./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-via-via-velocity.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH --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 a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:17:49,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:17:49,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:17:50,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:17:50,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:17:50,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:17:50,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:17:50,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:17:50,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:17:50,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:17:50,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:17:50,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:17:50,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:17:50,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:17:50,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:17:50,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:17:50,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:17:50,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:17:50,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:17:50,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:17:50,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:17:50,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:17:50,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:17:50,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:17:50,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:17:50,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:17:50,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:17:50,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:17:50,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:17:50,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:17:50,065 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:17:50,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:17:50,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:17:50,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:17:50,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:17:50,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:17:50,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:17:50,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:17:50,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:17:50,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:17:50,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:17:50,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 05:17:50,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:17:50,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:17:50,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:17:50,117 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:17:50,117 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:17:50,117 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:17:50,117 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 05:17:50,118 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:17:50,124 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:17:50,124 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 05:17:50,125 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 05:17:50,125 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:17:50,125 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 05:17:50,126 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 05:17:50,126 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 05:17:50,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:17:50,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 05:17:50,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:17:50,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:17:50,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:17:50,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:17:50,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:17:50,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:17:50,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:17:50,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:17:50,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:17:50,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:17:50,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:17:50,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:17:50,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:17:50,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:17:50,131 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 05:17:50,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 05:17:50,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:17:50,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:17:50,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:17:50,132 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b [2021-11-03 05:17:50,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:17:50,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:17:50,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:17:50,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:17:50,458 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:17:50,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 05:17:50,516 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/edf8957ce/3f35f9c0b7014efba35ebf31651596b0/FLAG3bc56ef24 [2021-11-03 05:17:51,711 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:17:51,712 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 05:17:51,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/edf8957ce/3f35f9c0b7014efba35ebf31651596b0/FLAG3bc56ef24 [2021-11-03 05:17:51,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/edf8957ce/3f35f9c0b7014efba35ebf31651596b0 [2021-11-03 05:17:51,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:17:51,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:17:51,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:17:51,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:17:51,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:17:51,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:17:51" (1/1) ... [2021-11-03 05:17:51,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79591ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:17:51, skipping insertion in model container [2021-11-03 05:17:51,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:17:51" (1/1) ... [2021-11-03 05:17:51,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:17:52,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:17:55,022 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:17:55,024 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:17:55,236 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:17:55,359 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 05:17:56,808 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-03 05:17:56,814 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-03 05:17:56,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:17:56,943 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) [2021-11-03 05:17:56,944 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61ebedc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:17:56, skipping insertion in model container [2021-11-03 05:17:56,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:17:56,944 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 05:17:56,948 INFO L168 Benchmark]: Toolchain (without parser) took 5011.78 ms. Allocated memory was 107.0 MB in the beginning and 165.7 MB in the end (delta: 58.7 MB). Free memory was 70.2 MB in the beginning and 70.7 MB in the end (delta: -434.1 kB). Peak memory consumption was 74.5 MB. Max. memory is 16.1 GB. [2021-11-03 05:17:56,949 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 84.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 05:17:56,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5007.42 ms. Allocated memory was 107.0 MB in the beginning and 165.7 MB in the end (delta: 58.7 MB). Free memory was 69.8 MB in the beginning and 70.7 MB in the end (delta: -855.5 kB). Peak memory consumption was 74.5 MB. Max. memory is 16.1 GB. [2021-11-03 05:17:56,952 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 84.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5007.42 ms. Allocated memory was 107.0 MB in the beginning and 165.7 MB in the end (delta: 58.7 MB). Free memory was 69.8 MB in the beginning and 70.7 MB in the end (delta: -855.5 kB). Peak memory consumption was 74.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7604]: 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH --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 a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 05:17:59,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 05:17:59,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 05:17:59,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 05:17:59,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 05:17:59,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 05:17:59,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 05:17:59,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 05:17:59,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 05:17:59,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 05:17:59,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 05:17:59,291 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 05:17:59,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 05:17:59,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 05:17:59,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 05:17:59,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 05:17:59,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 05:17:59,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 05:17:59,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 05:17:59,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 05:17:59,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 05:17:59,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 05:17:59,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 05:17:59,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 05:17:59,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 05:17:59,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 05:17:59,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 05:17:59,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 05:17:59,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 05:17:59,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 05:17:59,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 05:17:59,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 05:17:59,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 05:17:59,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 05:17:59,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 05:17:59,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 05:17:59,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 05:17:59,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 05:17:59,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 05:17:59,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 05:17:59,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 05:17:59,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 05:17:59,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 05:17:59,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 05:17:59,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 05:17:59,386 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 05:17:59,386 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 05:17:59,386 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 05:17:59,386 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 05:17:59,386 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 05:17:59,387 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 05:17:59,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 05:17:59,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 05:17:59,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 05:17:59,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 05:17:59,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 05:17:59,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 05:17:59,390 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 05:17:59,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 05:17:59,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 05:17:59,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 05:17:59,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 05:17:59,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 05:17:59,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 05:17:59,392 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 05:17:59,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 05:17:59,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 05:17:59,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 05:17:59,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 05:17:59,393 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 05:17:59,393 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 05:17:59,393 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 05:17:59,393 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 05:17:59,394 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 05:17:59,394 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b [2021-11-03 05:17:59,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 05:17:59,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 05:17:59,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 05:17:59,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 05:17:59,779 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 05:17:59,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 05:17:59,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/3e7a58700/a486e50e4f9e41a6b366e78dffa684eb/FLAG39603af11 [2021-11-03 05:18:00,928 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 05:18:00,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-03 05:18:01,031 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/3e7a58700/a486e50e4f9e41a6b366e78dffa684eb/FLAG39603af11 [2021-11-03 05:18:01,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/bin/utaipan-aC7eJsxGYH/data/3e7a58700/a486e50e4f9e41a6b366e78dffa684eb [2021-11-03 05:18:01,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 05:18:01,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 05:18:01,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 05:18:01,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 05:18:01,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 05:18:01,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:18:01" (1/1) ... [2021-11-03 05:18:01,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3bee55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:18:01, skipping insertion in model container [2021-11-03 05:18:01,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:18:01" (1/1) ... [2021-11-03 05:18:01,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 05:18:01,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:18:06,103 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-03 05:18:06,106 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-03 05:18:06,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:18:06,255 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 05:18:06,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 05:18:06,924 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-03 05:18:06,925 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-03 05:18:06,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:18:06,982 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 05:18:07,589 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-03 05:18:07,590 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_c6b09c83-7f3c-4fa8-8c43-735a69bd1276/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-03 05:18:07,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 05:18:08,095 INFO L208 MainTranslator]: Completed translation [2021-11-03 05:18:08,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:18:08 WrapperNode [2021-11-03 05:18:08,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 05:18:08,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 05:18:08,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 05:18:08,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 05:18:08,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:18:08" (1/1) ... [2021-11-03 05:18:08,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:18:08" (1/1) ...