./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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 a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:48,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:48,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:48,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:48,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:48,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:48,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:48,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:48,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:48,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:48,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:48,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:48,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:48,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:48,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:48,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:48,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:48,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:48,363 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:48,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:48,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:48,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:48,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:48,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:48,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:48,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:48,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:48,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:48,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:48,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:48,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:48,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:48,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:48,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:48,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:48,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:48,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:48,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:48,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:48,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:48,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:48,400 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:56:48,440 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:48,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:48,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:48,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:48,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:48,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:48,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:48,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:56:48,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:48,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:48,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:48,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:48,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:48,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:48,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:48,453 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:48,453 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:48,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:48,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:48,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:48,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:48,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:48,454 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:56:48,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:56:48,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:48,455 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 [2021-11-23 15:56:48,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:48,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:48,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:48,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:48,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:48,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:56:48,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/c9cc9d703/34c12ba51df44564824708bb2366dd1b/FLAG52dd34bdd [2021-11-23 15:56:49,810 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:56:49,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:56:49,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/c9cc9d703/34c12ba51df44564824708bb2366dd1b/FLAG52dd34bdd [2021-11-23 15:56:50,180 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/c9cc9d703/34c12ba51df44564824708bb2366dd1b [2021-11-23 15:56:50,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:56:50,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:56:50,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:50,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:56:50,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:56:50,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3318ba13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:50, skipping insertion in model container [2021-11-23 15:56:50,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:50" (1/1) ... [2021-11-23 15:56:50,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:50,416 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:50,983 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-11-23 15:56:50,984 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-11-23 15:56:51,638 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-11-23 15:56:53,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:53,216 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:53,363 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-11-23 15:56:53,364 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-11-23 15:56:53,384 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-11-23 15:56:53,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:53,928 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:53,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53 WrapperNode [2021-11-23 15:56:53,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:53,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:53,930 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:53,930 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:53,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,258 INFO L137 Inliner]: procedures = 350, calls = 2000, calls flagged for inlining = 171, calls inlined = 139, statements flattened = 4668 [2021-11-23 15:56:54,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:54,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:54,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:54,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:54,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,296 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,296 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:54,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:54,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:54,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:54,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:53" (1/1) ... [2021-11-23 15:56:54,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:54,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:54,604 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:54,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:54,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:56:54,650 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-11-23 15:56:54,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-11-23 15:56:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:56:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2021-11-23 15:56:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2021-11-23 15:56:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:56:54,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:56:54,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-23 15:56:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-23 15:56:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-23 15:56:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-23 15:56:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-11-23 15:56:54,652 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-11-23 15:56:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:56:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:56:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-11-23 15:56:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-11-23 15:56:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:56:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:56:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:56:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:56:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:56:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:56:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:56:54,654 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:56:54,654 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-23 15:56:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-23 15:56:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-11-23 15:56:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-11-23 15:56:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-23 15:56:54,655 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-23 15:56:54,655 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-11-23 15:56:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-11-23 15:56:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:56:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:56:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 15:56:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 15:56:54,656 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:56:54,656 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:56:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-11-23 15:56:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-11-23 15:56:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:56:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:56:54,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:56:54,657 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:56:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-11-23 15:56:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-11-23 15:56:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:54,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-11-23 15:56:54,658 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-11-23 15:56:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-11-23 15:56:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-11-23 15:56:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-11-23 15:56:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-11-23 15:56:54,659 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-11-23 15:56:54,659 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-11-23 15:56:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:56:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:56:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-11-23 15:56:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-11-23 15:56:54,660 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:56:54,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:56:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-11-23 15:56:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-11-23 15:56:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-11-23 15:56:54,661 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-11-23 15:56:54,661 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-11-23 15:56:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-11-23 15:56:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-11-23 15:56:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-11-23 15:56:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 15:56:54,662 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 15:56:54,662 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-11-23 15:56:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-11-23 15:56:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:56:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:56:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:56:54,663 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:56:54,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:56:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:56:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-23 15:56:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-11-23 15:56:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-11-23 15:56:54,664 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-11-23 15:56:54,664 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-11-23 15:56:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:56:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:56:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 15:56:54,665 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 15:56:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:54,665 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-11-23 15:56:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-11-23 15:56:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-11-23 15:56:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-11-23 15:56:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:56:54,666 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:56:54,666 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-11-23 15:56:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-11-23 15:56:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-11-23 15:56:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-11-23 15:56:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-11-23 15:56:54,667 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-11-23 15:56:54,667 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:56:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:56:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:56:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:56:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:56:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:56:54,668 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:56:54,668 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:56:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-11-23 15:56:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-11-23 15:56:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:56:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:56:54,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:56:54,669 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:56:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:56:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-11-23 15:56:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-11-23 15:56:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-23 15:56:54,670 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-23 15:56:54,670 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:56:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:56:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:56:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:56:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:56:54,671 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-23 15:56:54,671 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-23 15:56:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-11-23 15:56:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-11-23 15:56:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-11-23 15:56:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-11-23 15:56:54,672 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-11-23 15:56:54,672 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-11-23 15:56:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-11-23 15:56:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-11-23 15:56:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:56:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:56:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:56:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:56:54,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:56:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-23 15:56:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-23 15:56:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:56:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:56:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-11-23 15:56:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-11-23 15:56:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-11-23 15:56:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-11-23 15:56:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2021-11-23 15:56:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2021-11-23 15:56:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:56:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:56:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:56:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:56:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2021-11-23 15:56:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2021-11-23 15:56:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:56:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:56:54,676 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-23 15:56:54,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-23 15:56:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-11-23 15:56:54,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-11-23 15:56:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:56:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-23 15:56:54,677 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-23 15:56:54,677 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:56:54,677 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:56:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:56:54,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:56:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2021-11-23 15:56:54,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2021-11-23 15:56:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-23 15:56:54,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-23 15:56:54,678 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-11-23 15:56:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-11-23 15:56:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:56:54,679 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:56:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:54,679 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:56:54,680 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:56:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-23 15:56:54,680 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-23 15:56:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 15:56:54,680 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 15:56:54,680 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:56:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:56:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:56:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:56:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-23 15:56:54,681 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-23 15:56:54,681 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 15:56:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 15:56:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-23 15:56:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-23 15:56:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:56:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:56:54,682 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-11-23 15:56:54,682 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-11-23 15:56:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:56:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:56:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:56:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:56:54,683 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-11-23 15:56:54,683 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-11-23 15:56:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:56:54,684 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:56:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:56:54,684 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:56:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:56:54,684 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:56:54,685 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:56:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:56:54,685 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:56:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-11-23 15:56:54,685 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-11-23 15:56:54,685 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2021-11-23 15:56:54,686 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2021-11-23 15:56:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:54,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-11-23 15:56:54,686 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-11-23 15:56:54,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:56:54,687 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:56:54,687 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:56:54,687 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:56:55,499 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:55,504 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:56,245 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:56,252 INFO L158 Benchmark]: Toolchain (without parser) took 6066.58ms. Allocated memory was 144.7MB in the beginning and 308.3MB in the end (delta: 163.6MB). Free memory was 94.1MB in the beginning and 165.3MB in the end (delta: -71.2MB). Peak memory consumption was 98.4MB. Max. memory is 16.1GB. [2021-11-23 15:56:56,253 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 144.7MB. Free memory was 124.6MB in the beginning and 124.5MB in the end (delta: 84.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:56,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3743.39ms. Allocated memory was 144.7MB in the beginning and 203.4MB in the end (delta: 58.7MB). Free memory was 93.8MB in the beginning and 96.4MB in the end (delta: -2.6MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:56,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 332.02ms. Allocated memory is still 203.4MB. Free memory was 96.4MB in the beginning and 122.6MB in the end (delta: -26.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:56,261 INFO L158 Benchmark]: Boogie Preprocessor took 311.87ms. Allocated memory is still 203.4MB. Free memory was 122.6MB in the beginning and 95.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:56,262 INFO L158 Benchmark]: RCFGBuilder took 1674.92ms. Allocated memory was 203.4MB in the beginning and 308.3MB in the end (delta: 104.9MB). Free memory was 95.4MB in the beginning and 165.3MB in the end (delta: -69.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-11-23 15:56:56,267 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 144.7MB. Free memory was 124.6MB in the beginning and 124.5MB in the end (delta: 84.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3743.39ms. Allocated memory was 144.7MB in the beginning and 203.4MB in the end (delta: 58.7MB). Free memory was 93.8MB in the beginning and 96.4MB in the end (delta: -2.6MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 332.02ms. Allocated memory is still 203.4MB. Free memory was 96.4MB in the beginning and 122.6MB in the end (delta: -26.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 311.87ms. Allocated memory is still 203.4MB. Free memory was 122.6MB in the beginning and 95.4MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1674.92ms. Allocated memory was 203.4MB in the beginning and 308.3MB in the end (delta: 104.9MB). Free memory was 95.4MB in the beginning and 165.3MB in the end (delta: -69.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:56:56,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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 a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:56:58,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:56:58,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:56:58,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:56:58,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:56:58,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:56:58,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:56:58,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:56:58,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:56:58,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:56:58,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:56:58,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:56:58,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:56:58,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:56:58,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:56:58,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:56:58,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:56:58,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:56:58,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:56:58,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:56:58,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:56:58,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:56:58,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:56:58,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:56:58,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:56:58,774 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:56:58,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:56:58,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:56:58,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:56:58,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:56:58,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:56:58,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:56:58,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:56:58,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:56:58,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:56:58,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:56:58,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:56:58,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:56:58,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:56:58,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:56:58,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:56:58,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:56:58,836 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:56:58,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:56:58,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:56:58,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:56:58,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:56:58,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:56:58,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:56:58,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:56:58,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:56:58,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:56:58,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:56:58,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:56:58,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:56:58,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:56:58,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:56:58,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:56:58,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:56:58,844 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:56:58,844 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:56:58,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:56:58,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:58,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:56:58,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:56:58,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:56:58,846 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:56:58,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:56:58,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:56:58,847 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:56:58,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:56:58,848 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 [2021-11-23 15:56:59,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:56:59,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:56:59,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:56:59,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:56:59,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:56:59,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:56:59,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/595d76960/55e63fc65f4b4887b19f82abdb4c56e0/FLAG5140668f4 [2021-11-23 15:57:00,336 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:00,338 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-11-23 15:57:00,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/595d76960/55e63fc65f4b4887b19f82abdb4c56e0/FLAG5140668f4 [2021-11-23 15:57:00,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/data/595d76960/55e63fc65f4b4887b19f82abdb4c56e0 [2021-11-23 15:57:00,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:00,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:00,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:00,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:00,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:00,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13112f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:00, skipping insertion in model container [2021-11-23 15:57:00,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:00" (1/1) ... [2021-11-23 15:57:00,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:00,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:01,622 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-11-23 15:57:01,622 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-11-23 15:57:02,264 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-11-23 15:57:03,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:03,707 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:57:03,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:03,901 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-11-23 15:57:03,901 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-11-23 15:57:03,943 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-11-23 15:57:04,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:04,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:04,424 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-11-23 15:57:04,425 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-11-23 15:57:04,439 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_b36d633f-2147-40b6-9b32-ff13da1a7d8c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-11-23 15:57:04,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:05,106 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:05,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05 WrapperNode [2021-11-23 15:57:05,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:05,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:05,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:05,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:05,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,351 INFO L137 Inliner]: procedures = 363, calls = 2000, calls flagged for inlining = 171, calls inlined = 139, statements flattened = 4508 [2021-11-23 15:57:05,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:05,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:05,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:05,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:05,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:05,663 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:05,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:05,664 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:05,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:05" (1/1) ... [2021-11-23 15:57:05,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:05,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:05,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:05,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:57:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-11-23 15:57:05,747 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-11-23 15:57:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:57:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2021-11-23 15:57:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2021-11-23 15:57:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:57:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:57:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-11-23 15:57:05,748 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-11-23 15:57:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-23 15:57:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-23 15:57:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-11-23 15:57:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-11-23 15:57:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-23 15:57:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-23 15:57:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-11-23 15:57:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-11-23 15:57:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-23 15:57:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-23 15:57:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-23 15:57:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-23 15:57:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:57:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:57:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:57:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:57:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-23 15:57:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-23 15:57:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-11-23 15:57:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-11-23 15:57:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-11-23 15:57:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-11-23 15:57:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-11-23 15:57:05,752 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-11-23 15:57:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:57:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:57:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-23 15:57:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-23 15:57:05,753 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:57:05,753 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:57:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-11-23 15:57:05,754 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-11-23 15:57:05,754 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:57:05,755 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:57:05,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:57:05,756 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:57:05,756 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-11-23 15:57:05,756 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-11-23 15:57:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:57:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:57:05,757 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-11-23 15:57:05,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-11-23 15:57:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-11-23 15:57:05,758 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-11-23 15:57:05,758 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-11-23 15:57:05,759 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-11-23 15:57:05,759 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-11-23 15:57:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-11-23 15:57:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:57:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:57:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-11-23 15:57:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-11-23 15:57:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 15:57:05,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 15:57:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-11-23 15:57:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-11-23 15:57:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-11-23 15:57:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-11-23 15:57:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-11-23 15:57:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-11-23 15:57:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-11-23 15:57:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-11-23 15:57:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-23 15:57:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-23 15:57:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-11-23 15:57:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-11-23 15:57:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:57:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-23 15:57:05,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-23 15:57:05,763 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:57:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:57:05,764 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-23 15:57:05,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-23 15:57:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-23 15:57:05,765 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-11-23 15:57:05,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-11-23 15:57:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-11-23 15:57:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-11-23 15:57:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:57:05,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:57:05,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-23 15:57:05,767 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-23 15:57:05,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:57:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-11-23 15:57:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-11-23 15:57:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:57:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:57:05,768 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-11-23 15:57:05,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-11-23 15:57:05,769 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-23 15:57:05,770 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-23 15:57:05,772 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-11-23 15:57:05,772 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-11-23 15:57:05,773 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-11-23 15:57:05,773 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-11-23 15:57:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-11-23 15:57:05,774 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-11-23 15:57:05,774 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:57:05,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:57:05,775 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:57:05,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:57:05,780 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:57:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:57:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:57:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:57:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-11-23 15:57:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-11-23 15:57:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:57:05,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:57:05,781 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:57:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:57:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-11-23 15:57:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-11-23 15:57:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-23 15:57:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-23 15:57:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:57:05,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:57:05,782 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:57:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:57:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-11-23 15:57:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-11-23 15:57:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-11-23 15:57:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-11-23 15:57:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-11-23 15:57:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-11-23 15:57:05,783 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-11-23 15:57:05,783 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-11-23 15:57:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-11-23 15:57:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-11-23 15:57:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:57:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:57:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-23 15:57:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-23 15:57:05,784 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-23 15:57:05,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-23 15:57:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:57:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:57:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-11-23 15:57:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-11-23 15:57:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-11-23 15:57:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-11-23 15:57:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2021-11-23 15:57:05,785 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2021-11-23 15:57:05,785 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:57:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:57:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:57:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:57:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2021-11-23 15:57:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2021-11-23 15:57:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:57:05,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:57:05,786 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-23 15:57:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-23 15:57:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-11-23 15:57:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-11-23 15:57:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:57:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-11-23 15:57:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-11-23 15:57:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:57:05,788 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-23 15:57:05,788 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-23 15:57:05,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:57:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:57:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2021-11-23 15:57:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2021-11-23 15:57:05,790 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-23 15:57:05,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-23 15:57:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-11-23 15:57:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-11-23 15:57:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:57:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:57:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:57:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:57:05,791 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-23 15:57:05,791 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-23 15:57:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 15:57:05,792 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:57:05,792 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-23 15:57:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-23 15:57:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-23 15:57:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-23 15:57:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-23 15:57:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-23 15:57:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-23 15:57:05,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-23 15:57:05,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-23 15:57:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-23 15:57:05,794 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 15:57:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 15:57:05,794 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-11-23 15:57:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-11-23 15:57:05,794 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:57:05,794 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-11-23 15:57:05,794 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:57:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:57:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-11-23 15:57:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-11-23 15:57:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-23 15:57:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-23 15:57:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:57:05,795 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:57:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:57:05,795 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:57:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:57:05,796 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:57:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:57:05,796 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-11-23 15:57:05,796 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-11-23 15:57:05,796 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2021-11-23 15:57:05,797 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2021-11-23 15:57:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-11-23 15:57:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-11-23 15:57:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:57:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:57:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:57:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:57:06,611 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:06,618 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:26,278 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:57:26,283 INFO L158 Benchmark]: Toolchain (without parser) took 25514.01ms. Allocated memory was 75.5MB in the beginning and 415.2MB in the end (delta: 339.7MB). Free memory was 43.0MB in the beginning and 215.6MB in the end (delta: -172.6MB). Peak memory consumption was 166.7MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,283 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:57:26,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4337.74ms. Allocated memory was 75.5MB in the beginning and 216.0MB in the end (delta: 140.5MB). Free memory was 42.9MB in the beginning and 128.4MB in the end (delta: -85.5MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.10ms. Allocated memory is still 216.0MB. Free memory was 128.4MB in the beginning and 103.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,285 INFO L158 Benchmark]: Boogie Preprocessor took 310.11ms. Allocated memory was 216.0MB in the beginning and 415.2MB in the end (delta: 199.2MB). Free memory was 103.3MB in the beginning and 320.5MB in the end (delta: -217.2MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,286 INFO L158 Benchmark]: RCFGBuilder took 20617.87ms. Allocated memory is still 415.2MB. Free memory was 320.5MB in the beginning and 215.6MB in the end (delta: 104.9MB). Peak memory consumption was 104.9MB. Max. memory is 16.1GB. [2021-11-23 15:57:26,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4337.74ms. Allocated memory was 75.5MB in the beginning and 216.0MB in the end (delta: 140.5MB). Free memory was 42.9MB in the beginning and 128.4MB in the end (delta: -85.5MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.10ms. Allocated memory is still 216.0MB. Free memory was 128.4MB in the beginning and 103.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 310.11ms. Allocated memory was 216.0MB in the beginning and 415.2MB in the end (delta: 199.2MB). Free memory was 103.3MB in the beginning and 320.5MB in the end (delta: -217.2MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * RCFGBuilder took 20617.87ms. Allocated memory is still 415.2MB. Free memory was 320.5MB in the beginning and 215.6MB in the end (delta: 104.9MB). Peak memory consumption was 104.9MB. 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 15:57:26,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36d633f-2147-40b6-9b32-ff13da1a7d8c/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