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-24 10:37:15,758 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:37:15,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:37:15,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:37:15,761 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:37:15,761 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:37:15,761 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:37:15,762 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:37:15,762 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:37:15,762 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:37:15,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:37:15,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:37:15,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:37:15,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:37:15,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:37:15,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:37:15,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:37:15,768 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:37:15,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:37:15,768 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:37:15,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:37:15,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:37:15,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:37:15,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:37:15,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:37:15,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:37:15,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:37:15,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:37:15,771 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:37:15,771 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:37:15,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:37:15,772 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:37:15,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:37:15,772 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2021-10-24 10:37:16,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:37:16,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:37:16,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:37:16,296 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:37:16,299 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:37:16,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-10-24 10:37:16,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/970c62c35/68acb8cd727d4a9eacebe47353e636d3/FLAG085694043 [2021-10-24 10:37:18,224 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:37:18,226 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2021-10-24 10:37:18,307 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/970c62c35/68acb8cd727d4a9eacebe47353e636d3/FLAG085694043 [2021-10-24 10:37:18,481 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4932f0-b76a-4f36-a25e-fca47e2bad57/bin/utaipan-9zjyvhn0QE/data/970c62c35/68acb8cd727d4a9eacebe47353e636d3 [2021-10-24 10:37:18,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:37:18,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:37:18,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:18,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:37:18,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:37:18,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:18" (1/1) ... [2021-10-24 10:37:18,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bdb5ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:18, skipping insertion in model container [2021-10-24 10:37:18,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:37:18" (1/1) ... [2021-10-24 10:37:18,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:37:18,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:37:22,392 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-10-24 10:37:22,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@507c9cbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:37:22, skipping insertion in model container [2021-10-24 10:37:22,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:37:22,395 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:37:22,398 INFO L168 Benchmark]: Toolchain (without parser) took 3909.97 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.2 MB in the beginning and 36.0 MB in the end (delta: -1.8 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:22,400 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 48.2 MB. Free memory was 29.4 MB in the beginning and 29.4 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:37:22,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3905.43 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.0 MB in the beginning and 36.0 MB in the end (delta: -2.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2021-10-24 10:37:22,406 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 48.2 MB. Free memory was 29.4 MB in the beginning and 29.4 MB in the end (delta: 52.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3905.43 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 34.0 MB in the beginning and 36.0 MB in the end (delta: -2.0 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7005]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...