./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/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_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:11:43,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:11:43,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:11:43,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:11:43,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:11:43,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:11:43,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:11:43,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:11:43,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:11:43,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:11:43,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:11:43,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:11:43,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:11:43,956 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:11:43,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:11:43,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:11:43,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:11:43,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:11:43,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:11:43,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:11:44,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:11:44,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:11:44,006 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:11:44,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:11:44,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:11:44,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:11:44,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:11:44,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:11:44,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:11:44,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:11:44,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:11:44,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:11:44,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:11:44,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:11:44,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:11:44,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:11:44,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:11:44,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:11:44,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:11:44,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:11:44,040 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:11:44,041 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:11:44,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:11:44,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:11:44,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:11:44,088 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:11:44,089 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:11:44,089 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:11:44,089 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:11:44,090 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:11:44,090 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:11:44,090 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:11:44,091 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:11:44,091 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:11:44,091 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:11:44,092 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:11:44,092 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:11:44,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:11:44,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:11:44,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:11:44,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:11:44,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:11:44,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:11:44,095 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:11:44,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:11:44,095 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:11:44,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:11:44,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:11:44,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:11:44,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:11:44,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:11:44,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:11:44,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:11:44,098 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:11:44,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:11:44,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:11:44,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:11:44,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:11:44,099 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_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2021-11-07 02:11:44,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:11:44,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:11:44,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:11:44,446 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:11:44,447 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:11:44,449 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:11:44,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/638163850/9b3b20f0bd584fa7852eee2920a45088/FLAG5ae0fbd41 [2021-11-07 02:11:45,885 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:11:45,886 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/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 [2021-11-07 02:11:46,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/638163850/9b3b20f0bd584fa7852eee2920a45088/FLAG5ae0fbd41 [2021-11-07 02:11:46,431 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/638163850/9b3b20f0bd584fa7852eee2920a45088 [2021-11-07 02:11:46,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:11:46,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:11:46,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:46,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:11:46,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:11:46,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:46" (1/1) ... [2021-11-07 02:11:46,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1303514b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:46, skipping insertion in model container [2021-11-07 02:11:46,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:46" (1/1) ... [2021-11-07 02:11:46,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:11:46,679 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:48,756 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:48,763 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:48,770 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,385 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,614 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,625 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,647 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,670 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,680 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,698 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,700 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,711 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,790 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,810 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,811 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:49,820 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-11-07 02:11:49,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@510992b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:49, skipping insertion in model container [2021-11-07 02:11:49,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:49,821 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:11:49,824 INFO L168 Benchmark]: Toolchain (without parser) took 3384.44 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 55.1 MB in the beginning and 52.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:49,825 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory is still 70.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:11:49,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3381.47 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 54.9 MB in the beginning and 52.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:49,828 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 96.5 MB. Free memory is still 70.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3381.47 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 54.9 MB in the beginning and 52.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 31.3 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/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_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8 --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 --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:11:52,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:11:52,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:11:52,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:11:52,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:11:52,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:11:52,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:11:52,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:11:52,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:11:52,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:11:52,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:11:52,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:11:52,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:11:52,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:11:52,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:11:52,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:11:52,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:11:52,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:11:52,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:11:52,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:11:52,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:11:52,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:11:52,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:11:52,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:11:52,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:11:52,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:11:52,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:11:52,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:11:52,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:11:52,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:11:52,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:11:52,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:11:52,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:11:52,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:11:52,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:11:52,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:11:52,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:11:52,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:11:52,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:11:52,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:11:52,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:11:52,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:11:52,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:11:52,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:11:52,877 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:11:52,878 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:11:52,878 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:11:52,878 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:11:52,879 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:11:52,879 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:11:52,880 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:11:52,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:11:52,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:11:52,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:11:52,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:11:52,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:11:52,884 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:11:52,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:11:52,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:11:52,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:11:52,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:11:52,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:11:52,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:11:52,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:11:52,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:11:52,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:11:52,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:11:52,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:11:52,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:11:52,888 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:11:52,888 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:11:52,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:11:52,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:11:52,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:11:52,889 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_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 745400a52f5d5c4020d46c6970abd4a21e521b1409b2f47004033ff8eabb8371 [2021-11-07 02:11:53,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:11:53,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:11:53,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:11:53,390 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:11:53,391 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:11:53,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/../../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 [2021-11-07 02:11:53,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/3e83fee73/18003d6acfe44014b5c64d605194e185/FLAG71d9d39a3 [2021-11-07 02:11:54,909 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:11:54,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/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 [2021-11-07 02:11:55,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/3e83fee73/18003d6acfe44014b5c64d605194e185/FLAG71d9d39a3 [2021-11-07 02:11:55,496 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb08de72-1d2c-4089-b4ba-b1ab15fbd7a2/bin/utaipan-UUZaoUuFF8/data/3e83fee73/18003d6acfe44014b5c64d605194e185 [2021-11-07 02:11:55,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:11:55,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:11:55,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:55,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:11:55,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:11:55,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:55" (1/1) ... [2021-11-07 02:11:55,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42efa3e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:55, skipping insertion in model container [2021-11-07 02:11:55,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:11:55" (1/1) ... [2021-11-07 02:11:55,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:11:55,751 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:59,531 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2021-11-07 02:11:59,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62dc14ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:59, skipping insertion in model container [2021-11-07 02:11:59,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:59,533 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:11:59,536 INFO L168 Benchmark]: Toolchain (without parser) took 4033.73 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 32.7 MB in the beginning and 38.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 42.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:59,537 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:11:59,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4031.16 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 32.6 MB in the beginning and 38.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:11:59,540 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 60.8 MB. Free memory is still 40.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4031.16 ms. Allocated memory was 60.8 MB in the beginning and 88.1 MB in the end (delta: 27.3 MB). Free memory was 32.6 MB in the beginning and 38.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 40.8 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN