./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/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_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW --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 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:41:10,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:41:10,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:41:10,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:41:10,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:41:10,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:41:10,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:41:10,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:41:10,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:41:10,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:41:10,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:41:10,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:41:10,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:41:10,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:41:10,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:41:10,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:41:10,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:41:10,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:41:10,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:41:10,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:41:10,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:41:10,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:41:10,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:41:10,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:41:10,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:41:10,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:41:10,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:41:10,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:41:10,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:41:10,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:41:10,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:41:10,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:41:10,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:41:10,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:41:10,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:41:10,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:41:10,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:41:10,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:41:10,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:41:10,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:41:10,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:41:10,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:41:10,610 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:41:10,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:41:10,611 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:41:10,611 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:41:10,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:41:10,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:41:10,612 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:41:10,612 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:41:10,612 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:41:10,612 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:41:10,612 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:41:10,613 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:41:10,613 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:41:10,613 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:41:10,613 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:41:10,613 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:41:10,614 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:41:10,614 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:41:10,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:41:10,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:41:10,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:41:10,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:41:10,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:41:10,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:41:10,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:41:10,616 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:41:10,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:41:10,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:41:10,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:41:10,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:41:10,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:41:10,617 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:41:10,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:41:10,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:41:10,618 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:41:10,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:41:10,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:41:10,619 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:41:10,619 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2022-11-23 14:41:10,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:41:10,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:41:10,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:41:10,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:41:10,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:41:10,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 14:41:14,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:41:14,845 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:41:14,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/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 [2022-11-23 14:41:14,905 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/6afa4a390/8d065d0b64874dc1aa9f6cbd4308813d/FLAG6d431894a [2022-11-23 14:41:14,925 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/6afa4a390/8d065d0b64874dc1aa9f6cbd4308813d [2022-11-23 14:41:14,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:41:14,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:41:14,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:14,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:41:14,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:41:14,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:14" (1/1) ... [2022-11-23 14:41:14,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c09c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:14, skipping insertion in model container [2022-11-23 14:41:14,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:14" (1/1) ... [2022-11-23 14:41:14,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:41:15,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:41:17,497 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-23 14:41:17,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c3bc91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:17, skipping insertion in model container [2022-11-23 14:41:17,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:17,499 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:41:17,501 INFO L158 Benchmark]: Toolchain (without parser) took 2570.08ms. Allocated memory is still 134.2MB. Free memory was 86.3MB in the beginning and 56.4MB in the end (delta: 29.9MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2022-11-23 14:41:17,502 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:41:17,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2565.78ms. Allocated memory is still 134.2MB. Free memory was 86.0MB in the beginning and 56.4MB in the end (delta: 29.6MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2022-11-23 14:41:17,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2565.78ms. Allocated memory is still 134.2MB. Free memory was 86.0MB in the beginning and 56.4MB in the end (delta: 29.6MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/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_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW --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 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:41:19,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:41:19,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:41:19,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:41:19,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:41:19,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:41:19,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:41:19,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:41:19,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:41:19,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:41:19,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:41:19,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:41:19,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:41:19,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:41:19,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:41:19,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:41:19,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:41:19,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:41:19,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:41:19,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:41:19,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:41:19,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:41:19,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:41:19,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:41:19,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:41:19,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:41:19,889 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:41:19,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:41:19,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:41:19,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:41:19,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:41:19,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:41:19,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:41:19,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:41:19,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:41:19,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:41:19,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:41:19,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:41:19,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:41:19,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:41:19,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:41:19,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:41:19,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:41:19,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:41:19,935 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:41:19,935 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:41:19,936 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:41:19,936 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:41:19,937 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:41:19,937 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:41:19,937 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:41:19,937 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:41:19,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:41:19,939 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:41:19,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:41:19,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:41:19,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:41:19,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:41:19,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:41:19,941 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:41:19,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:41:19,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:41:19,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:41:19,942 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:41:19,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:41:19,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:41:19,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:41:19,943 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:41:19,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:41:19,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:41:19,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:41:19,944 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:41:19,944 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:41:19,944 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:41:19,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:41:19,945 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:41:19,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:41:19,945 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_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2022-11-23 14:41:20,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:41:20,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:41:20,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:41:20,372 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:41:20,372 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:41:20,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/../../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 [2022-11-23 14:41:23,422 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:41:24,286 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:41:24,287 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/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 [2022-11-23 14:41:24,373 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/6837d11bb/228732588b3a4e6387f9206b5911a075/FLAGd6aa7041d [2022-11-23 14:41:24,403 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15525c35-8257-41f9-857f-2a352b5a6b86/bin/utaipan-Q6hlc19bkW/data/6837d11bb/228732588b3a4e6387f9206b5911a075 [2022-11-23 14:41:24,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:41:24,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:41:24,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:24,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:41:24,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:41:24,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:24" (1/1) ... [2022-11-23 14:41:24,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101204b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:24, skipping insertion in model container [2022-11-23 14:41:24,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:41:24" (1/1) ... [2022-11-23 14:41:24,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:41:24,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:41:27,020 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-23 14:41:27,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5324a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:41:27, skipping insertion in model container [2022-11-23 14:41:27,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:41:27,024 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:41:27,026 INFO L158 Benchmark]: Toolchain (without parser) took 2612.00ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 37.6MB in the beginning and 32.7MB in the end (delta: 4.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 14:41:27,026 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:41:27,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2608.16ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 37.4MB in the beginning and 32.7MB in the end (delta: 4.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-23 14:41:27,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 36.1MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2608.16ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 37.4MB in the beginning and 32.7MB in the end (delta: 4.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN