./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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 1479ebc3ca95a979408b90028547828e87cc33f1053dcbd35c5021a10319539e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:10:31,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:10:31,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:10:31,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:10:31,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:10:31,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:10:31,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:10:31,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:10:31,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:10:31,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:10:31,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:10:31,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:10:31,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:10:31,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:10:31,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:10:31,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:10:31,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:10:31,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:10:31,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:10:31,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:10:31,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:10:31,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:10:31,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:10:31,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:10:31,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:10:31,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:10:31,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:10:31,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:10:31,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:10:31,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:10:31,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:10:31,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:10:31,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:10:31,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:10:31,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:10:31,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:10:31,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:10:31,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:10:31,947 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:10:31,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:10:31,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:10:31,955 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:10:32,018 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:10:32,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:10:32,019 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:10:32,020 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:10:32,020 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:10:32,020 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:10:32,023 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:10:32,024 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:10:32,032 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:10:32,032 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:10:32,033 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:10:32,034 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:10:32,034 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:10:32,034 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:10:32,035 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:10:32,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:10:32,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:10:32,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:10:32,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:10:32,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:10:32,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:10:32,038 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:10:32,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:10:32,039 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:10:32,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:10:32,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:10:32,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:10:32,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:10:32,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:10:32,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:10:32,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:10:32,043 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:10:32,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:10:32,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:10:32,044 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:10:32,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:10:32,045 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1479ebc3ca95a979408b90028547828e87cc33f1053dcbd35c5021a10319539e [2021-11-07 02:10:32,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:10:32,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:10:32,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:10:32,425 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:10:32,426 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:10:32,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:10:32,537 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/2068395e0/55bdf25f36fe4d5ca01d6675d23484b0/FLAG30c1071be [2021-11-07 02:10:33,949 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:10:33,950 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:10:34,029 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/2068395e0/55bdf25f36fe4d5ca01d6675d23484b0/FLAG30c1071be [2021-11-07 02:10:34,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/2068395e0/55bdf25f36fe4d5ca01d6675d23484b0 [2021-11-07 02:10:34,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:10:34,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:10:34,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:10:34,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:10:34,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:10:34,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:10:34" (1/1) ... [2021-11-07 02:10:34,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39655dda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:10:34, skipping insertion in model container [2021-11-07 02:10:34,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:10:34" (1/1) ... [2021-11-07 02:10:34,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:10:34,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:10:41,277 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 02:10:41,281 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 02:10:41,918 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 02:10:41,934 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 02:10:42,413 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 02:10:42,741 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 02:10:42,754 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 02:10:44,304 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 02:10:44,909 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 02:10:44,909 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 02:10:44,989 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 02:10:45,003 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 02:10:45,053 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 02:10:45,866 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 02:10:45,867 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 02:10:45,869 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 02:10:45,869 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 02:10:46,261 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i[784165,784178] [2021-11-07 02:10:46,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:10:46,505 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 02:10:46,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@132642bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:10:46, skipping insertion in model container [2021-11-07 02:10:46,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:10:46,507 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:10:46,510 INFO L168 Benchmark]: Toolchain (without parser) took 12011.62 ms. Allocated memory was 107.0 MB in the beginning and 230.7 MB in the end (delta: 123.7 MB). Free memory was 60.2 MB in the beginning and 141.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 138.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:10:46,512 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 107.0 MB. Free memory was 61.3 MB in the beginning and 61.2 MB in the end (delta: 42.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:10:46,515 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12006.15 ms. Allocated memory was 107.0 MB in the beginning and 230.7 MB in the end (delta: 123.7 MB). Free memory was 59.9 MB in the beginning and 141.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 138.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:10:46,517 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 107.0 MB. Free memory was 61.3 MB in the beginning and 61.2 MB in the end (delta: 42.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12006.15 ms. Allocated memory was 107.0 MB in the beginning and 230.7 MB in the end (delta: 123.7 MB). Free memory was 59.9 MB in the beginning and 141.9 MB in the end (delta: -82.0 MB). Peak memory consumption was 138.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8482]: 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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 1479ebc3ca95a979408b90028547828e87cc33f1053dcbd35c5021a10319539e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:10:49,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:10:49,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:10:49,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:10:49,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:10:49,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:10:49,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:10:49,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:10:49,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:10:49,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:10:49,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:10:49,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:10:49,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:10:49,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:10:49,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:10:49,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:10:49,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:10:49,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:10:49,401 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:10:49,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:10:49,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:10:49,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:10:49,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:10:49,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:10:49,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:10:49,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:10:49,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:10:49,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:10:49,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:10:49,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:10:49,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:10:49,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:10:49,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:10:49,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:10:49,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:10:49,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:10:49,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:10:49,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:10:49,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:10:49,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:10:49,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:10:49,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:10:49,486 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:10:49,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:10:49,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:10:49,487 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:10:49,487 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:10:49,487 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:10:49,488 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:10:49,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:10:49,488 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:10:49,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:10:49,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:10:49,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:10:49,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:10:49,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:10:49,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:10:49,491 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:10:49,491 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:10:49,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:10:49,492 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:10:49,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:10:49,492 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:10:49,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:10:49,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:10:49,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:10:49,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:10:49,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:10:49,494 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:10:49,495 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:10:49,495 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:10:49,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:10:49,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:10:49,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:10:49,496 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1479ebc3ca95a979408b90028547828e87cc33f1053dcbd35c5021a10319539e [2021-11-07 02:10:49,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:10:49,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:10:49,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:10:49,967 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:10:49,968 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:10:49,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:10:50,065 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/8adfc0e49/d2b92e71404043d68f1d757ad4e74cbb/FLAGf2e2ee261 [2021-11-07 02:10:51,706 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:10:51,709 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i [2021-11-07 02:10:51,822 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/8adfc0e49/d2b92e71404043d68f1d757ad4e74cbb/FLAGf2e2ee261 [2021-11-07 02:10:52,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/bin/utaipan-UUZaoUuFF8/data/8adfc0e49/d2b92e71404043d68f1d757ad4e74cbb [2021-11-07 02:10:52,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:10:52,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:10:52,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:10:52,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:10:52,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:10:52,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:10:52" (1/1) ... [2021-11-07 02:10:52,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4cd414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:10:52, skipping insertion in model container [2021-11-07 02:10:52,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:10:52" (1/1) ... [2021-11-07 02:10:52,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:10:52,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:03,628 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:03,644 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 02:11:04,951 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i[784165,784178] [2021-11-07 02:11:05,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:05,109 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:11:05,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:11:06,694 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i[784165,784178] [2021-11-07 02:11:06,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:06,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:11:07,967 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_b4f6d8a1-6fa9-4b7b-a5c0-94f6938ba6dd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-emulex-benet-be2net.cil.i[784165,784178] [2021-11-07 02:11:07,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:11:08,712 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:11:08,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08 WrapperNode [2021-11-07 02:11:08,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:11:08,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:11:08,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:11:08,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:11:08,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ... [2021-11-07 02:11:09,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ... [2021-11-07 02:11:52,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:11:52,552 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:11:52,552 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:11:52,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:11:52,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ... [2021-11-07 02:11:52,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ... [2021-11-07 02:12:07,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ... [2021-11-07 02:12:07,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:11:08" (1/1) ...