./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl --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 6037d9c0da39b47219c2a722405991c574e168b5c260e77abe20cfd9849699bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:56:34,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:56:34,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:56:34,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:56:34,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:56:34,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:56:34,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:56:34,906 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:56:34,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:56:34,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:56:34,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:56:34,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:56:34,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:56:34,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:56:34,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:56:34,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:56:34,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:56:34,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:56:34,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:56:34,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:56:34,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:56:34,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:56:34,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:56:34,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:56:34,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:56:34,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:56:34,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:56:34,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:56:34,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:56:34,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:56:34,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:56:34,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:56:34,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:56:34,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:56:34,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:56:34,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:56:34,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:56:34,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:56:34,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:56:34,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:56:34,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:56:34,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 16:56:35,048 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:56:35,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:56:35,049 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:56:35,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:56:35,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:56:35,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:56:35,051 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:56:35,051 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:56:35,051 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:56:35,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 16:56:35,052 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:56:35,057 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:56:35,058 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 16:56:35,058 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 16:56:35,058 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:56:35,058 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 16:56:35,059 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 16:56:35,059 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 16:56:35,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:56:35,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 16:56:35,060 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:56:35,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:56:35,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:56:35,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:56:35,062 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:56:35,062 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:56:35,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:56:35,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:56:35,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:56:35,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:56:35,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:56:35,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:56:35,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:56:35,067 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 16:56:35,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 16:56:35,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:56:35,068 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:56:35,069 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:56:35,069 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6037d9c0da39b47219c2a722405991c574e168b5c260e77abe20cfd9849699bc [2021-11-23 16:56:35,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:56:35,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:56:35,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:56:35,437 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:56:35,437 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:56:35,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2021-11-23 16:56:35,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b7294b446/697a351d581744f1abe1a2965ef08677/FLAG0381e576a [2021-11-23 16:56:36,521 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:56:36,523 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2021-11-23 16:56:36,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b7294b446/697a351d581744f1abe1a2965ef08677/FLAG0381e576a [2021-11-23 16:56:36,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b7294b446/697a351d581744f1abe1a2965ef08677 [2021-11-23 16:56:36,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:56:36,934 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:56:36,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:56:36,936 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:56:36,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:56:36,942 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:36" (1/1) ... [2021-11-23 16:56:36,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a2a44f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:36, skipping insertion in model container [2021-11-23 16:56:36,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:36" (1/1) ... [2021-11-23 16:56:36,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:56:37,131 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:56:38,346 WARN L230 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i[158583,158596] [2021-11-23 16:56:39,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:56:39,243 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:56:39,471 WARN L230 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i[158583,158596] [2021-11-23 16:56:39,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:56:39,970 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:56:39,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39 WrapperNode [2021-11-23 16:56:39,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:56:39,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:56:39,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:56:39,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:56:39,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,207 INFO L137 Inliner]: procedures = 220, calls = 1799, calls flagged for inlining = 81, calls inlined = 72, statements flattened = 3206 [2021-11-23 16:56:40,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:56:40,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:56:40,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:56:40,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:56:40,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:56:40,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:56:40,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:56:40,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:56:40,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:39" (1/1) ... [2021-11-23 16:56:40,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:56:40,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:56:40,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:56:40,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:56:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-11-23 16:56:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-11-23 16:56:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_xmit [2021-11-23 16:56:40,606 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_xmit [2021-11-23 16:56:40,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:56:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:56:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:56:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:56:40,607 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-11-23 16:56:40,607 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-11-23 16:56:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_start_tx [2021-11-23 16:56:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_start_tx [2021-11-23 16:56:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:56:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:56:40,608 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-23 16:56:40,608 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-23 16:56:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2021-11-23 16:56:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2021-11-23 16:56:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 16:56:40,609 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 16:56:40,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:56:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:56:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-11-23 16:56:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-11-23 16:56:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:56:40,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:56:40,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-11-23 16:56:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-11-23 16:56:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 16:56:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 16:56:40,611 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 16:56:40,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 16:56:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:56:40,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:56:40,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 16:56:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-23 16:56:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:56:40,613 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:56:40,613 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_fill_info [2021-11-23 16:56:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_fill_info [2021-11-23 16:56:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:56:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:56:40,614 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:56:40,614 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc [2021-11-23 16:56:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc [2021-11-23 16:56:40,615 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_update_aggregation_stats [2021-11-23 16:56:40,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_update_aggregation_stats [2021-11-23 16:56:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:56:40,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:56:40,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:56:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:56:40,618 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_frm [2021-11-23 16:56:40,618 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_frm [2021-11-23 16:56:40,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:56:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:56:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:56:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_dequeue [2021-11-23 16:56:40,620 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_dequeue [2021-11-23 16:56:40,620 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 16:56:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 16:56:40,621 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 16:56:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 16:56:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 16:56:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 16:56:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc_len [2021-11-23 16:56:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc_len [2021-11-23 16:56:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 16:56:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:56:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:56:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_queue_len [2021-11-23 16:56:40,623 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_queue_len [2021-11-23 16:56:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 16:56:40,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 16:56:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 16:56:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-11-23 16:56:40,625 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-11-23 16:56:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 16:56:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2021-11-23 16:56:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2021-11-23 16:56:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 16:56:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 16:56:40,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:56:40,626 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:56:40,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 16:56:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 16:56:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 16:56:40,628 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 16:56:40,628 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_get_size [2021-11-23 16:56:40,629 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_get_size [2021-11-23 16:56:40,629 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_netlink_parms [2021-11-23 16:56:40,630 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_netlink_parms [2021-11-23 16:56:40,630 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 16:56:40,632 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 16:56:40,632 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:56:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:56:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 16:56:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:56:40,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:56:40,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:56:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 16:56:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 16:56:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 16:56:40,634 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 16:56:40,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 16:56:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 16:56:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:56:40,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 16:56:40,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 16:56:40,636 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_changelink [2021-11-23 16:56:40,636 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_changelink [2021-11-23 16:56:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:56:40,637 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:56:40,640 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 16:56:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 16:56:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 16:56:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 16:56:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 16:56:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 16:56:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_open [2021-11-23 16:56:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_open [2021-11-23 16:56:40,643 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done [2021-11-23 16:56:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done [2021-11-23 16:56:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 16:56:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 16:56:40,651 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2021-11-23 16:56:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2021-11-23 16:56:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 16:56:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 16:56:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_can_send_aggregate [2021-11-23 16:56:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_can_send_aggregate [2021-11-23 16:56:40,652 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 16:56:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 16:56:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 16:56:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 16:56:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 16:56:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 16:56:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 16:56:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 16:56:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 16:56:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 16:56:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 16:56:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 16:56:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_newlink [2021-11-23 16:56:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_newlink [2021-11-23 16:56:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 16:56:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 16:56:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 16:56:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-23 16:56:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-23 16:56:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_close [2021-11-23 16:56:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_close [2021-11-23 16:56:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-23 16:56:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-23 16:56:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_abort_tx [2021-11-23 16:56:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_abort_tx [2021-11-23 16:56:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 16:56:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 16:56:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:56:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:56:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 16:56:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 16:56:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 16:56:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 16:56:41,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:56:41,443 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:56:41,988 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:56:41,993 INFO L158 Benchmark]: Toolchain (without parser) took 5058.00ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 71.0MB in the beginning and 110.6MB in the end (delta: -39.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2021-11-23 16:56:41,994 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:56:41,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3035.93ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 70.8MB in the beginning and 146.5MB in the end (delta: -75.7MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-11-23 16:56:41,996 INFO L158 Benchmark]: Boogie Procedure Inliner took 235.44ms. Allocated memory is still 205.5MB. Free memory was 146.5MB in the beginning and 127.6MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 16:56:41,997 INFO L158 Benchmark]: Boogie Preprocessor took 290.01ms. Allocated memory is still 205.5MB. Free memory was 127.6MB in the beginning and 108.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 16:56:41,997 INFO L158 Benchmark]: RCFGBuilder took 1490.85ms. Allocated memory is still 205.5MB. Free memory was 108.8MB in the beginning and 110.6MB in the end (delta: -1.9MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2021-11-23 16:56:42,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3035.93ms. Allocated memory was 111.1MB in the beginning and 205.5MB in the end (delta: 94.4MB). Free memory was 70.8MB in the beginning and 146.5MB in the end (delta: -75.7MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 235.44ms. Allocated memory is still 205.5MB. Free memory was 146.5MB in the beginning and 127.6MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 290.01ms. Allocated memory is still 205.5MB. Free memory was 127.6MB in the beginning and 108.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1490.85ms. Allocated memory is still 205.5MB. Free memory was 108.8MB in the beginning and 110.6MB in the end (delta: -1.9MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:56:42,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl --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 6037d9c0da39b47219c2a722405991c574e168b5c260e77abe20cfd9849699bc --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 16:56:44,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 16:56:44,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 16:56:44,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 16:56:44,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 16:56:44,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 16:56:44,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 16:56:44,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 16:56:44,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 16:56:44,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 16:56:44,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 16:56:44,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 16:56:44,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 16:56:44,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 16:56:44,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 16:56:44,948 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 16:56:44,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 16:56:44,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 16:56:44,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 16:56:44,963 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 16:56:44,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 16:56:44,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 16:56:44,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 16:56:44,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 16:56:44,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 16:56:44,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 16:56:44,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 16:56:44,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 16:56:44,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 16:56:44,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 16:56:44,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 16:56:44,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 16:56:45,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 16:56:45,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 16:56:45,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 16:56:45,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 16:56:45,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 16:56:45,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 16:56:45,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 16:56:45,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 16:56:45,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 16:56:45,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 16:56:45,070 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 16:56:45,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 16:56:45,071 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 16:56:45,072 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 16:56:45,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 16:56:45,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 16:56:45,073 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 16:56:45,074 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 16:56:45,074 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 16:56:45,074 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 16:56:45,074 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 16:56:45,075 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 16:56:45,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 16:56:45,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 16:56:45,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 16:56:45,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 16:56:45,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 16:56:45,077 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 16:56:45,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 16:56:45,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 16:56:45,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 16:56:45,078 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 16:56:45,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 16:56:45,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 16:56:45,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 16:56:45,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 16:56:45,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:56:45,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 16:56:45,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 16:56:45,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 16:56:45,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 16:56:45,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 16:56:45,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 16:56:45,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 16:56:45,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 16:56:45,083 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6037d9c0da39b47219c2a722405991c574e168b5c260e77abe20cfd9849699bc [2021-11-23 16:56:45,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 16:56:45,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 16:56:45,674 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 16:56:45,676 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 16:56:45,677 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 16:56:45,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2021-11-23 16:56:45,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b30bf9c4d/389551eb16544a7ba52cab290cc4b070/FLAG32be220b4 [2021-11-23 16:56:46,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 16:56:46,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2021-11-23 16:56:46,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b30bf9c4d/389551eb16544a7ba52cab290cc4b070/FLAG32be220b4 [2021-11-23 16:56:47,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/data/b30bf9c4d/389551eb16544a7ba52cab290cc4b070 [2021-11-23 16:56:47,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 16:56:47,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 16:56:47,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 16:56:47,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 16:56:47,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 16:56:47,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:47" (1/1) ... [2021-11-23 16:56:47,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:47, skipping insertion in model container [2021-11-23 16:56:47,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:56:47" (1/1) ... [2021-11-23 16:56:47,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 16:56:47,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:56:48,489 WARN L230 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i[158583,158596] [2021-11-23 16:56:49,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:56:49,398 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 16:56:49,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 16:56:49,664 WARN L230 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i[158583,158596] [2021-11-23 16:56:50,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:56:50,045 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 16:56:50,268 WARN L230 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_821aa681-966c-47f5-8c2f-c8b4eccfff6f/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i[158583,158596] [2021-11-23 16:56:50,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 16:56:50,666 INFO L208 MainTranslator]: Completed translation [2021-11-23 16:56:50,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50 WrapperNode [2021-11-23 16:56:50,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 16:56:50,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 16:56:50,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 16:56:50,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 16:56:50,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:50,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,018 INFO L137 Inliner]: procedures = 235, calls = 1798, calls flagged for inlining = 81, calls inlined = 72, statements flattened = 3079 [2021-11-23 16:56:51,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 16:56:51,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 16:56:51,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 16:56:51,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 16:56:51,032 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 16:56:51,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 16:56:51,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 16:56:51,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 16:56:51,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:56:50" (1/1) ... [2021-11-23 16:56:51,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 16:56:51,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 16:56:51,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 16:56:51,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 16:56:51,410 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2021-11-23 16:56:51,410 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2021-11-23 16:56:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 16:56:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 16:56:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 16:56:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_xmit [2021-11-23 16:56:51,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_xmit [2021-11-23 16:56:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 16:56:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 16:56:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 16:56:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 16:56:51,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 16:56:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2021-11-23 16:56:51,413 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2021-11-23 16:56:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_start_tx [2021-11-23 16:56:51,413 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_start_tx [2021-11-23 16:56:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 16:56:51,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 16:56:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-23 16:56:51,414 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-23 16:56:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2021-11-23 16:56:51,415 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2021-11-23 16:56:51,415 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 16:56:51,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 16:56:51,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 16:56:51,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 16:56:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-11-23 16:56:51,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-11-23 16:56:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 16:56:51,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 16:56:51,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-11-23 16:56:51,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-11-23 16:56:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 16:56:51,418 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 16:56:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-23 16:56:51,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-23 16:56:51,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 16:56:51,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 16:56:51,419 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 16:56:51,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 16:56:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_fill_info [2021-11-23 16:56:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_fill_info [2021-11-23 16:56:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 16:56:51,420 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 16:56:51,420 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 16:56:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc [2021-11-23 16:56:51,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc [2021-11-23 16:56:51,421 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_update_aggregation_stats [2021-11-23 16:56:51,422 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_update_aggregation_stats [2021-11-23 16:56:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 16:56:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 16:56:51,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 16:56:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 16:56:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 16:56:51,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 16:56:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 16:56:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 16:56:51,425 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_frm [2021-11-23 16:56:51,425 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_frm [2021-11-23 16:56:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 16:56:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 16:56:51,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 16:56:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 16:56:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 16:56:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 16:56:51,427 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 16:56:51,427 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_dequeue [2021-11-23 16:56:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_dequeue [2021-11-23 16:56:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 16:56:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 16:56:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-23 16:56:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-23 16:56:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 16:56:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 16:56:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~TO~C_INT [2021-11-23 16:56:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~TO~C_INT [2021-11-23 16:56:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc_len [2021-11-23 16:56:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc_len [2021-11-23 16:56:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 16:56:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 16:56:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_queue_len [2021-11-23 16:56:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_queue_len [2021-11-23 16:56:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 16:56:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 16:56:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-11-23 16:56:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-11-23 16:56:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2021-11-23 16:56:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2021-11-23 16:56:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 16:56:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 16:56:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 16:56:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 16:56:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 16:56:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 16:56:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 16:56:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 16:56:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 16:56:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 16:56:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_get_size [2021-11-23 16:56:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_get_size [2021-11-23 16:56:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_netlink_parms [2021-11-23 16:56:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_netlink_parms [2021-11-23 16:56:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 16:56:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 16:56:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 16:56:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 16:56:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 16:56:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 16:56:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 16:56:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 16:56:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 16:56:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 16:56:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 16:56:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 16:56:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 16:56:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 16:56:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 16:56:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 16:56:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 16:56:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 16:56:51,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 16:56:51,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_changelink [2021-11-23 16:56:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_changelink [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 16:56:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 16:56:51,493 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 16:56:51,493 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 16:56:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_open [2021-11-23 16:56:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_open [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done [2021-11-23 16:56:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 16:56:51,494 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 16:56:51,494 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2021-11-23 16:56:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2021-11-23 16:56:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-23 16:56:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-23 16:56:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_can_send_aggregate [2021-11-23 16:56:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_can_send_aggregate [2021-11-23 16:56:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 16:56:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 16:56:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 16:56:51,495 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 16:56:51,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 16:56:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 16:56:51,496 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 16:56:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 16:56:51,496 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 16:56:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 16:56:51,496 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_newlink [2021-11-23 16:56:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_newlink [2021-11-23 16:56:51,496 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 16:56:51,496 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-23 16:56:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_close [2021-11-23 16:56:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_close [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-23 16:56:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_abort_tx [2021-11-23 16:56:51,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_abort_tx [2021-11-23 16:56:51,497 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 16:56:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 16:56:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 16:56:51,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 16:56:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 16:56:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 16:56:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 16:56:51,504 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 16:56:52,228 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 16:56:52,231 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 16:56:52,775 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 16:56:52,780 INFO L158 Benchmark]: Toolchain (without parser) took 5514.00ms. Allocated memory was 77.6MB in the beginning and 159.4MB in the end (delta: 81.8MB). Free memory was 53.7MB in the beginning and 49.1MB in the end (delta: 4.7MB). Peak memory consumption was 98.8MB. Max. memory is 16.1GB. [2021-11-23 16:56:52,780 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:56:52,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3400.50ms. Allocated memory was 77.6MB in the beginning and 159.4MB in the end (delta: 81.8MB). Free memory was 53.4MB in the beginning and 60.4MB in the end (delta: -6.9MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2021-11-23 16:56:52,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 351.17ms. Allocated memory is still 159.4MB. Free memory was 60.4MB in the beginning and 79.9MB in the end (delta: -19.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2021-11-23 16:56:52,782 INFO L158 Benchmark]: Boogie Preprocessor took 284.95ms. Allocated memory is still 159.4MB. Free memory was 79.9MB in the beginning and 59.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:56:52,783 INFO L158 Benchmark]: RCFGBuilder took 1469.14ms. Allocated memory is still 159.4MB. Free memory was 59.3MB in the beginning and 49.1MB in the end (delta: 10.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 16:56:52,786 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 77.6MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3400.50ms. Allocated memory was 77.6MB in the beginning and 159.4MB in the end (delta: 81.8MB). Free memory was 53.4MB in the beginning and 60.4MB in the end (delta: -6.9MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 351.17ms. Allocated memory is still 159.4MB. Free memory was 60.4MB in the beginning and 79.9MB in the end (delta: -19.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 284.95ms. Allocated memory is still 159.4MB. Free memory was 79.9MB in the beginning and 59.3MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1469.14ms. Allocated memory is still 159.4MB. Free memory was 59.3MB in the beginning and 49.1MB in the end (delta: 10.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 16:56:52,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_821aa681-966c-47f5-8c2f-c8b4eccfff6f/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable