./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 5e519f3a 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_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/TaipanReach.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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI --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 b9b8b64746157cb49df2f3cf4e4960e4c10f7ee598c44e155be901d2a0efbcfe --- 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-5e519f3 [2022-11-03 04:03:18,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:03:18,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:03:18,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:03:18,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:03:18,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:03:18,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:03:18,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:03:18,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:03:18,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:03:18,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:03:18,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:03:18,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:03:18,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:03:18,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:03:18,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:03:18,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:03:18,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:03:18,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:03:18,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:03:18,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:03:18,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:03:18,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:03:18,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:03:18,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:03:18,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:03:18,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:03:18,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:03:18,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:03:18,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:03:18,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:03:18,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:03:18,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:03:18,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:03:18,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:03:18,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:03:18,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:03:18,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:03:18,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:03:18,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:03:18,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:03:18,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 04:03:18,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:03:18,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:03:18,698 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:03:18,698 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:03:18,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:03:18,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:03:18,699 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:03:18,700 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:03:18,700 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:03:18,700 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:03:18,700 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:03:18,701 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:03:18,701 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:03:18,701 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:03:18,701 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:03:18,702 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:03:18,702 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:03:18,702 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:03:18,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:03:18,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:03:18,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:03:18,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:03:18,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:03:18,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:03:18,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:03:18,704 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:03:18,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:03:18,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:03:18,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:03:18,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:03:18,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:03:18,706 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:03:18,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:03:18,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:03:18,707 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:03:18,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:03:18,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:03:18,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:03:18,707 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_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9b8b64746157cb49df2f3cf4e4960e4c10f7ee598c44e155be901d2a0efbcfe [2022-11-03 04:03:19,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:03:19,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:03:19,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:03:19,075 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:03:19,076 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:03:19,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 04:03:19,154 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/f3e9956dc/7d90e18281464573bb8231f70057fe2e/FLAG6cdfc55b2 [2022-11-03 04:03:20,170 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:03:20,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/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 [2022-11-03 04:03:20,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/f3e9956dc/7d90e18281464573bb8231f70057fe2e/FLAG6cdfc55b2 [2022-11-03 04:03:20,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/f3e9956dc/7d90e18281464573bb8231f70057fe2e [2022-11-03 04:03:20,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:03:20,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:03:20,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:20,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:03:20,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:03:20,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:20" (1/1) ... [2022-11-03 04:03:20,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408842e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:20, skipping insertion in model container [2022-11-03 04:03:20,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:20" (1/1) ... [2022-11-03 04:03:20,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:03:20,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:03:23,172 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-03 04:03:23,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39be1ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:23, skipping insertion in model container [2022-11-03 04:03:23,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:23,173 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:03:23,176 INFO L158 Benchmark]: Toolchain (without parser) took 2685.41ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 76.8MB in the beginning and 96.3MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-03 04:03:23,176 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:03:23,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2683.01ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 76.8MB in the beginning and 96.3MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-03 04:03:23,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2683.01ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 76.8MB in the beginning and 96.3MB in the end (delta: -19.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * 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... --- 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_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/TaipanReach.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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI --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 b9b8b64746157cb49df2f3cf4e4960e4c10f7ee598c44e155be901d2a0efbcfe --- 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-5e519f3 [2022-11-03 04:03:25,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:03:25,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:03:25,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:03:25,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:03:25,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:03:25,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:03:25,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:03:25,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:03:25,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:03:25,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:03:25,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:03:25,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:03:25,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:03:25,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:03:25,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:03:25,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:03:25,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:03:25,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:03:25,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:03:25,490 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:03:25,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:03:25,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:03:25,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:03:25,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:03:25,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:03:25,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:03:25,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:03:25,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:03:25,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:03:25,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:03:25,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:03:25,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:03:25,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:03:25,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:03:25,516 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:03:25,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:03:25,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:03:25,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:03:25,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:03:25,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:03:25,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 04:03:25,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:03:25,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:03:25,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:03:25,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:03:25,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:03:25,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:03:25,564 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:03:25,564 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:03:25,564 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:03:25,565 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:03:25,566 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:03:25,566 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:03:25,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:03:25,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:03:25,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:03:25,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:03:25,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:03:25,569 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 04:03:25,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 04:03:25,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 04:03:25,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:03:25,570 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:03:25,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:03:25,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:03:25,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 04:03:25,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:03:25,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:03:25,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:03:25,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:03:25,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:03:25,572 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 04:03:25,572 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 04:03:25,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:03:25,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:03:25,573 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 04:03:25,573 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_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9b8b64746157cb49df2f3cf4e4960e4c10f7ee598c44e155be901d2a0efbcfe [2022-11-03 04:03:25,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:03:25,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:03:25,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:03:25,962 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:03:25,963 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:03:25,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/../../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 [2022-11-03 04:03:26,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/d137fc9d4/9863d0d3b2dd4543a727740c51619908/FLAG7e69ebbc1 [2022-11-03 04:03:27,145 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:03:27,146 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/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 [2022-11-03 04:03:27,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/d137fc9d4/9863d0d3b2dd4543a727740c51619908/FLAG7e69ebbc1 [2022-11-03 04:03:27,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a19d39-cd79-4a66-bd17-d5974824af5e/bin/utaipan-7li7fVZpFI/data/d137fc9d4/9863d0d3b2dd4543a727740c51619908 [2022-11-03 04:03:27,427 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:03:27,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:03:27,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:27,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:03:27,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:03:27,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:27" (1/1) ... [2022-11-03 04:03:27,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae4b521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:27, skipping insertion in model container [2022-11-03 04:03:27,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:03:27" (1/1) ... [2022-11-03 04:03:27,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:03:27,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:03:30,239 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2022-11-03 04:03:30,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6658c917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:03:30, skipping insertion in model container [2022-11-03 04:03:30,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:03:30,241 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 04:03:30,242 INFO L158 Benchmark]: Toolchain (without parser) took 2813.05ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 39.9MB in the beginning and 38.3MB in the end (delta: 1.6MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-11-03 04:03:30,243 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:03:30,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2807.42ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 39.7MB in the beginning and 38.3MB in the end (delta: 1.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2022-11-03 04:03:30,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2807.42ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 39.7MB in the beginning and 38.3MB in the end (delta: 1.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN