./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan --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 7d52d764653ccaf641523e38bfee7eec0edee18b ................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan --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 7d52d764653ccaf641523e38bfee7eec0edee18b .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:39,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:39,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:39,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:39,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:39,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:39,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:39,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:39,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:39,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:39,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:39,272 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:39,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:39,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:39,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:39,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:39,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:39,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:39,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:39,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:39,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:39,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:39,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:39,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:39,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:39,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:39,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:39,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:39,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:39,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:39,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:39,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:39,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:39,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:39,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:39,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:39,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:39,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:39,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:39,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:39,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:39,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 01:52:39,384 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:39,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:39,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:39,386 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:39,387 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:39,387 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:39,387 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:52:39,387 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:39,388 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:39,388 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:52:39,389 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:52:39,390 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:39,390 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:52:39,390 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:52:39,390 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:52:39,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:39,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:52:39,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:39,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:39,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:39,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:39,393 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:39,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:39,393 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:39,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:39,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:39,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:39,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:39,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:39,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:39,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:39,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:39,398 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:52:39,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:52:39,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:39,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:39,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:39,399 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 01:52:39,400 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-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-11-30 01:52:39,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:39,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:39,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:39,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:39,793 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:39,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:52:39,922 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/415dbc445/bb714189cc3a4883b020e0642bec00ec/FLAG0dbb45e88 [2020-11-30 01:52:41,582 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:41,583 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:52:41,674 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/415dbc445/bb714189cc3a4883b020e0642bec00ec/FLAG0dbb45e88 [2020-11-30 01:52:41,932 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/415dbc445/bb714189cc3a4883b020e0642bec00ec [2020-11-30 01:52:41,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:41,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:41,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:41,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:41,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:41,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:41" (1/1) ... [2020-11-30 01:52:41,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c80e7d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:41, skipping insertion in model container [2020-11-30 01:52:41,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:41" (1/1) ... [2020-11-30 01:52:41,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:42,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:45,773 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,323 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,352 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,367 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,381 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,395 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,430 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,445 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,458 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,479 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,495 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,508 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,527 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,553 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,582 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,596 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,611 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,625 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,698 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,702 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,776 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,791 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,832 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:52:46,843 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:52:46,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae6b49c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:46, skipping insertion in model container [2020-11-30 01:52:46,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:46,846 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:52:46,851 INFO L168 Benchmark]: Toolchain (without parser) took 4908.73 ms. Allocated memory was 100.7 MB in the beginning and 169.9 MB in the end (delta: 69.2 MB). Free memory was 53.9 MB in the beginning and 111.9 MB in the end (delta: -58.0 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:46,853 INFO L168 Benchmark]: CDTParser took 0.72 ms. Allocated memory is still 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:52:46,856 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4901.05 ms. Allocated memory was 100.7 MB in the beginning and 169.9 MB in the end (delta: 69.2 MB). Free memory was 53.5 MB in the beginning and 111.9 MB in the end (delta: -58.4 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:46,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72 ms. Allocated memory is still 77.6 MB. Free memory was 50.8 MB in the beginning and 50.7 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4901.05 ms. Allocated memory was 100.7 MB in the beginning and 169.9 MB in the end (delta: 69.2 MB). Free memory was 53.5 MB in the beginning and 111.9 MB in the end (delta: -58.4 MB). Peak memory consumption was 66.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:52:49,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:52:49,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:52:49,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:52:49,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:52:49,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:52:49,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:52:49,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:52:49,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:52:49,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:52:49,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:52:49,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:52:49,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:52:49,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:52:49,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:52:49,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:52:49,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:52:49,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:52:49,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:52:49,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:52:49,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:52:49,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:52:49,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:52:49,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:52:49,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:52:49,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:52:49,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:52:49,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:52:49,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:52:49,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:52:49,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:52:49,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:52:49,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:52:49,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:52:49,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:52:49,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:52:49,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:52:49,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:52:49,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:52:49,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:52:49,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:52:49,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 01:52:49,811 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:52:49,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:52:49,814 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:52:49,814 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:52:49,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:52:49,815 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:52:49,815 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:52:49,815 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:52:49,815 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:52:49,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:52:49,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:52:49,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:52:49,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:52:49,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:52:49,817 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:52:49,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:52:49,818 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:52:49,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:52:49,818 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:52:49,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:52:49,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:52:49,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:52:49,819 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:52:49,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:52:49,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:52:49,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:52:49,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:52:49,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:52:49,820 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:52:49,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:52:49,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:52:49,821 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:52:49,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:52:49,821 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-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-11-30 01:52:50,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:52:50,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:52:50,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:52:50,302 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:52:50,303 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:52:50,305 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:52:50,398 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/6cd6cc32e/95b33df6401f4206a6d36bb505ddf7ee/FLAG616342139 [2020-11-30 01:52:51,941 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:52:51,942 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:52:52,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/6cd6cc32e/95b33df6401f4206a6d36bb505ddf7ee/FLAG616342139 [2020-11-30 01:52:52,328 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cc759c8-6a4f-47ac-9ab0-5a8a6d797f99/bin/utaipan/data/6cd6cc32e/95b33df6401f4206a6d36bb505ddf7ee [2020-11-30 01:52:52,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:52:52,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:52:52,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:52,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:52:52,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:52:52,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:52" (1/1) ... [2020-11-30 01:52:52,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660c87a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:52, skipping insertion in model container [2020-11-30 01:52:52,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:52:52" (1/1) ... [2020-11-30 01:52:52,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:52:52,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:52:56,949 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:52:56,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c5f7b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:52:56, skipping insertion in model container [2020-11-30 01:52:56,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:52:56,951 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:52:56,953 INFO L168 Benchmark]: Toolchain (without parser) took 4618.83 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 40.0 MB in the beginning and 81.3 MB in the end (delta: -41.3 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:56,954 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 39.3 MB in the end (delta: 74.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:52:56,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4615.79 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 39.7 MB in the beginning and 81.3 MB in the end (delta: -41.6 MB). Peak memory consumption was 52.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:52:56,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 39.3 MB in the end (delta: 74.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4615.79 ms. Allocated memory was 81.8 MB in the beginning and 136.3 MB in the end (delta: 54.5 MB). Free memory was 39.7 MB in the beginning and 81.3 MB in the end (delta: -41.6 MB). Peak memory consumption was 52.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...