./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/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_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/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_e2452e45-48df-478b-8a8d-050324ca0a75/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_e2452e45-48df-478b-8a8d-050324ca0a75/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 a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:07:45,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:07:45,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:07:45,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:07:45,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:07:45,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:07:45,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:07:45,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:07:45,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:07:45,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:07:45,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:07:45,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:07:45,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:07:45,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:07:45,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:07:45,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:07:45,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:07:45,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:07:45,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:07:45,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:07:45,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:07:45,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:07:45,483 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:07:45,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:07:45,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:07:45,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:07:45,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:07:45,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:07:45,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:07:45,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:07:45,503 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:07:45,504 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:07:45,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:07:45,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:07:45,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:07:45,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:07:45,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:07:45,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:07:45,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:07:45,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:07:45,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:07:45,513 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:07:45,573 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:07:45,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:07:45,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:07:45,575 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:07:45,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:07:45,576 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:07:45,576 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:07:45,576 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:07:45,577 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:07:45,577 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:07:45,586 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:07:45,586 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:07:45,586 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:07:45,587 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:07:45,587 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:07:45,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:07:45,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:07:45,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:07:45,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:07:45,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:07:45,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:07:45,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:07:45,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:07:45,590 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:07:45,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:07:45,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:07:45,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:07:45,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:45,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:07:45,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:07:45,594 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:07:45,594 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:07:45,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:07:45,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:07:45,595 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:07:45,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:07:45,596 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_e2452e45-48df-478b-8a8d-050324ca0a75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b [2021-11-07 01:07:45,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:07:45,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:07:45,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:07:45,975 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:07:45,976 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:07:45,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:07:46,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/3b6628351/ebaf24d1bc6e4f60af3bf15b2371fff7/FLAGf869c09b2 [2021-11-07 01:07:47,233 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:07:47,235 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:07:47,322 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/3b6628351/ebaf24d1bc6e4f60af3bf15b2371fff7/FLAGf869c09b2 [2021-11-07 01:07:47,435 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/3b6628351/ebaf24d1bc6e4f60af3bf15b2371fff7 [2021-11-07 01:07:47,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:07:47,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:07:47,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:47,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:07:47,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:07:47,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:47" (1/1) ... [2021-11-07 01:07:47,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30787167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:47, skipping insertion in model container [2021-11-07 01:07:47,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:47" (1/1) ... [2021-11-07 01:07:47,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:07:47,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:50,699 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:07:50,703 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:07:50,996 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:07:51,197 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:07:53,161 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-07 01:07:53,164 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-07 01:07:53,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:53,287 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:07:53,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6cced42c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:53, skipping insertion in model container [2021-11-07 01:07:53,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:53,289 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:07:53,291 INFO L168 Benchmark]: Toolchain (without parser) took 5851.16 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 95.2 MB in the beginning and 124.3 MB in the end (delta: -29.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:53,292 INFO L168 Benchmark]: CDTParser took 4.31 ms. Allocated memory is still 86.0 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:07:53,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5848.26 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 95.2 MB in the beginning and 124.3 MB in the end (delta: -29.2 MB). Peak memory consumption was 70.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:07:53,295 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.31 ms. Allocated memory is still 86.0 MB. Free memory was 56.0 MB in the beginning and 56.0 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5848.26 ms. Allocated memory was 132.1 MB in the beginning and 201.3 MB in the end (delta: 69.2 MB). Free memory was 95.2 MB in the beginning and 124.3 MB in the end (delta: -29.2 MB). Peak memory consumption was 70.2 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_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/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_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/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_e2452e45-48df-478b-8a8d-050324ca0a75/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_e2452e45-48df-478b-8a8d-050324ca0a75/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 a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:07:55,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:07:55,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:07:55,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:07:55,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:07:55,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:07:55,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:07:55,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:07:55,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:07:55,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:07:55,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:07:55,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:07:55,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:07:55,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:07:55,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:07:55,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:07:55,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:07:55,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:07:55,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:07:55,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:07:55,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:07:55,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:07:55,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:07:55,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:07:55,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:07:55,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:07:55,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:07:55,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:07:55,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:07:55,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:07:55,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:07:55,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:07:55,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:07:55,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:07:55,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:07:55,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:07:55,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:07:55,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:07:55,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:07:55,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:07:55,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:07:55,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:07:55,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:07:55,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:07:55,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:07:55,961 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:07:55,961 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:07:55,962 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:07:55,962 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:07:55,962 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:07:55,963 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:07:55,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:07:55,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:07:55,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:07:55,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:07:55,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:07:55,965 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:07:55,965 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:07:55,966 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:07:55,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:07:55,966 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:07:55,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:07:55,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:07:55,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:07:55,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:07:55,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:55,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:07:55,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:07:55,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:07:55,968 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:07:55,969 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:07:55,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:07:55,969 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:07:55,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:07:55,970 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_e2452e45-48df-478b-8a8d-050324ca0a75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a41bf48b73cd2164f735edf39a528a497b61e31513d551cd7353a3ff3988840b [2021-11-07 01:07:56,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:07:56,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:07:56,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:07:56,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:07:56,462 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:07:56,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:07:56,562 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/c526ada86/204eff9e3cb44ee48afe3943d249934e/FLAGf4f9f7a10 [2021-11-07 01:07:57,988 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:07:57,990 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i [2021-11-07 01:07:58,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/c526ada86/204eff9e3cb44ee48afe3943d249934e/FLAGf4f9f7a10 [2021-11-07 01:07:58,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2452e45-48df-478b-8a8d-050324ca0a75/bin/utaipan-UUZaoUuFF8/data/c526ada86/204eff9e3cb44ee48afe3943d249934e [2021-11-07 01:07:58,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:07:58,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:07:58,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:58,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:07:58,121 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:07:58,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:58" (1/1) ... [2021-11-07 01:07:58,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9af59d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:58, skipping insertion in model container [2021-11-07 01:07:58,123 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:58" (1/1) ... [2021-11-07 01:07:58,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:07:58,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:08:03,918 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-07 01:08:03,921 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-07 01:08:03,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:04,077 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:08:04,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:08:04,730 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-07 01:08:04,731 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-07 01:08:04,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:04,783 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:08:05,530 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465369,465382] [2021-11-07 01:08:05,531 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_e2452e45-48df-478b-8a8d-050324ca0a75/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-via-via-velocity.cil.i[465514,465527] [2021-11-07 01:08:05,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:08:06,038 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:08:06,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:06 WrapperNode [2021-11-07 01:08:06,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:08:06,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:08:06,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:08:06,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:08:06,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:06" (1/1) ... [2021-11-07 01:08:06,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:06" (1/1) ...