./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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 fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:10,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:10,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:10,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:10,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:10,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:10,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:10,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:10,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:10,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:10,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:10,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:10,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:10,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:10,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:10,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:10,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:10,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:10,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:10,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:10,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:10,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:10,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:10,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:10,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:10,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:10,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:10,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:10,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:10,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:10,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:10,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:10,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:10,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:10,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:10,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:10,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:10,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:10,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:10,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:10,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:10,815 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:18:10,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:10,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:10,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:10,865 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:10,866 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:10,866 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:10,866 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:18:10,866 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:10,869 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:10,869 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:18:10,870 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:18:10,870 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:10,870 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:18:10,870 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:18:10,870 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:18:10,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:10,871 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:18:10,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:10,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:10,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:10,872 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:10,872 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:10,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:10,873 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:10,873 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:10,873 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:10,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:10,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:10,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:10,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:10,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:10,875 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:18:10,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:18:10,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:10,875 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:10,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:10,876 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 [2021-11-07 01:18:11,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:11,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:11,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:11,193 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:11,194 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:11,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:18:11,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/e0d56d00d/58077b3accc749f2a294e61af6f677dc/FLAGe8fe79150 [2021-11-07 01:18:12,469 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:12,470 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:18:12,554 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/e0d56d00d/58077b3accc749f2a294e61af6f677dc/FLAGe8fe79150 [2021-11-07 01:18:12,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/e0d56d00d/58077b3accc749f2a294e61af6f677dc [2021-11-07 01:18:12,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:12,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:12,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:12,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:12,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:12,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:12" (1/1) ... [2021-11-07 01:18:12,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a29038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:12, skipping insertion in model container [2021-11-07 01:18:12,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:12" (1/1) ... [2021-11-07 01:18:12,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:12,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:16,034 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 01:18:16,036 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 01:18:16,338 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 01:18:16,473 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 01:18:18,176 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2021-11-07 01:18:18,179 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2021-11-07 01:18:18,179 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2021-11-07 01:18:18,180 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2021-11-07 01:18:18,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:18,283 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:18:18,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22709daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18, skipping insertion in model container [2021-11-07 01:18:18,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:18,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:18:18,287 INFO L168 Benchmark]: Toolchain (without parser) took 5642.65 ms. Allocated memory was 125.8 MB in the beginning and 182.5 MB in the end (delta: 56.6 MB). Free memory was 92.8 MB in the beginning and 97.8 MB in the end (delta: -5.0 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:18,287 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:18,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5639.71 ms. Allocated memory was 125.8 MB in the beginning and 182.5 MB in the end (delta: 56.6 MB). Free memory was 92.4 MB in the beginning and 97.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:18,290 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory is still 74.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5639.71 ms. Allocated memory was 125.8 MB in the beginning and 182.5 MB in the end (delta: 56.6 MB). Free memory was 92.4 MB in the beginning and 97.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7627]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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 fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:20,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:20,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:20,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:20,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:20,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:20,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:20,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:20,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:20,657 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:20,658 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:20,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:20,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:20,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:20,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:20,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:20,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:20,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:20,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:20,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:20,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:20,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:20,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:20,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:20,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:20,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:20,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:20,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:20,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:20,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:20,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:20,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:20,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:20,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:20,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:20,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:20,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:20,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:20,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:20,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:20,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:20,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:18:20,772 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:20,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:20,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:20,774 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:20,774 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:20,774 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:20,774 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:20,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:20,775 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:20,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:20,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:20,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:20,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:20,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:20,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:20,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:18:20,779 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:18:20,779 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:20,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:20,780 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:20,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:20,780 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:18:20,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:20,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:20,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:20,781 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:20,781 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:20,782 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:18:20,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:20,782 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:20,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:20,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:20,783 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb94c2fb6abf8f6e03775b6f065b6f69f3e093cdc1a36a25e63dc191517ab003 [2021-11-07 01:18:21,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:21,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:21,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:21,221 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:21,222 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:21,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:18:21,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/b010167dc/d5a33322e63f472da8d67fdd327fa95c/FLAG21c9081e8 [2021-11-07 01:18:22,492 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:22,493 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:18:22,573 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/b010167dc/d5a33322e63f472da8d67fdd327fa95c/FLAG21c9081e8 [2021-11-07 01:18:22,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffdeb1-cb34-4a9b-94c0-898f22998b84/bin/utaipan-UUZaoUuFF8/data/b010167dc/d5a33322e63f472da8d67fdd327fa95c [2021-11-07 01:18:22,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:22,707 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:22,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:22,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:22,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:22,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:22" (1/1) ... [2021-11-07 01:18:22,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13427754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:22, skipping insertion in model container [2021-11-07 01:18:22,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:22" (1/1) ... [2021-11-07 01:18:22,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:22,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:28,366 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2021-11-07 01:18:28,370 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2021-11-07 01:18:28,371 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2021-11-07 01:18:28,371 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2021-11-07 01:18:28,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:28,520 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:18:28,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:29,113 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2021-11-07 01:18:29,114 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2021-11-07 01:18:29,114 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2021-11-07 01:18:29,115 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2021-11-07 01:18:29,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:29,155 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:18:29,841 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464169,464182] [2021-11-07 01:18:29,842 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464338,464351] [2021-11-07 01:18:29,842 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464505,464518] [2021-11-07 01:18:29,842 WARN L228 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_2bffdeb1-cb34-4a9b-94c0-898f22998b84/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[464673,464686] [2021-11-07 01:18:29,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:30,232 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:18:30,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:30 WrapperNode [2021-11-07 01:18:30,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:30,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:18:30,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:18:30,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:18:30,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:30" (1/1) ... [2021-11-07 01:18:30,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:30" (1/1) ...