./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a1e17c33569fa40e536cd8c869720d5a80d6c0d7c343e9efbe1ac963f2ae01b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:52,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:52,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:52,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:52,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:52,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:52,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:52,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:52,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:52,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:52,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:52,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:52,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:52,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:52,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:52,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:52,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:52,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:52,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:52,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:52,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:52,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:52,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:52,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:52,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:52,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:52,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:52,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:52,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:52,399 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:52,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:52,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:52,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:52,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:52,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:52,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:52,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:52,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:52,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:52,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:52,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:52,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:01:52,455 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:52,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:52,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:52,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:52,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:52,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:52,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:52,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:52,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:52,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:52,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:52,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:52,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:52,459 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:52,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:52,460 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:52,460 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:52,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:52,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:52,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:52,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:52,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:52,461 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:52,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:52,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:52,462 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a1e17c33569fa40e536cd8c869720d5a80d6c0d7c343e9efbe1ac963f2ae01b [2021-11-23 15:01:52,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:52,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:52,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:52,726 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:52,727 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:52,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2021-11-23 15:01:52,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/c043bd9be/c6bb7f7d7b654bacabbad2db6af6a61e/FLAG94cfc9f0e [2021-11-23 15:01:53,733 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:53,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2021-11-23 15:01:53,782 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/c043bd9be/c6bb7f7d7b654bacabbad2db6af6a61e/FLAG94cfc9f0e [2021-11-23 15:01:54,119 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/c043bd9be/c6bb7f7d7b654bacabbad2db6af6a61e [2021-11-23 15:01:54,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:54,127 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:54,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:54,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:54,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:54,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eef7d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:54, skipping insertion in model container [2021-11-23 15:01:54,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:54" (1/1) ... [2021-11-23 15:01:54,143 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:54,325 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:56,760 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2021-11-23 15:01:56,815 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:01:56,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:56,859 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:57,374 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2021-11-23 15:01:57,386 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:01:57,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:57,511 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:57,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57 WrapperNode [2021-11-23 15:01:57,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:57,513 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:57,513 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:57,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:57,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,641 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,924 INFO L137 Inliner]: procedures = 252, calls = 2297, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 6001 [2021-11-23 15:01:57,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:57,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:57,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:57,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:57,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:57,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:58,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:58,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:58,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:58,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:57" (1/1) ... [2021-11-23 15:01:58,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:58,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:58,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:58,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:58,313 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2021-11-23 15:01:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2021-11-23 15:01:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-23 15:01:58,314 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-23 15:01:58,314 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2021-11-23 15:01:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2021-11-23 15:01:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:01:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-23 15:01:58,315 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-23 15:01:58,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:01:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:01:58,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:01:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-23 15:01:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-23 15:01:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2021-11-23 15:01:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2021-11-23 15:01:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:01:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:01:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:01:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:01:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2021-11-23 15:01:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2021-11-23 15:01:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2021-11-23 15:01:58,318 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2021-11-23 15:01:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2021-11-23 15:01:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2021-11-23 15:01:58,319 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:01:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:01:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:01:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:01:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2021-11-23 15:01:58,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2021-11-23 15:01:58,320 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 15:01:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 15:01:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:01:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:01:58,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:01:58,321 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:01:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:01:58,322 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:01:58,322 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2021-11-23 15:01:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2021-11-23 15:01:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-23 15:01:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-23 15:01:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:58,323 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:01:58,323 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:01:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2021-11-23 15:01:58,324 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2021-11-23 15:01:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:01:58,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:01:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:01:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:01:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:01:58,325 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2021-11-23 15:01:58,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2021-11-23 15:01:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:01:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:01:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-23 15:01:58,326 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-23 15:01:58,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2021-11-23 15:01:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2021-11-23 15:01:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:01:58,327 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:01:58,327 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:01:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:01:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:01:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:01:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2021-11-23 15:01:58,328 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2021-11-23 15:01:58,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:01:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2021-11-23 15:01:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2021-11-23 15:01:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:01:58,329 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:01:58,329 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:01:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:01:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-11-23 15:01:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-11-23 15:01:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:01:58,330 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2021-11-23 15:01:58,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2021-11-23 15:01:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-23 15:01:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-23 15:01:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 15:01:58,331 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 15:01:58,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:01:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:01:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2021-11-23 15:01:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2021-11-23 15:01:58,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:01:58,332 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:01:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2021-11-23 15:01:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2021-11-23 15:01:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:01:58,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:01:58,333 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2021-11-23 15:01:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2021-11-23 15:01:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 15:01:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 15:01:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:01:58,334 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:01:58,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 15:01:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 15:01:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:01:58,335 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:01:58,335 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2021-11-23 15:01:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2021-11-23 15:01:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-11-23 15:01:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-11-23 15:01:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-23 15:01:58,336 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-23 15:01:58,336 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:01:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:01:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:01:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:01:58,337 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:01:58,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:01:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:01:58,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:01:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:01:58,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:01:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-23 15:01:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-23 15:01:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-23 15:01:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-23 15:01:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-11-23 15:01:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-11-23 15:01:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:01:58,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-23 15:01:58,340 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:01:58,340 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:01:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:01:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:01:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:01:58,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:01:58,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:01:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-23 15:01:58,342 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-23 15:01:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:01:58,342 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:01:58,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:01:58,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:01:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2021-11-23 15:01:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2021-11-23 15:01:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2021-11-23 15:01:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2021-11-23 15:01:58,343 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2021-11-23 15:01:58,343 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2021-11-23 15:01:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2021-11-23 15:01:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2021-11-23 15:01:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-23 15:01:58,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-23 15:01:58,344 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2021-11-23 15:01:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2021-11-23 15:01:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-11-23 15:01:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-11-23 15:01:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:01:58,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:01:58,345 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 15:01:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 15:01:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2021-11-23 15:01:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2021-11-23 15:01:58,346 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 15:01:58,346 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 15:01:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 15:01:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 15:01:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:01:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:01:58,347 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2021-11-23 15:01:58,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2021-11-23 15:01:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:01:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:01:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:01:58,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:01:58,348 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-23 15:01:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-23 15:01:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:01:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:01:58,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:58,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:58,350 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 15:01:58,350 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 15:01:59,220 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:59,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:00,312 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:00,345 INFO L158 Benchmark]: Toolchain (without parser) took 6217.75ms. Allocated memory was 109.1MB in the beginning and 230.7MB in the end (delta: 121.6MB). Free memory was 61.4MB in the beginning and 131.0MB in the end (delta: -69.7MB). Peak memory consumption was 112.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,346 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 52.1MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:00,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3382.26ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 61.4MB in the beginning and 78.6MB in the end (delta: -17.2MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 411.35ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 78.6MB in the beginning and 147.7MB in the end (delta: -69.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,348 INFO L158 Benchmark]: Boogie Preprocessor took 308.71ms. Allocated memory is still 230.7MB. Free memory was 147.7MB in the beginning and 111.0MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,349 INFO L158 Benchmark]: RCFGBuilder took 2108.99ms. Allocated memory is still 230.7MB. Free memory was 111.0MB in the beginning and 131.0MB in the end (delta: -20.1MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 15:02:00,355 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 52.1MB in the end (delta: 26.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3382.26ms. Allocated memory was 109.1MB in the beginning and 155.2MB in the end (delta: 46.1MB). Free memory was 61.4MB in the beginning and 78.6MB in the end (delta: -17.2MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 411.35ms. Allocated memory was 155.2MB in the beginning and 230.7MB in the end (delta: 75.5MB). Free memory was 78.6MB in the beginning and 147.7MB in the end (delta: -69.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 308.71ms. Allocated memory is still 230.7MB. Free memory was 147.7MB in the beginning and 111.0MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 2108.99ms. Allocated memory is still 230.7MB. Free memory was 111.0MB in the beginning and 131.0MB in the end (delta: -20.1MB). Peak memory consumption was 41.8MB. 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 15:02:00,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a1e17c33569fa40e536cd8c869720d5a80d6c0d7c343e9efbe1ac963f2ae01b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:02,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:02,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:02,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:02,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:02,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:02,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:02,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:02,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:03,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:03,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:03,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:03,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:03,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:03,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:03,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:03,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:03,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:03,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:03,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:03,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:03,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:03,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:03,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:03,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:03,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:03,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:03,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:03,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:03,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:03,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:03,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:03,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:03,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:03,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:03,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:03,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:03,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:03,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:03,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:03,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:03,073 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:02:03,121 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:03,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:03,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:03,123 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:03,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:03,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:03,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:03,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:03,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:03,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:03,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:03,126 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:03,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:03,127 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:03,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:03,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:03,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:03,128 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:03,128 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:03,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:03,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:03,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:03,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:03,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:03,129 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:03,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:03,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:03,130 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:03,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:03,131 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a1e17c33569fa40e536cd8c869720d5a80d6c0d7c343e9efbe1ac963f2ae01b [2021-11-23 15:02:03,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:03,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:03,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:03,517 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:03,518 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:03,520 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2021-11-23 15:02:03,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/d8f91ac4f/d49064ce852e43f49cba50f9b6684c3d/FLAGbf54ce972 [2021-11-23 15:02:04,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:04,573 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i [2021-11-23 15:02:04,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/d8f91ac4f/d49064ce852e43f49cba50f9b6684c3d/FLAGbf54ce972 [2021-11-23 15:02:04,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/data/d8f91ac4f/d49064ce852e43f49cba50f9b6684c3d [2021-11-23 15:02:04,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:04,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:04,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:04,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:04,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:04,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:04" (1/1) ... [2021-11-23 15:02:04,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26acfff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:04, skipping insertion in model container [2021-11-23 15:02:04,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:04" (1/1) ... [2021-11-23 15:02:04,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:05,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:07,416 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2021-11-23 15:02:07,473 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:02:07,489 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:07,555 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:02:07,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:08,007 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2021-11-23 15:02:08,011 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:02:08,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:08,027 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:08,636 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_5165fd5d-018f-4a19-bcf6-239d445a3bdd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--atm--nicstar.ko-entry_point.cil.out.i[321673,321686] [2021-11-23 15:02:08,657 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-23 15:02:08,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:08,771 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:08,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08 WrapperNode [2021-11-23 15:02:08,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:08,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:08,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:08,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:08,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:08,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,109 INFO L137 Inliner]: procedures = 266, calls = 2297, calls flagged for inlining = 114, calls inlined = 111, statements flattened = 5915 [2021-11-23 15:02:09,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:09,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:09,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:09,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:09,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:09,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:09,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:09,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:09,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:08" (1/1) ... [2021-11-23 15:02:09,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:09,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:09,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:09,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure atm_charge [2021-11-23 15:02:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_charge [2021-11-23 15:02:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-23 15:02:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-23 15:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure process_tsq [2021-11-23 15:02:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure process_tsq [2021-11-23 15:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:02:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:02:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-23 15:02:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-23 15:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:02:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:02:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-23 15:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-23 15:02:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ns_open [2021-11-23 15:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_open [2021-11-23 15:02:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-23 15:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-23 15:02:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:02:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:02:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure ns_read_sram [2021-11-23 15:02:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_read_sram [2021-11-23 15:02:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure get_scq [2021-11-23 15:02:09,644 INFO L138 BoogieDeclarations]: Found implementation of procedure get_scq [2021-11-23 15:02:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:02:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:02:09,645 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_rx_buf [2021-11-23 15:02:09,645 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_rx_buf [2021-11-23 15:02:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-23 15:02:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-23 15:02:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:02:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:02:09,646 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2021-11-23 15:02:09,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2021-11-23 15:02:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-11-23 15:02:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_INT [2021-11-23 15:02:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-23 15:02:09,647 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-23 15:02:09,647 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:02:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:02:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:02:09,648 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:02:09,648 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:02:09,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:02:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:02:09,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:02:09,650 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioctl [2021-11-23 15:02:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioctl [2021-11-23 15:02:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-23 15:02:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-23 15:02:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:02:09,651 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:02:09,651 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:02:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure process_rsq [2021-11-23 15:02:09,652 INFO L138 BoogieDeclarations]: Found implementation of procedure process_rsq [2021-11-23 15:02:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:02:09,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:02:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:02:09,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:02:09,653 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:02:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:02:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_alloc_skb [2021-11-23 15:02:09,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_alloc_skb [2021-11-23 15:02:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:02:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:02:09,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:02:09,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:02:09,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:02:09,655 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 15:02:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 15:02:09,655 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-11-23 15:02:09,655 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-11-23 15:02:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:02:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_sm_buf [2021-11-23 15:02:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_sm_buf [2021-11-23 15:02:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-23 15:02:09,656 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-23 15:02:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:02:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:02:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-23 15:02:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-23 15:02:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:02:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:02:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure push_rxbufs [2021-11-23 15:02:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure push_rxbufs [2021-11-23 15:02:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_get [2021-11-23 15:02:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_get [2021-11-23 15:02:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-23 15:02:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-23 15:02:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:02:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:02:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-11-23 15:02:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-11-23 15:02:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure ns_close [2021-11-23 15:02:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_close [2021-11-23 15:02:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-11-23 15:02:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-11-23 15:02:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-23 15:02:09,661 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-23 15:02:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:02:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:02:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_read_eprom [2021-11-23 15:02:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_read_eprom [2021-11-23 15:02:09,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:02:09,662 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:02:09,663 INFO L130 BoogieDeclarations]: Found specification of procedure ns_phy_put [2021-11-23 15:02:09,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_phy_put [2021-11-23 15:02:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:02:09,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:02:09,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:02:09,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:02:09,668 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iov_buf [2021-11-23 15:02:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iov_buf [2021-11-23 15:02:09,669 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-23 15:02:09,669 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-23 15:02:09,670 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:02:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:02:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 15:02:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 15:02:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-11-23 15:02:09,676 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-11-23 15:02:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:02:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ns_send [2021-11-23 15:02:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_send [2021-11-23 15:02:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-11-23 15:02:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-11-23 15:02:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:02:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:02:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:02:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-23 15:02:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-23 15:02:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:02:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:02:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:02:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:02:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-11-23 15:02:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-11-23 15:02:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:02:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:02:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:02:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:02:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:02:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-23 15:02:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-23 15:02:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-23 15:02:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-23 15:02:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2021-11-23 15:02:09,680 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2021-11-23 15:02:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:02:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:02:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:02:09,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:02:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:02:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:02:09,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:02:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:02:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:02:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:02:09,682 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-23 15:02:09,682 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-23 15:02:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:02:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:02:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:02:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure free_scq [2021-11-23 15:02:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure free_scq [2021-11-23 15:02:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2021-11-23 15:02:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2021-11-23 15:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2021-11-23 15:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2021-11-23 15:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure recycle_iovec_rx_bufs [2021-11-23 15:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure recycle_iovec_rx_bufs [2021-11-23 15:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-23 15:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-23 15:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure nicstar_remove_one [2021-11-23 15:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure nicstar_remove_one [2021-11-23 15:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unlink [2021-11-23 15:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unlink [2021-11-23 15:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-23 15:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-23 15:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ns_init_card_error [2021-11-23 15:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_init_card_error [2021-11-23 15:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 15:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 15:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 15:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 15:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ns_write_sram [2021-11-23 15:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_write_sram [2021-11-23 15:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-23 15:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-23 15:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-23 15:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-23 15:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-23 15:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-23 15:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-23 15:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 15:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 15:02:10,587 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:10,604 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:22,600 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:22,604 INFO L158 Benchmark]: Toolchain (without parser) took 17680.49ms. Allocated memory was 71.3MB in the beginning and 427.8MB in the end (delta: 356.5MB). Free memory was 38.2MB in the beginning and 255.3MB in the end (delta: -217.1MB). Peak memory consumption was 141.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:22,604 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:22,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3846.34ms. Allocated memory was 71.3MB in the beginning and 213.9MB in the end (delta: 142.6MB). Free memory was 38.0MB in the beginning and 111.0MB in the end (delta: -73.0MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:22,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 336.27ms. Allocated memory is still 213.9MB. Free memory was 111.0MB in the beginning and 80.7MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:02:22,605 INFO L158 Benchmark]: Boogie Preprocessor took 446.57ms. Allocated memory is still 213.9MB. Free memory was 80.7MB in the beginning and 95.4MB in the end (delta: -14.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:22,606 INFO L158 Benchmark]: RCFGBuilder took 13044.33ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 95.4MB in the beginning and 255.3MB in the end (delta: -159.9MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:22,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 50.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3846.34ms. Allocated memory was 71.3MB in the beginning and 213.9MB in the end (delta: 142.6MB). Free memory was 38.0MB in the beginning and 111.0MB in the end (delta: -73.0MB). Peak memory consumption was 99.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 336.27ms. Allocated memory is still 213.9MB. Free memory was 111.0MB in the beginning and 80.7MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 446.57ms. Allocated memory is still 213.9MB. Free memory was 80.7MB in the beginning and 95.4MB in the end (delta: -14.7MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * RCFGBuilder took 13044.33ms. Allocated memory was 213.9MB in the beginning and 427.8MB in the end (delta: 213.9MB). Free memory was 95.4MB in the beginning and 255.3MB in the end (delta: -159.9MB). Peak memory consumption was 54.3MB. 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 15:02:22,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5165fd5d-018f-4a19-bcf6-239d445a3bdd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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