./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.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_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/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_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/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_aa70b038-f77e-4253-90ed-49701529d5fe/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 533543141cbd0298a6b1954003631f8ec63169e684dc388513307cd0296439f1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:01:40,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:01:40,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:01:40,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:01:40,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:01:40,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:01:40,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:01:40,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:01:40,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:01:40,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:01:40,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:01:40,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:01:40,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:01:40,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:01:40,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:01:40,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:01:40,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:01:40,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:01:40,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:01:40,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:01:40,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:01:40,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:01:40,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:01:40,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:01:40,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:01:40,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:01:40,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:01:40,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:01:40,971 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:01:40,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:01:40,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:01:40,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:01:40,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:01:40,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:01:40,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:01:40,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:01:40,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:01:40,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:01:40,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:01:40,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:01:40,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:01:40,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:01:41,041 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:01:41,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:01:41,043 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:01:41,043 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:01:41,043 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:01:41,044 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:01:41,044 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:01:41,044 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:01:41,050 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:01:41,051 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:01:41,052 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:01:41,052 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:01:41,052 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:01:41,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:01:41,053 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:01:41,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:01:41,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:01:41,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:01:41,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:01:41,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:01:41,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:01:41,055 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:01:41,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:01:41,055 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:01:41,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:01:41,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:01:41,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:01:41,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:01:41,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:01:41,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:01:41,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:01:41,059 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:01:41,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:01:41,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:01:41,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:01:41,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:01:41,060 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_aa70b038-f77e-4253-90ed-49701529d5fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 533543141cbd0298a6b1954003631f8ec63169e684dc388513307cd0296439f1 [2021-11-07 02:01:41,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:01:41,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:01:41,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:01:41,397 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:01:41,398 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:01:41,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:01:41,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/c9ab50690/6b34a6d93dd04ad7960b5d1772f19df4/FLAG7c5136431 [2021-11-07 02:01:42,647 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:01:42,648 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:01:42,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/c9ab50690/6b34a6d93dd04ad7960b5d1772f19df4/FLAG7c5136431 [2021-11-07 02:01:42,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/c9ab50690/6b34a6d93dd04ad7960b5d1772f19df4 [2021-11-07 02:01:42,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:01:42,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:01:42,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:42,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:01:42,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:01:42,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:42" (1/1) ... [2021-11-07 02:01:42,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bed6def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:42, skipping insertion in model container [2021-11-07 02:01:42,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:42" (1/1) ... [2021-11-07 02:01:42,808 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:01:43,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:01:48,327 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 02:01:48,328 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 02:01:48,776 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 02:01:48,789 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 02:01:49,219 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 02:01:49,535 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 02:01:49,547 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 02:01:50,977 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 02:01:51,459 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 02:01:51,459 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 02:01:51,523 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 02:01:51,535 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 02:01:51,575 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 02:01:52,270 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 02:01:52,271 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 02:01:52,272 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 02:01:52,273 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 02:01:53,770 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838236,838249] [2021-11-07 02:01:53,773 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838381,838394] [2021-11-07 02:01:53,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:01:53,888 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 02:01:53,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ad9de32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:53, skipping insertion in model container [2021-11-07 02:01:53,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:53,889 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:01:53,892 INFO L168 Benchmark]: Toolchain (without parser) took 11096.43 ms. Allocated memory was 115.3 MB in the beginning and 251.7 MB in the end (delta: 136.3 MB). Free memory was 62.5 MB in the beginning and 106.7 MB in the end (delta: -44.2 MB). Peak memory consumption was 90.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:53,892 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory was 67.1 MB in the beginning and 67.1 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:01:53,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11093.95 ms. Allocated memory was 115.3 MB in the beginning and 251.7 MB in the end (delta: 136.3 MB). Free memory was 62.5 MB in the beginning and 106.7 MB in the end (delta: -44.2 MB). Peak memory consumption was 90.8 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:53,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory was 67.1 MB in the beginning and 67.1 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11093.95 ms. Allocated memory was 115.3 MB in the beginning and 251.7 MB in the end (delta: 136.3 MB). Free memory was 62.5 MB in the beginning and 106.7 MB in the end (delta: -44.2 MB). Peak memory consumption was 90.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8445]: 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_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/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_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/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_aa70b038-f77e-4253-90ed-49701529d5fe/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 533543141cbd0298a6b1954003631f8ec63169e684dc388513307cd0296439f1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:01:56,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:01:56,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:01:56,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:01:56,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:01:56,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:01:56,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:01:56,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:01:56,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:01:56,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:01:56,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:01:56,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:01:56,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:01:56,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:01:56,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:01:56,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:01:56,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:01:56,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:01:56,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:01:56,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:01:56,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:01:56,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:01:56,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:01:56,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:01:56,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:01:56,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:01:56,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:01:56,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:01:56,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:01:56,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:01:56,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:01:56,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:01:56,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:01:56,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:01:56,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:01:56,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:01:56,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:01:56,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:01:56,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:01:56,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:01:56,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:01:56,319 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:01:56,362 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:01:56,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:01:56,364 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:01:56,364 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:01:56,364 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:01:56,365 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:01:56,365 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:01:56,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:01:56,365 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:01:56,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:01:56,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:01:56,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:01:56,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:01:56,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:01:56,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:01:56,369 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:01:56,369 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:01:56,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:01:56,369 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:01:56,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:01:56,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:01:56,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:01:56,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:01:56,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:01:56,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:01:56,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:01:56,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:01:56,371 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:01:56,371 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:01:56,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:01:56,372 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:01:56,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:01:56,372 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_aa70b038-f77e-4253-90ed-49701529d5fe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 533543141cbd0298a6b1954003631f8ec63169e684dc388513307cd0296439f1 [2021-11-07 02:01:56,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:01:56,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:01:56,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:01:56,788 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:01:56,789 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:01:56,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:01:56,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/ad9bb187c/c52433ca85674292b71fc92f3de33a30/FLAGae02bf368 [2021-11-07 02:01:58,129 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:01:58,130 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:01:58,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/ad9bb187c/c52433ca85674292b71fc92f3de33a30/FLAGae02bf368 [2021-11-07 02:01:58,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70b038-f77e-4253-90ed-49701529d5fe/bin/utaipan-UUZaoUuFF8/data/ad9bb187c/c52433ca85674292b71fc92f3de33a30 [2021-11-07 02:01:58,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:01:58,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:01:58,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:01:58,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:01:58,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:01:58,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:58" (1/1) ... [2021-11-07 02:01:58,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633ffb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:01:58, skipping insertion in model container [2021-11-07 02:01:58,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:01:58" (1/1) ... [2021-11-07 02:01:58,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:01:59,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:02:07,722 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 02:02:07,735 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 02:02:10,036 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838236,838249] [2021-11-07 02:02:10,039 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838381,838394] [2021-11-07 02:02:10,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:02:10,228 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:02:10,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:02:11,314 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838236,838249] [2021-11-07 02:02:11,314 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838381,838394] [2021-11-07 02:02:11,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:02:11,442 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:02:12,572 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838236,838249] [2021-11-07 02:02:12,573 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_aa70b038-f77e-4253-90ed-49701529d5fe/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-emulex-benet-be2net.cil.i[838381,838394] [2021-11-07 02:02:12,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:02:13,059 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:02:13,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13 WrapperNode [2021-11-07 02:02:13,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:02:13,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:02:13,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:02:13,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:02:13,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ... [2021-11-07 02:02:13,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ... [2021-11-07 02:02:49,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:02:49,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:02:49,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:02:49,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:02:49,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ... [2021-11-07 02:02:49,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ... [2021-11-07 02:03:02,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ... [2021-11-07 02:03:02,099 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:02:13" (1/1) ...