./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/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_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/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_36e66e56-f503-4ef9-952c-954dd23459b4/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 a68d3d6fa78c767b851ed80d2a13dcdf592e3c03cd7748c16aedc8e738dead7a --- 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 03:47:57,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:47:57,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:47:57,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:47:57,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:47:57,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:47:57,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:47:57,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:47:57,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:47:57,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:47:57,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:47:57,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:47:57,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:47:57,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:47:57,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:47:57,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:47:57,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:47:57,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:47:57,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:47:57,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:47:57,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:47:57,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:47:57,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:47:57,491 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:47:57,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:47:57,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:47:57,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:47:57,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:47:57,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:47:57,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:47:57,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:47:57,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:47:57,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:47:57,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:47:57,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:47:57,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:47:57,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:47:57,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:47:57,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:47:57,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:47:57,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:47:57,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:47:57,565 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:47:57,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:47:57,566 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:47:57,566 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:47:57,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:47:57,568 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:47:57,568 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:47:57,568 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:47:57,568 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:47:57,569 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:47:57,570 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:47:57,570 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:47:57,570 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:47:57,570 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:47:57,571 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:47:57,571 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:47:57,571 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:47:57,571 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:47:57,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:47:57,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:47:57,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:47:57,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:47:57,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:47:57,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:47:57,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:47:57,574 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:47:57,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:47:57,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:47:57,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:47:57,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:47:57,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:47:57,577 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:47:57,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:47:57,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:47:57,577 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:47:57,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:47:57,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:47:57,578 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:47:57,578 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_36e66e56-f503-4ef9-952c-954dd23459b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a68d3d6fa78c767b851ed80d2a13dcdf592e3c03cd7748c16aedc8e738dead7a [2022-11-03 03:47:57,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:47:57,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:47:57,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:47:57,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:47:57,960 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:47:57,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2022-11-03 03:47:58,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/d73d63584/4bd21476fb2646b9a89c4164ebd7f243/FLAG8f915f55a [2022-11-03 03:47:58,998 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:47:58,998 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2022-11-03 03:47:59,043 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/d73d63584/4bd21476fb2646b9a89c4164ebd7f243/FLAG8f915f55a [2022-11-03 03:47:59,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/d73d63584/4bd21476fb2646b9a89c4164ebd7f243 [2022-11-03 03:47:59,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:47:59,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:47:59,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:47:59,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:47:59,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:47:59,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:47:59" (1/1) ... [2022-11-03 03:47:59,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757d0265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:47:59, skipping insertion in model container [2022-11-03 03:47:59,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:47:59" (1/1) ... [2022-11-03 03:47:59,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:47:59,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:48:00,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i[160156,160169] [2022-11-03 03:48:01,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:48:01,335 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-03 03:48:01,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e860a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:01, skipping insertion in model container [2022-11-03 03:48:01,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:48:01,336 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:48:01,339 INFO L158 Benchmark]: Toolchain (without parser) took 1896.03ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 62.6MB in the beginning and 99.4MB in the end (delta: -36.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-03 03:48:01,340 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:48:01,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1892.64ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 62.4MB in the beginning and 99.4MB in the end (delta: -36.9MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-03 03:48:01,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 111.1MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1892.64ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 62.4MB in the beginning and 99.4MB in the end (delta: -36.9MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 6767]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/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_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/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_36e66e56-f503-4ef9-952c-954dd23459b4/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 a68d3d6fa78c767b851ed80d2a13dcdf592e3c03cd7748c16aedc8e738dead7a --- 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 03:48:03,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:48:03,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:48:03,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:48:03,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:48:03,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:48:03,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:48:03,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:48:03,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:48:04,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:48:04,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:48:04,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:48:04,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:48:04,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:48:04,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:48:04,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:48:04,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:48:04,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:48:04,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:48:04,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:48:04,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:48:04,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:48:04,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:48:04,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:48:04,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:48:04,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:48:04,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:48:04,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:48:04,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:48:04,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:48:04,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:48:04,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:48:04,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:48:04,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:48:04,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:48:04,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:48:04,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:48:04,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:48:04,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:48:04,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:48:04,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:48:04,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:48:04,102 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:48:04,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:48:04,108 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:48:04,108 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:48:04,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:48:04,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:48:04,110 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:48:04,110 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:48:04,111 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:48:04,111 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:48:04,112 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:48:04,113 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:48:04,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:48:04,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:48:04,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:48:04,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:48:04,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:48:04,116 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:48:04,117 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:48:04,117 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:48:04,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:48:04,117 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:48:04,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:48:04,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:48:04,118 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:48:04,119 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:48:04,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:48:04,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:48:04,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:48:04,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:48:04,120 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:48:04,120 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:48:04,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:48:04,121 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:48:04,121 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:48:04,122 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_36e66e56-f503-4ef9-952c-954dd23459b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a68d3d6fa78c767b851ed80d2a13dcdf592e3c03cd7748c16aedc8e738dead7a [2022-11-03 03:48:04,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:48:04,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:48:04,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:48:04,603 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:48:04,604 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:48:04,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2022-11-03 03:48:04,694 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/7630f4751/e6ee44882efa49b7adb6ee28ade30880/FLAGd916af0ee [2022-11-03 03:48:05,851 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:48:05,853 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2022-11-03 03:48:05,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/7630f4751/e6ee44882efa49b7adb6ee28ade30880/FLAGd916af0ee [2022-11-03 03:48:06,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/bin/utaipan-7li7fVZpFI/data/7630f4751/e6ee44882efa49b7adb6ee28ade30880 [2022-11-03 03:48:06,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:48:06,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:48:06,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:48:06,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:48:06,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:48:06,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:06" (1/1) ... [2022-11-03 03:48:06,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bc2bc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:06, skipping insertion in model container [2022-11-03 03:48:06,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:06" (1/1) ... [2022-11-03 03:48:06,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:48:06,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:48:07,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36e66e56-f503-4ef9-952c-954dd23459b4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i[160156,160169] [2022-11-03 03:48:08,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:48:08,445 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2022-11-03 03:48:08,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@742a6f22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:08, skipping insertion in model container [2022-11-03 03:48:08,447 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:48:08,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 03:48:08,451 INFO L158 Benchmark]: Toolchain (without parser) took 2197.80ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 41.9MB in the beginning and 62.5MB in the end (delta: -20.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2022-11-03 03:48:08,452 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:48:08,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2194.95ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 41.7MB in the beginning and 62.5MB in the end (delta: -20.8MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2022-11-03 03:48:08,458 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2194.95ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 41.7MB in the beginning and 62.5MB in the end (delta: -20.8MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 6767]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN